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Combined display of all available logs of Helpful. You can narrow down the view by selecting a log type, the username (case-sensitive), or the affected page (also case-sensitive).
- 17:36, 22 January 2024 Helpful talk contribs changed visibility of 78 revisions on page Electronics notes/Changing voltage: content hidden
- 17:36, 22 January 2024 Helpful talk contribs changed visibility of 3 revisions on page Electronics notes/Resistors: content hidden
- 17:36, 22 January 2024 Helpful talk contribs changed visibility of 78 revisions on page Electronics notes/Resistors: content hidden
- 17:35, 22 January 2024 Helpful talk contribs changed visibility of 2 revisions on page File magic: content hidden
- 17:35, 22 January 2024 Helpful talk contribs changed visibility of a revision on page Dosbox notes: content hidden
- 17:35, 22 January 2024 Helpful talk contribs changed visibility of 4 revisions on page Kosher: content hidden
- 17:32, 22 January 2024 Helpful talk contribs changed visibility of 197 revisions on page Electronic music - notes on audio APIs: content hidden
- 17:31, 22 January 2024 Helpful talk contribs changed visibility of 2 revisions on page Pleonasm, tautology: content hidden
- 17:30, 22 January 2024 Helpful talk contribs changed visibility of 34 revisions on page Out the airlock: content hidden
- 17:29, 22 January 2024 Helpful talk contribs changed visibility of 48 revisions on page RDBMS use and speed tweaking notes: content hidden
- 17:29, 22 January 2024 Helpful talk contribs changed visibility of 9 revisions on page Eggs: content hidden
- 17:24, 22 January 2024 Helpful talk contribs changed visibility of 326 revisions on page Notes on encoding video: content hidden
- 17:24, 22 January 2024 Helpful talk contribs changed visibility of 6 revisions on page Ebook notes: content hidden
- 17:23, 22 January 2024 Helpful talk contribs changed visibility of 3 revisions on page Turing complete: content hidden
- 17:23, 22 January 2024 Helpful talk contribs changed visibility of 7 revisions on page Ship versus boat: content hidden
- 17:22, 22 January 2024 Helpful talk contribs changed visibility of 78 revisions on page Electronics notes/Amplifier notes: content hidden
- 17:22, 22 January 2024 Helpful talk contribs changed visibility of 6 revisions on page Electronics notes/Solenoids: content hidden
- 17:21, 22 January 2024 Helpful talk contribs changed visibility of 143 revisions on page Electronics project notes/Hilo Arduino GPRS shield notes: content hidden
- 17:21, 22 January 2024 Helpful talk contribs changed visibility of 4 revisions on page Apache - basic control and behaviour: content hidden
- 17:21, 22 January 2024 Helpful talk contribs changed visibility of 13 revisions on page Apache memory use: content hidden
- 17:20, 22 January 2024 Helpful talk contribs changed visibility of 18 revisions on page Apache MPMs: content hidden
- 17:20, 22 January 2024 Helpful talk contribs changed visibility of 32 revisions on page Apache config and .htaccess - logging: content hidden
- 17:20, 22 January 2024 Helpful talk contribs changed visibility of 82 revisions on page Apache config and .htaccess - semi-sorted: content hidden
- 17:13, 22 January 2024 Helpful talk contribs changed visibility of 79 revisions on page BeautifulSoup: content hidden
- 17:12, 22 January 2024 Helpful talk contribs changed visibility of 45 revisions on page Humidity: content hidden
- 17:12, 22 January 2024 Helpful talk contribs changed visibility of 35 revisions on page Common plugs and connectors: content hidden
- 17:11, 22 January 2024 Helpful talk contribs changed visibility of 6 revisions on page Aliasing: content hidden
- 17:11, 22 January 2024 Helpful talk contribs changed visibility of 18 revisions on page RSS and Atom notes: content hidden
- 17:05, 22 January 2024 Helpful talk contribs created page Dimenionless fractions (Created page with " <!-- Used to express... '''concentrations''', particularly in chemistry One problem is that, while [https://en.wikipedia.org/wiki/Volume_fraction volume fraction], [https://en.wikipedia.org/wiki/Mass_fraction_(chemistry) mass fraction], and [https://en.wikipedia.org/wiki/Mole_fraction mole fraction] are all potentially useful, they are not the same - e.g. mass and volume may be quite different for gases So even while the units like kg/kg or m<sup>3</sup>/m<sup...")
- 17:05, 22 January 2024 Helpful talk contribs changed visibility of 33 revisions on page Linux admin notes - security enhanced linux: content hidden
- 17:05, 22 January 2024 Helpful talk contribs changed visibility of 54 revisions on page Apache config and .htaccess - security: content hidden
- 17:04, 22 January 2024 Helpful talk contribs changed visibility of 39 revisions on page PAM notes: content hidden
- 17:04, 22 January 2024 Helpful talk contribs changed visibility of 161 revisions on page SSH - loose notes: content hidden
- 17:04, 22 January 2024 Helpful talk contribs changed visibility of 4 revisions on page SSH - SSH jails: content hidden
- 17:03, 22 January 2024 Helpful talk contribs changed visibility of 43 revisions on page SSH - SSH jails: content hidden, edit summary hidden and username hidden
- 17:03, 22 January 2024 Helpful talk contribs changed visibility of 29 revisions on page Public key encryption; SSL and TLS: content hidden, edit summary hidden and username hidden
- 17:03, 22 January 2024 Helpful talk contribs changed visibility of 209 revisions on page SSH - tunnels, X forwarding: content hidden, edit summary hidden and username hidden
- 17:02, 22 January 2024 Helpful talk contribs changed visibility of 124 revisions on page SSH - keypair logins: content hidden, edit summary hidden and username hidden
- 16:58, 22 January 2024 Helpful talk contribs changed visibility of 109 revisions on page Postgresql notes: content hidden
- 16:58, 22 January 2024 Helpful talk contribs changed visibility of 250 revisions on page Postgresql notes: content hidden
- 16:58, 22 January 2024 Helpful talk contribs changed visibility of 250 revisions on page Postgresql notes: content hidden
- 16:42, 22 January 2024 Helpful talk contribs changed visibility of 12 revisions on page Ible, able: content hidden
- 16:40, 22 January 2024 Helpful talk contribs changed visibility of 5 revisions on page De facto standard: content hidden
- 16:40, 22 January 2024 Helpful talk contribs changed visibility of 11 revisions on page Data structures: content hidden
- 16:38, 22 January 2024 Helpful talk contribs changed visibility of 13 revisions on page "Reactive": content hidden
- 16:36, 22 January 2024 Helpful talk contribs changed visibility of 114 revisions on page Electronics notes/Batteries: content hidden
- 16:36, 22 January 2024 Helpful talk contribs changed visibility of 24 revisions on page Aalib, caca: content hidden
- 16:35, 22 January 2024 Helpful talk contribs changed visibility of 107 revisions on page Linux admin notes - unsorted and muck: content hidden
- 16:35, 22 January 2024 Helpful talk contribs changed visibility of 25 revisions on page 4-20mA R click notes: content hidden
- 16:34, 22 January 2024 Helpful talk contribs changed visibility of 9 revisions on page Identifiers, classifiers, and other codes: content hidden, edit summary hidden and username hidden
- 16:32, 22 January 2024 Helpful talk contribs changed visibility of 298 revisions on page Electronics project notes/ESP notes: content hidden, edit summary hidden and username hidden
- 16:13, 22 January 2024 Helpful talk contribs changed visibility of 33 revisions on page CGI, FastCGI, SCGI, WSGI, servlets and such: content hidden, edit summary hidden and username hidden
- 16:13, 22 January 2024 Helpful talk contribs changed visibility of 53 revisions on page Barcode notes: content hidden, edit summary hidden and username hidden
- 16:12, 22 January 2024 Helpful talk contribs changed visibility of 10 revisions on page Explaining network connections you see frequenty: content hidden, edit summary hidden and username hidden
- 16:11, 22 January 2024 Helpful talk contribs changed visibility of 131 revisions on page Local and network media routing notes: content hidden, edit summary hidden and username hidden
- 16:10, 22 January 2024 Helpful talk contribs changed visibility of 71 revisions on page Security notes - security for the everyday person: content hidden, edit summary hidden and username hidden
- 16:10, 22 January 2024 Helpful talk contribs changed visibility of 62 revisions on page WebDAV notes: content hidden, edit summary hidden and username hidden
- 16:08, 22 January 2024 Helpful talk contribs changed visibility of 89 revisions on page Computer data storage - Network storage: content hidden, edit summary hidden and username hidden
- 16:08, 22 January 2024 Helpful talk contribs changed visibility of 5 revisions on page Computer data storage - RAID - LSI notes: content hidden, edit summary hidden and username hidden
- 16:08, 22 January 2024 Helpful talk contribs changed visibility of 83 revisions on page Computer data storage - SSD notes: content hidden, edit summary hidden and username hidden
- 16:07, 22 January 2024 Helpful talk contribs changed visibility of 17 revisions on page Computer data storage - LVM notes: content hidden, edit summary hidden and username hidden
- 16:07, 22 January 2024 Helpful talk contribs changed visibility of 60 revisions on page Computer data storage - Some glossary: content hidden, edit summary hidden and username hidden
- 16:07, 22 January 2024 Helpful talk contribs changed visibility of 11 revisions on page Computer data storage - Semi-sorted: content hidden, edit summary hidden and username hidden
- 16:04, 22 January 2024 Helpful talk contribs changed visibility of 20 revisions on page Electronics project notes/Thermal printer notes: content hidden, edit summary hidden and username hidden
- 16:04, 22 January 2024 Helpful talk contribs changed visibility of 18 revisions on page In and out of orbit: content hidden, edit summary hidden and username hidden
- 16:02, 22 January 2024 Helpful talk contribs changed visibility of 18 revisions on page Some abstractions around programming: content hidden and edit summary hidden
- 16:01, 22 January 2024 Helpful talk contribs changed visibility of 62 revisions on page Electronics project notes/Audio notes - multichannel and surround: content hidden, edit summary hidden and username hidden
- 16:00, 22 January 2024 Helpful talk contribs changed visibility of 66 revisions on page Troubleshooting when windows spontaneously reboots: content hidden, edit summary hidden and username hidden
- 16:00, 22 January 2024 Helpful talk contribs changed visibility of 9 revisions on page Pre-empting: content hidden, edit summary hidden and username hidden
- 15:59, 22 January 2024 Helpful talk contribs changed visibility of 10 revisions on page Data modeling, restructuring, and massaging: content hidden, edit summary hidden and username hidden
- 15:54, 22 January 2024 Helpful talk contribs changed visibility of 10 revisions on page Context manager: content hidden, edit summary hidden and username hidden
- 15:52, 22 January 2024 Helpful talk contribs changed visibility of 149 revisions on page DIY, craft, materials, and such / Dyeing: content hidden, edit summary hidden and username hidden
- 15:51, 22 January 2024 Helpful talk contribs changed visibility of 119 revisions on page Electronics notes/802.11 (WiFi): content hidden, edit summary hidden and username hidden
- 15:43, 22 January 2024 Helpful talk contribs changed visibility of 47 revisions on page Optimized number crunching: content hidden, edit summary hidden and username hidden
- 15:43, 22 January 2024 Helpful talk contribs changed visibility of 7 revisions on page Tools and materials: content hidden, edit summary hidden and username hidden
- 15:42, 22 January 2024 Helpful talk contribs changed visibility of 244 revisions on page Electronics notes/Diodes: content hidden, edit summary hidden and username hidden
- 15:41, 22 January 2024 Helpful talk contribs changed visibility of 13 revisions on page DIY internet radio: content hidden, edit summary hidden and username hidden
- 15:41, 22 January 2024 Helpful talk contribs changed visibility of 7 revisions on page IRC notes: content hidden, edit summary hidden and username hidden
- 15:26, 22 January 2024 Helpful talk contribs changed visibility of 252 revisions on page Electronics notes/Volts, amps, energy, power: content hidden, edit summary hidden and username hidden
- 15:26, 22 January 2024 Helpful talk contribs changed visibility of 4 revisions on page Electronics notes/Volts, amps, energy, power: content hidden, edit summary hidden and username hidden
- 15:25, 22 January 2024 Helpful talk contribs changed visibility of 255 revisions on page Electronics notes/IO and wired communication: content hidden, edit summary hidden and username hidden
- 15:24, 22 January 2024 Helpful talk contribs changed visibility of 11 revisions on page Automounters and permissions: content hidden, edit summary hidden and username hidden
- 15:23, 22 January 2024 Helpful talk contribs changed visibility of 60 revisions on page Security notes / Identification, authentication, authorization: content hidden, edit summary hidden and username hidden
- 14:57, 22 January 2024 Helpful talk contribs changed visibility of 139 revisions on page Some physics related to everyday life: content hidden, edit summary hidden and username hidden
- 14:35, 22 January 2024 Helpful talk contribs changed visibility of 2 revisions on page Math notes / Number theory: content hidden, edit summary hidden and username hidden
- 14:35, 22 January 2024 Helpful talk contribs changed visibility of 34 revisions on page Math notes / Algebra: content hidden, edit summary hidden and username hidden
- 14:34, 22 January 2024 Helpful talk contribs changed visibility of 5 revisions on page Math notes / Set theory, Category theory: content hidden, edit summary hidden and username hidden
- 14:32, 22 January 2024 Helpful talk contribs changed visibility of 8 revisions on page Math notes / 'elementary mathematics' and similar concepts: content hidden, edit summary hidden and username hidden
- 14:21, 22 January 2024 Helpful talk contribs changed visibility of 11 revisions on page Math notes / Geometry and its relatives: content hidden, edit summary hidden and username hidden
- 14:21, 22 January 2024 Helpful talk contribs changed visibility of 5 revisions on page Predicate: content hidden, edit summary hidden and username hidden
- 14:21, 22 January 2024 Helpful talk contribs changed visibility of 5 revisions on page Binding: content hidden, edit summary hidden and username hidden
- 14:21, 22 January 2024 Helpful talk contribs changed visibility of 28 revisions on page Security notes / some flaw/exploit notes: content hidden, edit summary hidden and username hidden
- 14:20, 22 January 2024 Helpful talk contribs changed visibility of 2 revisions on page Nasi goreng: content hidden, edit summary hidden and username hidden
- 14:19, 22 January 2024 Helpful talk contribs changed visibility of 403 revisions on page Container and docker notes: content hidden, edit summary hidden and username hidden
- 14:18, 22 January 2024 Helpful talk contribs changed visibility of 250 revisions on page Python usage notes - Matplotlib, pylab: content hidden, edit summary hidden and username hidden
- 14:18, 22 January 2024 Helpful talk contribs changed visibility of 250 revisions on page Python usage notes - Matplotlib, pylab: content hidden, edit summary hidden and username hidden
- 14:17, 22 January 2024 Helpful talk contribs changed visibility of 6 revisions on page Security notes / data-at-rest encryption: content hidden, edit summary hidden and username hidden
- 14:15, 22 January 2024 Helpful talk contribs changed visibility of 170 revisions on page Data logging and graphing: content hidden, edit summary hidden and username hidden
- 14:15, 22 January 2024 Helpful talk contribs changed visibility of 129 revisions on page General WSGI notes: content hidden, edit summary hidden and username hidden
- 14:15, 22 January 2024 Helpful talk contribs changed visibility of 3 revisions on page Ultrasonic distance sensor notes: content hidden, edit summary hidden and username hidden
- 14:05, 22 January 2024 Helpful talk contribs changed visibility of 26 revisions on page Lua notes: content hidden, edit summary hidden and username hidden
- 14:05, 22 January 2024 Helpful talk contribs changed visibility of 308 revisions on page Python usage notes - Numpy, scipy: content hidden, edit summary hidden and username hidden
- 14:04, 22 January 2024 Helpful talk contribs changed visibility of 12 revisions on page Stepmania notes: content hidden, edit summary hidden and username hidden
- 14:02, 22 January 2024 Helpful talk contribs changed visibility of 250 revisions on page Common plugs and connectors: content hidden, edit summary hidden and username hidden
- 14:01, 22 January 2024 Helpful talk contribs changed visibility of 250 revisions on page Common plugs and connectors: content hidden, edit summary hidden and username hidden
- 14:00, 22 January 2024 Helpful talk contribs changed visibility of 250 revisions on page Common plugs and connectors: content hidden, edit summary hidden and username hidden
- 14:00, 22 January 2024 Helpful talk contribs changed visibility of 250 revisions on page Common plugs and connectors: content hidden, edit summary hidden and username hidden
- 13:59, 22 January 2024 Helpful talk contribs changed visibility of 250 revisions on page Common plugs and connectors: content hidden, edit summary hidden and username hidden
- 13:59, 22 January 2024 Helpful talk contribs changed visibility of 250 revisions on page Common plugs and connectors: content hidden, edit summary hidden and username hidden
- 13:58, 22 January 2024 Helpful talk contribs changed visibility of 150 revisions on page Common plugs and connectors: content hidden, edit summary hidden and username hidden
- 13:58, 22 January 2024 Helpful talk contribs changed visibility of 100 revisions on page Common plugs and connectors: content hidden, edit summary hidden and username hidden
- 13:46, 22 January 2024 Helpful talk contribs created page F CPU (Redirected page to Electronics project notes/Arduino and AVR notes#Clock speed) Tag: New redirect
- 13:43, 22 January 2024 Helpful talk contribs changed visibility of 38 revisions on page Tuxgraphics AVR ethernet kit notes: content hidden, edit summary hidden and username hidden
- 13:38, 22 January 2024 Helpful talk contribs changed visibility of 6 revisions on page SSH - agent: content hidden, edit summary hidden and username hidden
- 13:37, 22 January 2024 Helpful talk contribs changed visibility of 49 revisions on page Python usage notes/Filesystem stuff: content hidden, edit summary hidden and username hidden
- 13:37, 22 January 2024 Helpful talk contribs changed visibility of 5 revisions on page Text editors, IDEs: content hidden, edit summary hidden and username hidden
- 13:05, 22 January 2024 Helpful talk contribs changed visibility of 96 revisions on page Cookie notes: content hidden, edit summary hidden and username hidden
- 13:04, 22 January 2024 Helpful talk contribs changed visibility of 69 revisions on page Knowledge representation / Semantic annotation / structured data / linked data on the web: content hidden, edit summary hidden and username hidden
- 13:04, 22 January 2024 Helpful talk contribs changed visibility of 29 revisions on page Electronics project notes / SDR notes: content hidden, edit summary hidden and username hidden
- 13:03, 22 January 2024 Helpful talk contribs changed visibility of 9 revisions on page Prosody: content hidden, edit summary hidden and username hidden
- 13:03, 22 January 2024 Helpful talk contribs changed visibility of 24 revisions on page Gnuplot notes: content hidden, edit summary hidden and username hidden
- 13:02, 22 January 2024 Helpful talk contribs changed visibility of 8 revisions on page Electronics notes/General actuator notes, circuit protection: content hidden, edit summary hidden and username hidden
- 13:01, 22 January 2024 Helpful talk contribs changed visibility of 62 revisions on page Electronics project notes/Audio notes - Digital sound communication: content hidden, edit summary hidden and username hidden
- 13:01, 22 January 2024 Helpful talk contribs changed visibility of 3 revisions on page Statistics notes - references, unsorted: content hidden, edit summary hidden and username hidden
- 13:00, 22 January 2024 Helpful talk contribs changed visibility of 26 revisions on page Data annotation notes: content hidden, edit summary hidden and username hidden
- 13:00, 22 January 2024 Helpful talk contribs changed visibility of 29 revisions on page Staples: content hidden, edit summary hidden and username hidden
- 13:00, 22 January 2024 Helpful talk contribs changed visibility of 7 revisions on page Hipster: content hidden, edit summary hidden and username hidden
- 12:59, 22 January 2024 Helpful talk contribs changed visibility of 34 revisions on page Washing machine notes: content hidden, edit summary hidden and username hidden
- 12:59, 22 January 2024 Helpful talk contribs changed visibility of 240 revisions on page Sound physics and some human psychoacoustics: content hidden, edit summary hidden and username hidden
- 12:58, 22 January 2024 Helpful talk contribs changed visibility of 28 revisions on page Network wiring notes - Power over Ethernet: content hidden, edit summary hidden and username hidden
- 12:57, 22 January 2024 Helpful talk contribs changed visibility of 20 revisions on page Sugar: content hidden, edit summary hidden and username hidden
- 12:54, 22 January 2024 Helpful talk contribs changed visibility of 88 revisions on page Public key encryption; SSL and TLS: content hidden, edit summary hidden and username hidden
- 12:53, 22 January 2024 Helpful talk contribs changed visibility of 67 revisions on page Electronics notes/Capacitors: content hidden, edit summary hidden and username hidden
- 12:53, 22 January 2024 Helpful talk contribs changed visibility of 135 revisions on page Find and xargs and parallel: content hidden, edit summary hidden and username hidden
- 12:52, 22 January 2024 Helpful talk contribs changed visibility of 245 revisions on page Elasticsearch notes: content hidden, edit summary hidden and username hidden
- 12:51, 22 January 2024 Helpful talk contribs changed visibility of 60 revisions on page Morphology: content hidden, edit summary hidden and username hidden
- 12:51, 22 January 2024 Helpful talk contribs changed visibility of 20 revisions on page PDF notes: content hidden, edit summary hidden and username hidden
- 12:49, 22 January 2024 Helpful talk contribs changed visibility of 88 revisions on page Utma, utmb, utmz cookies: content hidden, edit summary hidden and username hidden
- 12:49, 22 January 2024 Helpful talk contribs changed visibility of 59 revisions on page Apache config and .htaccess - redirects and proxies: content hidden, edit summary hidden and username hidden
- 12:48, 22 January 2024 Helpful talk contribs changed visibility of 101 revisions on page File polling, event notification, and asynchronous IO: content hidden, edit summary hidden and username hidden
- 12:48, 22 January 2024 Helpful talk contribs changed visibility of 333 revisions on page Archive and backup notes: content hidden, edit summary hidden and username hidden
- 12:47, 22 January 2024 Helpful talk contribs changed visibility of 25 revisions on page Computer data storage - RAID - mdadm notes: content hidden, edit summary hidden and username hidden
- 12:46, 22 January 2024 Helpful talk contribs changed visibility of 5 revisions on page Parataxis, Hypotaxis: content hidden, edit summary hidden and username hidden
- 12:46, 22 January 2024 Helpful talk contribs changed visibility of 99 revisions on page Descriptions used for sound and music: content hidden, edit summary hidden and username hidden
- 12:46, 22 January 2024 Helpful talk contribs changed visibility of 10 revisions on page Electronics notes/Balun notes: content hidden, edit summary hidden and username hidden
- 12:45, 22 January 2024 Helpful talk contribs changed visibility of 2 revisions on page Math notes / Calculus and analysis: content hidden, edit summary hidden and username hidden
- 12:45, 22 January 2024 Helpful talk contribs changed visibility of 9 revisions on page Memcached use notes: content hidden, edit summary hidden and username hidden
- 12:45, 22 January 2024 Helpful talk contribs moved page Memcached usage notes to Memcached use notes
- 12:44, 22 January 2024 Helpful talk contribs changed visibility of 2 revisions on page Hall sensors: content hidden, edit summary hidden and username hidden
- 12:44, 22 January 2024 Helpful talk contribs changed visibility of 37 revisions on page Endianness: content hidden, edit summary hidden and username hidden
- 12:37, 22 January 2024 Helpful talk contribs changed visibility of 5 revisions on page Sys.excepthook is missing: content hidden, edit summary hidden and username hidden
- 12:37, 22 January 2024 Helpful talk contribs changed visibility of 3 revisions on page C and C++ notes / Types and values, and strings: content hidden, edit summary hidden and username hidden
- 12:36, 22 January 2024 Helpful talk contribs changed visibility of 178 revisions on page Python usage notes - importing, modules, packages, packaging: content hidden, edit summary hidden and username hidden
- 12:36, 22 January 2024 Helpful talk contribs changed visibility of 182 revisions on page Computer dates and times: content hidden, edit summary hidden and username hidden
- 12:35, 22 January 2024 Helpful talk contribs changed visibility of 44 revisions on page Transferring and hosting files and images: content hidden, edit summary hidden and username hidden
- 12:34, 22 January 2024 Helpful talk contribs changed visibility of 13 revisions on page Diff notes: content hidden, edit summary hidden and username hidden
- 12:34, 22 January 2024 Helpful talk contribs changed visibility of 263 revisions on page Programming notes/Communicated state and calls: content hidden, edit summary hidden and username hidden
- 12:33, 22 January 2024 Helpful talk contribs changed visibility of 52 revisions on page Programming notes/Communicated state and calls: content hidden, edit summary hidden and username hidden
- 12:32, 22 January 2024 Helpful talk contribs changed visibility of 2 revisions on page Minimal pairs: content hidden, edit summary hidden and username hidden
- 12:32, 22 January 2024 Helpful talk contribs changed visibility of 57 revisions on page Computer data storage - RAID - aacraid notes: content hidden, edit summary hidden and username hidden
- 12:31, 22 January 2024 Helpful talk contribs changed visibility of 20 revisions on page Computer data storage - General & RAID performance tweaking: content hidden, edit summary hidden and username hidden
- 12:31, 22 January 2024 Helpful talk contribs changed visibility of 13 revisions on page Electronic music DIY - some simple ADCs and DACs: content hidden, edit summary hidden and username hidden
- 12:31, 22 January 2024 Helpful talk contribs changed visibility of 6 revisions on page Who, whom: content hidden, edit summary hidden and username hidden
- 12:30, 22 January 2024 Helpful talk contribs changed visibility of 11 revisions on page Electronics notes/Varistors: content hidden, edit summary hidden and username hidden
- 12:30, 22 January 2024 Helpful talk contribs changed visibility of 154 revisions on page Linux admin notes - health and statistics: content hidden, edit summary hidden and username hidden
- 12:30, 22 January 2024 Helpful talk contribs changed visibility of 67 revisions on page Linux admin notes - health and statistics: content hidden, edit summary hidden and username hidden
- 12:25, 22 January 2024 Helpful talk contribs changed visibility of 439 revisions on page Common plugs and connectors: content hidden, edit summary hidden and username hidden
- 12:22, 22 January 2024 Helpful talk contribs changed visibility of 73 revisions on page X notes: content hidden, edit summary hidden and username hidden
- 12:21, 22 January 2024 Helpful talk contribs changed visibility of 268 revisions on page Computer data storage - RAID notes: content hidden, edit summary hidden and username hidden
- 12:20, 22 January 2024 Helpful talk contribs changed visibility of 200 revisions on page Electronics project notes/Device voltage and impedance: content hidden, edit summary hidden and username hidden
- 12:20, 22 January 2024 Helpful talk contribs changed visibility of 77 revisions on page Electronics project notes/Device voltage and impedance: content hidden, edit summary hidden and username hidden
- 12:19, 22 January 2024 Helpful talk contribs changed visibility of 68 revisions on page Stray signals and noise: content hidden, edit summary hidden and username hidden
- 12:18, 22 January 2024 Helpful talk contribs changed visibility of 52 revisions on page Locking, data versioning, concurrency, and larger-scale computing notes: content hidden, edit summary hidden and username hidden
- 12:16, 22 January 2024 Helpful talk contribs changed visibility of 26 revisions on page Process names I've looked up sometime (some because they were using 100% CPU): content hidden, edit summary hidden and username hidden
- 12:16, 22 January 2024 Helpful talk contribs changed visibility of a revision on page Process names I've looked up sometime (some because they were using 100% CPU): content hidden, edit summary hidden and username hidden
- 12:16, 22 January 2024 Helpful talk contribs changed visibility of 5 revisions on page Background processes: content hidden, edit summary hidden and username hidden
- 12:15, 22 January 2024 Helpful talk contribs changed visibility of 43 revisions on page Electronics notes/Capacitive sensing: content hidden, edit summary hidden and username hidden
- 12:14, 22 January 2024 Helpful talk contribs changed visibility of 215 revisions on page Signal analysis, modeling, processing: content hidden, edit summary hidden and username hidden
- 12:13, 22 January 2024 Helpful talk contribs changed visibility of 78 revisions on page Signal analysis, modeling, processing: content hidden, edit summary hidden and username hidden
- 02:57, 22 January 2024 Helpful talk contribs changed visibility of 20 revisions on page Various transfer functions: content hidden, edit summary hidden and username hidden
- 02:55, 22 January 2024 Helpful talk contribs changed visibility of 79 revisions on page Electronics project notes/Unsorted: content hidden, edit summary hidden and username hidden
- 02:54, 22 January 2024 Helpful talk contribs changed visibility of 78 revisions on page Electron Microscopy file format notes: content hidden, edit summary hidden and username hidden
- 02:53, 22 January 2024 Helpful talk contribs changed visibility of 72 revisions on page Video format notes: content hidden, edit summary hidden and username hidden
- 16:59, 21 January 2024 Helpful talk contribs created page Varied databases (Redirected page to Broad qualifiers, a.k.a. thinking about what you want from your database) Tag: New redirect
- 16:53, 21 January 2024 Helpful talk contribs created page SQLite notes (Created page with " For some introduction, see [[]] <!-- '''Text coding''' SQLite defaults to assumes UTF-8. The C library does not ''verify'' it's valid, though. Behaviour may well depend on the library you use. For example, python's sqlite3 will * convert unicode strings to UTF-8 (py2 and py3) {{verify}} * it seems ** py2 sent str (its bytestrings) as-is (and since the library didn't check, you better hope it was valid UTF-8) {{verify}} ** and py3's bytes going to text fields isn...")
- 19:36, 20 January 2024 Helpful talk contribs deleted page SQLite notes (content was: "#redirect Varied databases#SQLite_notes", and the only contributor was "Helpful" (talk))
- 19:36, 20 January 2024 Helpful talk contribs deleted page Berkeleydb (content was: "#redirect Varied databases#Berkeley_DB_notes", and the only contributor was "Helpful" (talk))
- 19:35, 20 January 2024 Helpful talk contribs deleted page Varied databases (content was: "{{Pieces of larger systems}} {{Database related}}", and the only contributor was "Helpful" (talk))
- 17:27, 20 January 2024 Helpful talk contribs created page Distribution (Redirected page to Statistics notes - on random variables, distributions, probability) Tag: New redirect
- 17:27, 20 January 2024 Helpful talk contribs created page Bimodal (Created page with " Bimodal describes a distribution that seems to be a mixture of two basic distributions Examples often use two gaussian-ish humps, in part to point out these are not strictly separable while still being useful to us. Pointing out that something is bimodal often comes up in cases where it's convenient to simplify into something with two distinct, clearly separated cases, and more so in cases where that is a simplification with problems.")
- 16:53, 20 January 2024 Helpful talk contribs created page Sqlite3 (Redirected page to Some databases, sorted by those types#SQLite notes) Tag: New redirect
- 16:31, 20 January 2024 Helpful talk contribs created page Oom-killer (Redirected page to Virtual memory#oom kill) Tag: New redirect
- 16:31, 20 January 2024 Helpful talk contribs created page Oom-kill (Redirected page to Virtual memory#oom kill) Tag: New redirect
- 16:31, 20 January 2024 Helpful talk contribs created page Userspace (Created page with "Userspace / user space means 'done as a regular program'. It is contrasted with kernel space We tend to use this term when it may also be reasonable to do the thing in the kernel 'space' refers more to to memory space, e.g. where things are ''stored'', but it is often implied things are also ''computed'' in the same place (as the kernel, versus as a user). Programs are mostly userspace, while e.g. syscalls go into kernel space (almost the definition of a sysca...")
- 16:30, 20 January 2024 Helpful talk contribs deleted page Bs4 (content was: "#redirect Webpage_scraping_notes#BeautifulSoup", and the only contributor was "Helpful" (talk))
- 16:30, 20 January 2024 Helpful talk contribs deleted page Beautifulsoup (content was: "#redirect Webpage_scraping_notes#BeautifulSoup", and the only contributor was "Helpful" (talk))
- 16:30, 20 January 2024 Helpful talk contribs deleted page Selenium notes (content was: "#REDIRECT Webpage scraping notes", and the only contributor was "Helpful" (talk))
- 16:30, 20 January 2024 Helpful talk contribs deleted page Legal data notes (content was: "#REDIRECT Legal and government data notes", and the only contributor was "Helpful" (talk))
- 16:30, 20 January 2024 Helpful talk contribs deleted page ECLI (content was: "#redirect Legal_and_government_data_notes#glossary_e", and the only contributor was "Helpful" (talk))
- 16:30, 20 January 2024 Helpful talk contribs deleted page ZBO (content was: "#redirect Legal and government data notes#glossary_z", and the only contributor was "Helpful" (talk))
- 16:30, 20 January 2024 Helpful talk contribs deleted page Eur-lex (content was: "#redirect Legal_and_government_data_notes#EUR-Lex", and the only contributor was "Helpful" (talk))
- 16:30, 20 January 2024 Helpful talk contribs deleted page Jci (content was: "#redirect Legal_and_government_data_notes#Juriconnect/jci", and the only contributor was "Helpful" (talk))
- 16:30, 20 January 2024 Helpful talk contribs deleted page Juriconnect (content was: "#redirect Legal_and_government_data_notes#Juriconnect/jci", and the only contributor was "Helpful" (talk))
- 16:30, 20 January 2024 Helpful talk contribs deleted page BWB (content was: "#redirect Legal_and_government_data_notes#glossary_b", and the only contributor was "Helpful" (talk))
- 16:30, 20 January 2024 Helpful talk contribs deleted page Intitule (content was: "#redirect Legal_and_government_data_notes#glossary_i", and the only contributor was "Helpful" (talk))
- 16:30, 20 January 2024 Helpful talk contribs deleted page LJN (content was: "#redirect Legal_and_government_data_notes#glossary_l", and the only contributor was "Helpful" (talk))
- 16:30, 20 January 2024 Helpful talk contribs deleted page HUDOC (content was: "#redirect Legal_and_government_data_notes#HUDOC", and the only contributor was "Helpful" (talk))
- 16:30, 20 January 2024 Helpful talk contribs deleted page Eurlex (content was: "#redirect Legal_and_government_data_notes#EUR-Lex", and the only contributor was "Helpful" (talk))
- 16:30, 20 January 2024 Helpful talk contribs deleted page Eur lex (content was: "#redirect Legal_and_government_data_notes#EUR-Lex", and the only contributor was "Helpful" (talk))
- 16:19, 20 January 2024 Helpful talk contribs created page Some databases, sorted by those types (Created page with "{{Database related}} ==File databases== Not a model but a practicality: File databases are useful to persist and store moderately structured data on disk, : often storing many items in one (or a few files) : usually accessible via a single, simple library - meaning they are also considered an embedded database There is typically also some way to alter that data in terms of its items (rather than, as in serialization, the whole thing at once), which ''may'' be li...")
- 16:19, 20 January 2024 Helpful talk contribs created page Data consistency and versioning, and its concepts (Created page with "{{Database related}} ====ACID==== {{stub}} ACID (Atomic, Consistent, Isolated, Durable) is a set of properties you want to guarantee that the data it shows you is correct and consistent and up to date ''at all times''. 'ACID compliant' an be intuited as 'a guarantee that my data is safe and correct'. For a large part, that is about how a sequence of interactions is handled, in particular : dealing with sequences of statements that must be applied all together, or n...")
- 16:18, 20 January 2024 Helpful talk contribs created page Database model types (Created page with "{{Database related}} ===Block store=== Block stores are access a ''large'' series of bytes, in moderately-sized blocks at a time. It's the most 'do everything yourself' variant of storage. There are almost no use cases where users or services want a block device directly. Yes, in theory some specific servers might be more efficient doing their own management of their very specific specific data structures on disk - but many of those choose to use large files the sam...")
- 16:17, 20 January 2024 Helpful talk contribs created page Broad qualifiers, a.k.a. thinking about what you want from your database (Created page with "{{Database related}} ===OLTP, OLAP=== tl;dr: * OLTP basically means systems with ''immediacy'', OLAP often means bulk/batch processing * Systems can be made to do both to some degree, but OLTP often comes with people wanting it to be as immediate as possible * RDBMSes are mostly used for OLTP, NoSQL has less opinion about how it's used You'll see these two as qualifiers, as kinds of setups, and sometimes as specializations of specific kinds of systems/databases....")
- 16:59, 18 January 2024 Helpful talk contribs created page Degit (Redirected page to Git notes#degit) Tag: New redirect
- 16:54, 16 January 2024 Helpful talk contribs created page CSPRNG (Redirected page to Randomness#CSPRNG) Tag: New redirect
- 16:53, 16 January 2024 Helpful talk contribs created page PRNG (Redirected page to Randomness#PRNG) Tag: New redirect
- 13:16, 16 January 2024 Helpful talk contribs created page Replay attack (Redirected page to Security notes / some flaw/exploit notes#Replay attacks) Tag: New redirect
- 21:10, 15 January 2024 Helpful talk contribs created page TCP handshake (Redirected page to Networking notes - Layer 3 (IP mostly)#TCP handhake) Tag: New redirect
- 21:10, 15 January 2024 Helpful talk contribs created page Three-way handshake (Redirected page to Networking notes - Layer 3 (IP mostly)#TCP handhake) Tag: New redirect
- 21:08, 15 January 2024 Helpful talk contribs created page Syn flood (Redirected page to Networking notes - Layer 3 (IP mostly)#TCP: Possible SYN flooding on port 80. Sending cookies) Tag: New redirect
- 16:46, 15 January 2024 Helpful talk contribs created page Linear serpentine (Redirected page to Magnetic media notes#Linear serpentine) Tag: New redirect
- 13:26, 15 January 2024 Helpful talk contribs created page Epoll (Redirected page to File polling, event notification, and asynchronous IO#epoll) Tag: New redirect
- 01:55, 14 January 2024 Helpful talk contribs created page Link preview bots (Created page with "<!-- Some SEO analysis on social sites noticed that adding a nice image to to a link often makes it more likely to be clicked. So now we're previewing ''everything''. Aside from maybe missing some of the original point (link previews were larger and harder to miss than bare links, but if they're all the same, they just clutter up the place) it also means every social site will request every page that someone links to, for metadata and possibly for images on it. Or,...")
- 15:31, 11 January 2024 Helpful talk contribs moved page Security notes / some attack notes to Security notes / some flaw/exploit notes
- 17:16, 10 January 2024 Helpful talk contribs created page Zigbee (Redirected page to Electronics notes/Various wireless notes#ZigBee specific notes) Tag: New redirect
- 17:16, 10 January 2024 Helpful talk contribs created page Home automation / smartness (Created page with " ==Home Assistant== ==Communication== <!-- Things are generally Wifi, Bluetooth, or Zigbee. '''WiFi''' is moderate range : a little more initial setup : you likely have WiFi anyway : phones speak it, but it's not guaranteed to work directly :: ...so this tends to still be a cloudy thing : protocol often proprietary '''Bluetooth''', is more private, but is regularly a little more finicky, also because it is often shorter range than WiFi. : phones speak it, but ne...")
- 23:00, 9 January 2024 Helpful talk contribs created page Dmesg (Created page with "<!-- dmesg is a fixed-size ringbuffer in linux kernel memory. printk() writes to dmesg Boot code writes a bunch to it. Later writes come from things like segfaults, oom-killer, device changes, Ringbuffer means that once full, it rewrites old lines. That fixed '''size''' is usually on the order of dozens to hundreds of kilobytes. If grep CONFIG_LOG_BUF_SHIFT /boot/config-`uname -r` says something like CONFIG_LOG_BUF_SHIFT=18 that means 256KiB (1<<18)...")
- 01:17, 9 January 2024 Helpful talk contribs created page WS2812c (Redirected page to Electronics notes/Diodes#LED pixel strings) Tag: New redirect
- 18:56, 8 January 2024 Helpful talk contribs created page XPath (Redirected page to XML notes#XPath notes) Tag: New redirect
- 18:55, 8 January 2024 Helpful talk contribs created page Xpath (Redirected page to XML notes#XPath notes) Tag: New redirect
- 13:35, 8 January 2024 Helpful talk contribs created page Schematron (Redirected page to XML notes#Related - XSLT, XPath, XQuery, XSL-FO, XSL, etc.) Tag: New redirect
- 00:10, 8 January 2024 Helpful talk contribs created page Glow in the dark (Redirected page to Luminescence) Tag: New redirect
- 23:40, 7 January 2024 Helpful talk contribs created page Push messages (Created page with "<!-- '''Push messages''' are mainly contrasted with polling. tl;dr: * Where polling is an interested party checking an intereting thing with regularity, push messages is an interesting party asking the interesting side to send them a message * while push and pull suggest direction, it's primarily about the initator Polling usually refers to regularly checking in whether anything has changed or happened. When you poll more than a few things, the overhead alone...")
- 13:55, 7 January 2024 Helpful talk contribs created page Push notification (Redirected page to Push messages) Tag: New redirect
- 19:01, 6 January 2024 Helpful talk contribs created page Screen scraping (Created page with "{{scraping}}")
- 17:05, 6 January 2024 Helpful talk contribs created page A/B testing (Created page with "<!-- A/B testing test two variants (A and B), usually showing just one to members of a population (often with a 50-50 split). It usually amounts to statistical hypothesis testing - vary one thing in what you show to people, and who complains less, clicks away less, etc. The setup and analysis can get complex - try to improve engagement metrics ''while'' trying to not affect use experience metrics, vary many different things, etc. ...but each test is usually fairly s...")
- 16:04, 6 January 2024 Helpful talk contribs created page Compound verb (Redirected page to Syntactic and lexical categories#Compound verb) Tag: New redirect
- 15:48, 6 January 2024 Helpful talk contribs changed visibility of 79 revisions on page Syntactic and lexical categories: content hidden, edit summary hidden and username hidden
- 14:38, 6 January 2024 Helpful talk contribs created page Popcorn noise (Redirected page to Stray signals and noise#Impulse noise, burst noise) Tag: New redirect
- 18:32, 5 January 2024 Helpful talk contribs created page Syscall (Created page with "<!-- A syscall refers to when a program asks not a library it's running, or another process, but asks the system itself. This usually refers to * services that only really the OS/kernel should be providing (new processes, scheduling processes). * ...or to ones that aren't ''only'' its domain, but that it still ''does'' provide, like a lot of disk and filesystem related stuff. In theory, there isn't a lot that you couldn't do yourself, without the kernel, but it...")
- 18:26, 5 January 2024 Helpful talk contribs moved page Stat to Stat syscall
- 01:40, 5 January 2024 Helpful talk contribs created page Wireguard (Redirected page to More technical VPN notes#Underlying) Tag: New redirect
- 20:51, 4 January 2024 Helpful talk contribs created page ESP-NOW (Created page with "<!-- ESP-NOW is a simple protocol that uses the ESP's WiFi radio (It coexists with the WiFi stack, also if active), meaning it works regardless of there being an AP involved. also meaning Some explanations mention that you pair with a peer, after which it will automatically recover after restart. ...which seems to be a nice way of saying "you need to send to a specific MAC you have to know and will probably hardcode" There is also a note that you can actually us...")
- 18:01, 4 January 2024 Helpful talk contribs created page WS2801 (Redirected page to Electronics notes/Diodes#LED pixel strings) Tag: New redirect
- 16:42, 2 January 2024 Helpful talk contribs created page Influxdb notes (Created page with "=====Data model notes===== {{stub}} In comparison to a more relational view... * '''database''' is a logical container for :: users :: retention policies :: time series data :: continuous queries * '''retention policy''' (RP) contain: :: '''replication factor''' (copies kept in the cluster) (autogen's default is 1) :: '''retention''' - how long to keep the data (min 1h) (autogen's default is infinite) :: '''shard group duration''' - how much data is stored in shards...")
- 16:39, 2 January 2024 Helpful talk contribs created page Template:Filename (Created page with "<tt title="filename" style="display:inline !important; background-color: #eee; border-top:1px solid #ccc; border-bottom:1px solid #ccc;">{{{1}}}</tt>")
- 23:54, 1 January 2024 Helpful talk contribs created page Ws2811 (Redirected page to Electronics notes/Diodes#LED pixel strings) Tag: New redirect
- 23:36, 1 January 2024 Helpful talk contribs created page Bluetooth 5 LE (Redirected page to Various wireless notes#Versions and speed) Tag: New redirect
- 22:27, 1 January 2024 Helpful talk contribs created page Data class (Created page with "<!-- A data class is an OO term, indicating for which objects are there to hold data. Only. They will not contain code to alter/manage that data. There might be code at all, such as * "copy this to equivalent new object""is this equivalent?" * "hash based on contents", * "print this in a standard way" ...which might all be automatically generated. Depending on the language, you might be able to declare these in an unusual way to avoid writing all of those, and/or a...")
- 17:14, 30 December 2023 Helpful talk contribs created page Souce NAT (Redirected page to Networking notes - Layer 3 (IP mostly)#NAT) Tag: New redirect