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...iles (think code, or replacing incorrect word usage) using a few different commands Perhaps easiest to remember as a command. ...

...vailable editor in the *nix world, because it's small, and pretty powerful once understood. It does not revolve around cursors, arrow keys, and typing as you see in notepads, text fields, and such - it is more procedural and generall ...

I like to occasionally do things like: * put up a tunnel to allow SSH access to hosts behind a firewall, via my home server {{comment|(see also [[autossh]] ...

...rom the mainframe days, cases where computers were heavy fancy things that you could put more than one user on. Terminal, as in a display and keyboard "at ...l now usually means '''terminal emulator''', meaning you're using software to imitate that hardware, which includes most types of "relaying a display-and ...

If you want to ruse RAM as a disk, the immediate options in linux are: :: and is a bunch safer due to the size limit - though still, pay attention to giving it no more than a good portion of typically-free RAM ...

is one that fails to actually abstract away what it needed to. To some degree, all abstractions are, ...

SMART is dumber than it pretends to be. As in, it may be dying and still say PASS, and by the time it says FAIL you are probably aware of it, ...

(When you want to '''watch/monitor''' a large amount of files for change, see [[File polling Note that filesystems are essentially databases (that tend to deal with partial failures better). ...

...his a quick overview rather than something to surf away from. You can link to complex stuff or cheat sheets for completism)}} ...mail clients if you use it, or anything else that needs to query or inform you using more than one line. ...

It can be a handy while debugging, to see state at various stages, particularly in situations where attaching a d You can argue whether logging states help or interfere with code readability, m ...

...s a layer on top of physical disks -- often presenting one or more of them to the local OS in a different way, e.g. as a single device. ...work-Attached Storage''' (NAS) refers to a server presenting a file system to one or more clients, ...

* SD (now named SDSC, 'standard capacity', to distinguish it) ** size (somewhat artificially) limited to 1-4GB ...

It's regularly referred to as mdadm, which is actually md's administration utility. You can look at the known md arrays and what they're up to via: ...

* makes it easier to embed an interpreter into your own project : %time - how much time (run once) ...

: a good measure of what you could sustain doing a single single sequential operation : how long an operation has to wait, e.g. in milliseconds. ...

===Types of reference/access to a repository=== ...URLs contains an absolute path on that host, and regularly also a username to log in as ...

It's just my own self-educational notes. ...ncremental, and you may get strange errors (say, about missing symbols) if you do things in a strange order. ...

When you open a shell (or more) ''inside'' tmux or screen session, you can disconnect from that screen/tmux session, ...

...t took too long (17338 > 5000), lowering kernel.perf_event_max_sample_rate to 25000 : you can ignore this, it's completely benign ...

:: Doesn't need to interact with rpcbind, lockd, or rpc.statd. Will locally interact with rpc. For NFS to work you need ...