commandlinefu.com is the place to record those command-line gems that you return to again and again.
Delete that bloated snippets file you've been using and share your personal repository with the world. That way others can gain from your CLI wisdom and you from theirs too. All commands can be commented on, discussed and voted up or down.
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Every new command is wrapped in a tweet and posted to Twitter. Following the stream is a great way of staying abreast of the latest commands. For the more discerning, there are Twitter accounts for commands that get a minimum of 3 and 10 votes - that way only the great commands get tweeted.
Use your favourite RSS aggregator to stay in touch with the latest commands. There are feeds mirroring the 3 Twitter streams as well as for virtually every other subset (users, tags, functions,…):
Subscribe to the feed for:
Insert an additional (moveable) spacer on the left side of the Dock in Mac OS X
command "tinyurl google.com 123google"
tinyurl.com/123google redirects to google
Repeat the previously used command (!!) until it exits with a success code (0). To put a delay between attempts you could do something like
until !!; do sleep 5; done
to wait 5 seconds after each attempt.
to be executed from root. this works well on most commercial unix systems, have not tried on linux systems.
Insert an additional (moveable) spacer on the right side of the Dock in Mac OS X
This converts a mp3 file "infile" to a CBR 128 kbps high quality (according to Winamp) mp3 "128/outfile", joint-stereo, using LAME.
Typing a word in terminal is easier than digging your phone out, opening your two-factor authentication app and typing the code in manually.
This alias copies the one-time code to your clipboard for 3 seconds (long enough to paste it into a web form), then restores whatever was on the clipboard beforehand.
This command works on Mac. Replace pbpaste/pbcopy with your distribution's versions.
Not better, but more lightweight (sed instead of perl).
Above command is reduced due to length restriction of less than 256 characters and entity encoding of "Save" command on this page. This is complete command (best without entity encoding):
echo -e '\x2Helo folks\t!\r' | sed "y/\x0\x1\x2\x3\x4\x5\x6\x7\x8\x9\xA\xB\xC\xD\xE\xF\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1A\x1B\x1C\x1D\x1E\x1F\x20/␀␁␂␃␄␅␆␇␈␉␊␋␌␍␎␏␐␑␒␓␔␕␖␗␘␙␚␛␜␝␞␟␠/"
Lam is a command available on Bsd (I've tested it on OpenBSD).Is useful for laminate a file line by line. The -f option set the field width ( -f min.max ).
Don't have GNU tar installed that supports the redirect option (-C)? Use this.