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.
If you have a new feature suggestion or find a bug, please get in touch via http://commandlinefu.uservoice.com/
You can sign-in using OpenID credentials, or register a traditional username and password.
First-time OpenID users will be automatically assigned a username which can be changed after signing in.
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:
The initial version of this command also outputted extra empty lines, so it went like this:
This happened on Ubuntu, i haven't tested on anything else.
slashdot.org webserver adds an X-Bender or X-Fry HTTP header to every response!
Open a ssh session opened forever, great on laptops losing Internet connectivity when switching WIFI spots.
Due to the recent dynamic update vulnerability with bind, I was forced to dig a little deeper into dig...
Get details about an ISO image , without burning it or mounting it .
bnd-ips.txt is a list of IP adresses that is concenated for use as regular expression. Yes, this is still very speedy ;=)
use find to grep all .c files from the target directory, cat them into one stream, then piped to wc to count the lines
The command `cat file >> file` failes with the following error message:
cat: file: input file is output file
`tee` is a nice workaround without using any temporary files.
This will launch and irssi session on your server. If it's not running, it will create the session. If it's running it'll connect to it and destroy any other connections. If compositing is available, the rxvt window will have transparency added. This window will also open maximized. Anything else this does should be easily figured out in the man pages.
On a Gentoo system, this command will tell you which packets you have installed and sort them by how much space they consume. Good for finding out space-hogs when tidying up disk space.
Convert Text to HTML
Should work on all systems that use dpkg and APT package management.