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commandlinefu.com is the place to record those command-line gems that you return to again and again. 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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use the previous commands params in the current command
Here the !!:1 will take the first parameter from the previous command. This can be used in conjunction with other history commands like ! and so on.

Ultimate current directory usage command
Based on the MrMerry one, just add some visuals and sort directory and files

set your screensaver as your desktop background MAC OSX

Use QuickLook from the command line without verbose output

generate random password
for Mac OS X

Erase to factory a pendrive, disk or memory card, and watch the progress

Generate Sha1, MD5 hash using echo
This is mostly for my own notes but this command will compute a md5 message digest from the command line. You can also replace md5sum with other checksum commands (e.g., sha1sum)

Download latest released gitlab docker container
Download latest released gitlab docker container

Ad blocking on Ubuntu phone/tablet with hosts file
Will append lines to the hosts file to do some basic ad blocking.

Get a list of all TODO/FIXME tasks left to be done in your project
Place this in your .bashrc (or run it once) to set the `tasks` alias. Next time you enter `tasks` into a terminal, it will give you a list of all TODO and FIXME comments in the current directory and child directories, giving you a quick overview of what you still have to do!


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