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list files recursively by size

Change/Modify timestamp interactively

Find the package that installed a command

Solaris get PID socket
Command line to get which PID is opening a socket on IP and PORT. Only useful under Solaris.

check the status of 'dd' in progress (OS X)
Your platform may not have pv by default. If you are using Homebew on OSX, simply 'brew install pv'.

Get last sleep time on a Mac

Display the list of all opened tabs from Firefox via a python one-liner and a shell hack to deal with python indentation.
You have to do that before : $ cd ~/.mozilla/firefox/ Require bash. If you use something else, you may use $ echo | python Forked from ArkSeth python script.

Hide or show Desktop Icons on MacOS
Hides all Files and Folders on the MacOS Desktop. To show files and folders, type "true" instead of "false". "Finder" at the end is case sensitive, "finder" doesn’t work

Binary digits Matrix effect
Silly Perl variant.

Update program providing java on Debian
Lets you set all the java alternatives at once to a matching version. Also has options for just changing the jre or the plugin.

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