As part of my continuing Command Line Magic series and many of the other Command Line oriented posts I’ve made (click here for category-summary of Command Line oriented posts, or just click the Command Line tag in the tag cloud to the right), I’m happy to post another set of highly useful commands. As always, the context [...]

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Interesting article about .screenrc profiles that offer some unique status bars with GNU Screen under Ubuntu 9.04 For any that are interested, this is my .screenrc hardstatus alwayslastline hardstatus string ‘%{= kG}[ %{G}%H %{g}][%= %{=kw}%?%-Lw%?%{r}(%{W}%n*%f%t%?(%u)%?%{r})%{w}%?%+Lw%?%?%= %{g}][%{B}%Y-%m-%d %{W}%c %{g}]‘ # # Default screens # syntax: screen -t NameOfScreen ScreenNumber ShellCommand screen -t “Work SSH” 0 /home/name/workssh [...]

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The 1 page Linux CommandManual Linux Command Reference Linux Security Quick Reference The Gimp Hotkey Reference

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Fun with rename: 1) To rename filenames with CAPS characters to lowercase: rename ‘y/A-Z/a-z/’ * 2) To remove <spaces> from filenames: rename ‘s/ /-/g’ * 3) To strip files with the .bak extension: rename ‘s/\.bak$//’ *.bak Free: The free command displays the amount of free and used memory in the system. For example, free -m [...]

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Tips from IBM, not all that complicated, but worth looking at. Other tips include… Sharing computers on a Linux (or heterogeneous) network. IBM’s top 10 Linux articles and tutorials. Miscellaneous tips. Linux-powered networking: Part 1, Part 2 and Part 3. Industrial-strength Linux box lockdown, a howto: Part 1 and Part 2. Introduction to cryptology concepts: [...]

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Source: LinuxHaxor.net Essentially RTorrent, CTorrent and Transmission-CLI.

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Source for this great article: Linux.com In this context, a one-liner is a set of commands normally joined through a pipe (|). When joined by a pipe, the command on the left passes its output to the command on the right. Simple or complex, you can get useful results from a single line at the [...]

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1. lsb_release -a 2. The watch command. 3. Command line intro summary, with some rarely used switches (TLDP). 4. If you’re using a system which has a lot of users, and you’d like to see who has started a particular script, daemon, or binary, then the pstree utility is very helpful. It draws a tree [...]

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