Subversion commands in Linux

http://svnbook.red-bean.com/nightly/en

10 useful Linux books

10-useful-free-linux-ebooks-for-newbies-and-administrators/

rsync Linux command

http://www.tecmint.com/rsync-local-remote-file-synchronization-commands/
http://www.thegeekstuff.com/2010/09/rsync-command-examples/

Learn How to Use Excel Macros to Automate Tedious Tasks

http://www.howtogeek.com/162975/geek-school-learn-how-to-use-excel-macros-to-automate-tedious-tasks/

How You Can Be Infected via Your Browser and How to Protect Yourself

http://www.howtogeek.com/138667/how-you-can-be-infected-via-your-browser-and-how-to-protect-yourself/

47 Keyboard Shortcuts That Work in All Web Browsers

http://www.howtogeek.com/114518/47-keyboard-shortcuts-that-work-in-all-web-browsers/

How to Create MP3 Files from Wikipedia Articles

http://www.howtogeek.com/178730/how-to-create-mp3-files-from-wikipedia-articles/