Create a LAMP development environment

http://olex.openlogic.com/wazi/2011/how-to-set-up-a-lamp-development-environment/

Quickies: block package upgrades

http://linuxpoison.blogspot.com/2011/09/how-to-prevent-package-from-getting.html

MongoDB on Ubuntu Server

http://www.ubuntugeek.com/how-to-install-mongodb-on-ubuntu-server.html

Downgrade Lion to Snow Leopard

http://maketecheasier.com/how-to-downgrade-from-os-x-lion-to-snow-leopard/2011/09/22

‘Best of Mac’ guide

http://www.brighthub.com/computing/mac-platform/articles/124560.aspx

Build a NAS server

http://blog.superuser.com/2011/09/14/building-a-nas-server-2/

Admin FreeBSD with Webmin

http://www.rootbsd.net/blog/administering-freebsd-using-webmin/

Open replacements for multimedia apps

http://www.datamation.com/open-source/60-open-source-replacements-for-audiovideo-tools-1.html