Mercurial SCM - tutorial

http://www.jemander.se/MercurialByExample.pdf

bitbucket.org - free source code hosting

https://bitbucket.org/

Sphinx - for documenting software

http://sphinx.pocoo.org/

Kent Beck, Cynthia Andres - Extreme Programming Explained - Embrace Change

http://www.amazon.co.uk/Extreme-Programming-Explained-Embrace-Change/dp/0321278658/ref=sr_1_1?ie=UTF8&qid=1302439066&sr=8-1

O'Reilly - The Importance of Unit Testing (Steven Feuerstein)

http://www.oreillynet.com/pub/a/oreilly/oracle/utplsql/news/fulldoc.html

Paying Half Your Mortgage Twice a Month

http://www.moneyguideireland.com/paying-half-your-mortgage-twice-a-month.html

Rumpus - live performances ...

http://www.youtube.com/watch?v=cmE_oTxKsXM&feature=related

advanced google search options

http://www.googleguide.com/advanced_operators.html