https://github.com/styleguide/javascript
GitHub's javascript (or ranmther CoffeeScript) styleguide. Useful.
http://www.coderstack.co.uk/
A developer only job board in the UK. Ads cost £50 to £500, refund if you're not satisfied. By devs for devs, no intermediaries or third party recruiters. Reach 4k UK developers.
http://leftlogic.com/lounge/articles/entity-lookup/
An HTML entity lookup service. Type in part of the name or character and it'll show you the options. Useful.
http://tips.webdesign10.com/editors-for-ruby-on-rails-ubuntu-jedit-emacs-radrails-cream-scite
An overview of various editors for Ubuntu Dapper, focusing on Ruby on Rails compatibility. Each editor is covered in a little detail with enough information to get a flavour of it. Useful.
http://phpmailer.sourceforge.net/
An open source mailer class for PHP, supports local sendmail, smtp, the full monty.
http://www.smashingmagazine.com/2007/08/23/xhtmlcss-coding-services/
A comparison of photoshop psd to HTML coding services, off the shelf packages.