An HTTP Response Code will be sent to a client browser when they attempt to make a connection to a remote server via the HTTP protocol. A quick way to remember these codes is to study them on flashcards at onlineflashcards.net. The links to the cards can be found here: http://onlineflashcards.net/decks/timb/http-responce-codes
I just launched a new site OnlineFlashcards.net. The easiest way to create, use and share Flashcards online. Browse existing Flashcard decks or login and create your own, its all FREE.
A good friend of mine, and a an Apple mastermind, just started a new blog: CrownedUp.com, with the tagline reading: 'because we like to know'. I have a couple things to say about this. Number one: I love the name and wish that it was mine. And number two: I have used, to some great success, many of the suggestions posted on the blog thus far.
Most, but not all, of the posts on the site have something to do with hacking a mac or mac related technologies. I consider myself somewhat of a white hat mac hack, and thus have subscribed to the RSS feed on the front page.