Someone took the time to gather up 30 great cheat sheets for web developers, programmers and tech people. Definitely worth printing a few of these out for your desk.

I have recently picked up AJAX & JSON for some .net projects here are some great resources for making this easy to get started.

75+ video tutorials from Microsoft on getting started with AJAX.

Justin James writes about the 10 things he thinks are important for the developers of the coming years. Definitely some good things to keep in mind.