Learning JavaScript with Doug Crockford

JavaScript has seen a renaissance in the last few years because of libraries like jQuery and because of people like Doug Crockford.  Doug Crockford has done a lot to point out how to use the good parts of JavaScript and how not to get stuck in the bad parts.  There are a lot videos of presentations and talks given by Doug that can be helpful to new developers.

• Learning JavaScript Presentations 
• JavaScript: The Good Parts
• Twelve Elements of JavaScript Style

JavaScript Console Object

JavaScript has come a long way from its early days when the only way to debug JavaScript code was to use alert pop ups.  Most modern browsers now make available a console JavaScript object to help logging debug and warn messages and even print the exception stack trace.

• Debugging with the console object
• Show execution stack trace with the console object