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Wait, where is my variable defined?

By Elisabeth Robson
April 30, 2014

  You may have noticed that Head First JavaScript Programming is released! Now that the book is done, we’ve got a few more Head First JavaScript Programming teasers for you. The book is aimed at those of you who are …

Math typesetting

By Adam Hyde
November 26, 2012

Typesetting math in HTML was for a long time one of those ‘I can’t believe that hasn’t been solved by now!’ issues. It seemed a bit wrong – wasn’t the Internet more or less invented by math geeks? Did they give …

Programming as Live Performance

By Simon St. Laurent
June 3, 2009

As I'm writing this, twenty people are watching their peers write code. They aren't looking over anyone's shoulders, or doing peer programming - they're watching mirrors of screens at the TopCoder Open, seeing exactly how competitors work their way through algorithm problems in C++, Java, and C#. Is this something we should be doing more of?

Creating Custom SOAP Requests with Ruby and Net::HTTP

By Eric Berry
December 19, 2008

Learn to create a custom SOAP request using Ruby and Net::HTTP

Timing is everything

By Daniel H. Steinberg
June 26, 2008

The cost of fixing bugs found early in development is much less than the cost of fixing bugs found late -- like during Q A or after a product ships.

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The Watering Hole