Fundamentals of Programming: How to Use Debuggers


show more Debuggers are tools provided by programming languages to streamline and aid in the identification of software errors and coding errors. Foundations of Programming Fundamentals covers the debuggers used in JavaScript and various web browsers, as well as browser extensions like Firebug for web application troubleshooting. show less
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Using debuggers

In all programming languages these days, there are tools that will actually help us to debug our code when it's a bit more complex for just a trace or a quick scan of the syntax to work. I'm going to show you a debugger in JavaScript just to show you the kind of things you'd expect from a debugger in any language. JavaScript of course is a language that lives in a web browser and that's really where our debugger needs to live to. What I am going to use is probably the most well-known debugger for JavaScript, which is something called Firebug.

This is a free extension for the Firefox web browser, so it adds extra functionality into the web browser. And after it's been installed, you can turn it on for any page or any website that you are looking at. So I am looking at my page here. I'm going to go up to my Tools menu and turn Firebug on, just open it up. It opens up in the lower part of the screen. Although you can choose to open it in a separate window. You can adjust...

Using debuggers
Video duration: 8m 2s 4h 47m Beginner

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Debuggers are tools provided by programming languages to streamline and aid in the identification of software errors and coding errors. Foundations of Programming Fundamentals covers the debuggers used in JavaScript and various web browsers, as well as browser extensions like Firebug for web application troubleshooting.

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