Chapter 3. Introducing Developer and Debugging Tools
It isn't obvious that developing for the Web would require specific debugging tools or that such tools would even exist. Not so long ago, front-end development was seriously lacking good tools to analyze and debug page components. But the Web has evolved tremendously: front-end debugging tools have flourished, and most major browsers nowadays come with built-in debugging tools or easily added extensions.
The proliferation of such solutions is recent but by no means surprising. Building a web site generally means tightly combining a markup language, a styling language, and a scripting language. As sites get more and more complex, it can get ever more complicated to keep track of all the elements ...
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