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Mastering jQuery by Alex Libby

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Monitoring the speed of jQuery using Firebug

We can wax lyrical about how critical performance is, but nothing beats seeing it in action and working out how we can improve our code to gain that extra edge. Manually working out where to make the changes is time-consuming and inefficient. Instead, we can avail ourselves of a number of tools to help get a clearer indication of where the issues lie in our code.

There are dozens of tools available to help with benchmarking performance of our pages, which include interactions with jQuery or jQuery-based scripts and plugins. Over the next few pages, we're going to look at a selection of different methods. Let's start with a simple visual check, using Firebug, from http://www.getfirebug.com. Once installed, ...

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