Summary
In this chapter, we saw that performance tuning is a part of a continuous effort to assure satisfactory performance for your website. The two golden rules are, as we saw earlier in the chapter, introducing changes one-by-one, and testing every change to see if it really improves the performance of your website.
Then we saw a detailed description of the Waterfall charts generated by Firebug, an add-on for the popular Firefox browser. This was followed by a series of possible scenarios of poor performance, plus references to a specific chapter in this book for each scenario.
A list of tools to generate Waterfall charts for browsers other than Firefox was provided at the end, including tools which are independent of the browser being used. ...
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