YSlow rule #13 – Remove Duplicate Scripts

Posted by & filed under Performance.

It’s been 7 months since the last post in my YSlow series. So why did I stop blogging about performance optimization? Well, actually there are two answers to that question. First is because of my passion for unit-testing, which I started blogging about at pretty much that time. Secondly, I have to admit that I… Read more »

Combining your scripts and style sheets with SquishIt

Posted by & filed under Performance.

One of the rules mentioned in most performance-analyzing tools is “Combine your JavaScript.” Basically this means that instead of this: You want to do this instead: So what’s the problem with approach number 1? When your browser parses the HTML and reaches the script tag, it makes an http request to fetch the script referenced… Read more »