Time for another update on my progress on making HippoValidator [http://www.hippovalidator.com] the best website validator out there. I just pushed a major update including a lot of features and fixes. The most important ones are listed below. Contents * 1 JSHint * 2 CSSLint * 3 Settings page * 4 Optimize…
We’ve briefly touched this subject a number of times already. Making your JavaScript and CSS external simply means moving it from your HTML header to their own files, referenced as an external file in the header. So why does Yahoo think that this is a good idea? We’ve…
A lot of new stuff is released by Google these days. The Google I/O conference typically means a bunch of new products and API’s and this year are no different. In regards to performance optimization, I was very happy to discover a new Page API earlier today. That’…
In the following twenty-two posts, I will look into all the rules in YSlow. This is a pretty comprehensive plan, but I will try to keep the posts short and precise. All rules are pretty good documented in the YSlow documentation here: http://developer.yahoo.com/performance/rules.html. I…
In the last three posts, I’ve looked at tools for optimizing performance on a website. This week I will show you a nice performance-related feature in Google Webmaster Tools. Google Webmaster Tools is a free tool from Google that provides different tools for webmasters, such as submitting a sitemap,…
In the two previous posts, I’ve covered different plugins for Firefox. Even though web developers still seem to prefer Firefox over Chrome, a lot of us (me inclusive) switched to Chrome. Luckily Google does a pretty decent performance optimization extension for Chrome as well. The extension is Google Speed…
Page Speed is a plug-in developed for Firebug by Google. If you don’t use Firebug, get it (http://getfirebug.com/)! It’s the coolest web developer plug-in for Firefox out there. The Page Speed tool is downloaded from http://code.google.com/speed/page-speed/download.html. Google Page Speed…
[http://performancedude.com/wp-content/uploads/2011/01/yslow_overview.png]The first tool that you should definitely check out is YSlow from Yahoo. YSlow is a plug-in for Firebug, which is a must-have for all web developers. You can find the Firebug plug-in here: http://getfirebug.com/ and the YSlow…
So how do you spot if your site has performance issues or not? You probably have an idea if your site is responsive or not, but how does it compare to other sites, and which potential problems do you have? This is a starter’s guide to some of the…
So why do I need to think about the performance of my website, you might think. Well, maybe you don’t. If you’re making a niche website, which exports a large data set to XML, the user probably doesn’t mind if the transaction spans four or ten seconds.…