Author Archives: admin
Google Analytics Web Performance Tracker – Real Monitoring
(Versión en español) Google Analytics is an excellent service to know users’ behavior on your site. We only have to copy and paste an snippet, and we can know a lot of things . But this service doesn’t tell us how fast/slow our pages are. Performance information is very important as we known. So, how [...]
The evolution of ga.js and The best google analytics snippet.
(Version en español) A lot of posts show the blocking problem loading normal javascript files. To sumarize: when the browser finds <script src=…, it blocks executing and rendering until js file are downloaded and executed. Steve Souder presented a complete analysis about the techniques to solve this issue for web performance. I’m using this to [...]
Load images ondemand and get a faster web
(Versión en Español) I wrote a small script based on jquery to improve a web page performance. It is very easy to use. Your only have to serve all the images on the page channging src by longdesc property, and adding class img-ondemand Example: <img src=”foto.jpg” /> now it must be <img src=”” longdesc=”foto.jpg” class=”img-ondemand” /> Here [...]
Faster sprite download