http://www.vivekpohre.com   j-u-d-i-c-i-o-u-s Tue, 23 Feb 2010 17:15:58 +0000 http://backend.userland.com/rss092 en In extension to my previous post regarding deferring images I would like to share my thoughts about deferring unwanted scripts executions. The process hungry operations in DOM manipulation include insertion or deletion of elements and attaching events to them. And if all of such DOM manipulation occurs at the page load ... http://www.vivekpohre.com/javascript/page-performance-defer-unwanted-scripts-executions/ As web professionals we are generally concerned with the page load time, especially when we have a lot of images loading from third party servers which adds up to the page performance. Portal developers are mostly worried and concerned with this problem. I and my friend Shon Thomas have tried putting some ... http://www.vivekpohre.com/javascript/make-your-page-lighter-%e2%80%93-defer-images-to-load/ Have you ever seen a code something like this: eval(function(p,a,c,k,e,r){e=funct.... etc.... And you suffer reading the encoded code. No suffers now; because I am going to tell you a trick  that will convert your packer code in a readable script. And it is really simple .... just replace the eval word with alert ... http://www.vivekpohre.com/javascript/reverse-engineer-packer-javascript/ Great!!  that you came across the same road where I was chuckling for a while thinking and getting annoyed...No doubt its a great browser; But the plugins eat a lots and tonnes of memory of your system and also by default it stores a lots of history for you... So to ... http://www.vivekpohre.com/tips-tricks/firefox-eats-lot-of-memory/ In javascript generally all of us must have seen the following construct. for(i=0; i<arrayObj.length; i++) { // then the code } But more than 50% of the time you loop through some javascript object or some javascript array. So in order to write less and convenient code, you can also write the same for in the ... http://www.vivekpohre.com/javascript/javascript-object-looping/