PUBLIC MARKS with tags webdev & cache

Ian Collins has created DBScriptCache, a JavaScript program that "automatically caches script files in the browser's HTML5 client-side database. Rather than including your scripts using script tags, you include them using this script. The first time a user views the page the scripts will be pulled into the db and stored. On subsequent visits the scripts will be loaded from the db cache and not from your server. The script will continue to come from the cache until you supply a new version number or change the name of the script."

Caching is a great example of the ubiquitous time-space tradeoff in programming. You can save time by using space to store results. Fewer downloads means a faster, happier site.

If you're a frequent visitor to code.google.com for product updates and reference materials for Google APIs you're working with, you might have noticed that the page loading time (or page rendering time depending on how you see it) has reduced in varying

Alternative PHP Cache. voir aussi http://www.php.net/manual/fr/ref.apc.php

A Web cache sits between one or more Web servers (also known as origin servers) and a client or many clients, and watches requests come by, saving copies of the responses — like HTML pages, images and files (collectively known as representations) — for itself.