July 5, 2008
2:38 am
qUIpt is a small library that is capable of caching Javascript files inside the users browser - even if SSL is active. qUIpt helps the site owner by reducing traffic costs and the user with faster page loading.
How does it work?
- It checks for the contents of window.name while your page is being loaded.
- If there’s nothing inside the window.name cache the JS files defined by you are fetched via XHR
- The same happens if the users enters your site for the first time of his current browser session or if document.referrer is off-domain or empty
- After that the contents of window.name are being evaluated
- If the user requests the next page on your domain the JS files are directly taken from window.name - no more requests necessary
Source:→ Ajaxian

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