I\'m working on a web application, which acts pretty much like a native application for both iOS and Android. However the Javascript files (jQuery + my own) and the css file tog
It should be possible to get a browser to cache assets like javascript includes (although ultimitely these directives can be over-ridden by the user, probably not something to worry about). See here for a crash-course on caching. In particular see the HTTP header:
Cache-Control: public
which should force the browser to cache the asset. Not sure if this works across sessions, e.g if the browser is closed and re-opened, but at least only one request will be made when the user first hits your site, and won't be re-requested on subsequent page views.
Also make sure your javascript includes are minimised, and see here for general tips on speeding things up.