- The combos are handled by software residing on the server. I heard
there are plans to eventually release them to serve YUI3 files (that's
the forum where I read it, it doesn't mean they could not possibly serve
YUI2 files in a similar way.
When you are downloading from yahooapis you are not simply loading from
some server in California but from a server close to you, I think they
use Akamai and unless you are within a corporate intranet, your users
might be better served by Akamai than by yourself, in fact, you are
using the same servers YAHOO itself uses to load the YUI files they use
> Hi Eric
> Thanks for pointing to the post. My initial question is still un answered.
> I have downloaded the yui library and it is the part of my build. Currently
> there are referenced as below (showing only 2 files)
> Now using YUI CDN , I can combine two files as below
> But I do not want to fetch the files from http://yui.yahooapis.com every
> time the pages are loaded
> My question is can I combine the local files using combo? the was same way
> YUI CDN is doing ?
> Eric Miraglia wrote:
>> Combining the files via the CDN is a good way to go, and if you keep
>> your own implementation code separate from the YUI files this should
>> provide good maintainability over time.
>> If you want true modularity, where modules on the page track only
>> their own dependencies and work irrespective of what other content may
>> be on the page, then you may want to look at using YUI Loader in your
>> own code and using YUI Loader, Dom and Event as your "core" YUI
>> package on every page. Each module, in that case, will use loader to
>> bring in its YUI dependencies before running your own dependent code,
>> and those dependencies will come in as combo-handled JS and CSS
>> files. This tends to be a performant and maintainable approach.
>> This article may be of interest with respect to thinking through your
>> On May 29, 2009, at 11:53 AM, vinay12 wrote:
>>> One of the first advice by yahoo performance improvement guidelines
>>> is to
>>> reduce the number of http requests. In our web page we are using YUI
>>> and have included some of their scripts and css files.
>>> Our page includes 24 java scripts files and out of that 8 are from
>>> yui . I
>>> am not sure how can we reduce the number of requests in this case.
>>> If we
>>> combine the files, we lose modularity and maintainability.
>>> Yahoo had suggested use of
>>> YUI configurator
>>> We have included all the files from YUI library into our
>>> application. I am
>>> trying to use YUI configurator with local paths but is not working.
>>> App is
>>> not able to load the files.
>>> Any idea how can this be done ? Or how to reduce the number of http
>>> requests ?
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