You have to check the browser HTTP headers that are sent (Request/
Response) via Firebug or HttpFox Firefox extensions.
Do you have enabled caching for your page?
There are more things to consider when you try to cache a page, not
just the Etag.
gabriel
On Nov 8, 7:28 am, Shihab KB <shiha...@gmail.com> wrote:
> Thank you for your answer. I am trying to implement ETag in my restful
> apis. I have a problem here. Please check this and could you please
> give me a solution?
>
> Hi,
>
> I am trying to implement etag feature in my RESTFul web services. I
> heard that etag is a mechanism that HTTP provides for cache
> validation, and which allows a client to make conditional requests and
> saves bandwidth, as a web server does not need to send a full response
> if the content has not changed. I have manged to implement the etag
> feature as given below.
>
> In the settings.yml
> prod:
> .settings:
> no_script_name: on
> logging_enabled: off
> cache: on
> etag: on
>
> In the cache.yml
> default:
> enabled: on
> with_layout: true
> lifetime: 86400
> client_lifetime: 0
>
> But I have one issue that, after implementing this, when I modified
> the content in the database, the client is receiving only previous
> data. Not modified one. When I reset the above settings (setting.yml
> and cache.yml) its working fine.
>
> Have faced same situation? Can you suggest a way to overcome this?
>
> My client application is a .NET application.
>
> regards
> Shihab
>
> On Nov 5, 3:10 pm, Gareth McCumskey <gmccums...@gmail.com> wrote:
>
>
>
>
>
>
>
> > ETag is just a way to have finer grained control over caching and to manage
> > when to reprocess a request or just send back a cached response. So for
> > example, if you send a GET request for a resource with id 10 and get a
> > result, sending a request later for id 10 should respond back with the
> > cached version if the resource of id 10 has not changed but reprocess the
> > request if it has changed.
>
> > On Fri, Nov 5, 2010 at 8:29 AM, Shihab KB <shiha...@gmail.com> wrote:
> > > Dear friends,
>
> > > Can you explain me the significance and benefits of enabling the ETag
> > > feature ?
>
> > > regards
> > > Shihab
>
> > > --
> > > If you want to report a vulnerability issue on symfony, please send it to
> > > security at symfony-project.com
>
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> > --
> > Gareth McCumskeyhttp://garethmccumskey.blogspot.com
> > twitter: @garethmcc- Hide quoted text -
>
> > - Show quoted text -
--
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