Questions tagged [cookie]

An HTTP cookie is a piece of data stored by the user's web browser. Unless otherwise specified, cookies can be created, read, modified and deleted and modified both by JavaScript and from server-side scripts by reading the headers.

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176 views

Cookie data transfer

The context is a third-party analytics service, specifically Quantcast, but the inquiries are more general in nature. Please forgive and correct me if any of my assumptions are off, and thank you in ...
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5answers
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Google Analytics and the EU cookie directive. Who will fall foul of the law? Google or the developer?

So Google uses cookies when performing its usual duties of tracking users on a website. That is just it though; Google are setting the cookies and not your website as such. This is by virtue of the ...
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591 views

Why is the EU cookie directive causing so much excitement?

I am confused by all the excitement surrounding the EU cookie directive; why is it such a painful thing? As far as I can see cookies that are required for your site to function are allowed such as ...
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1answer
673 views

How to use apache mod-rewrite to remove trailing semi-colon on cookie?

We have the following cookie set by a product: Set-Cookie: SSOCookie=T7ngsCmzC2FEq5p2a7o%3D; path=/; domain=.demo.com; We would like to use Apache to remove the trailing ; which doesn't match the ...
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6answers
4k views

Standard ratio of cookies to “visitors”?

As noted in a recent blog post, We see a large discrepancy between Google Analytics "visitors" and Quantcast "visitors". Also, for reasons we have never figured out, Google Analytics just gets ...
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2answers
533 views

Temporary redirect needs to detect the URL of original page request from a search engine then redirect again to that page

When you come to my client's site, it needs to verify that you are 21 years of age of older. If you hit any page on the domain, it checks to see if the verified age cookie is set. If not, it takes ...
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1answer
1k views

SEO for images: can I use a different (cookieless) domain?

We want to increase the value of some of our important images by means of SEO, and we want to start serving them from a different, i.e. cookieless, domain. We want to go from www.example.com/images/...
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2answers
284 views

Can search engines change language and read the cookie?

I am building a multi language website in PHP and prepared all my strings in English by default using gettext() My locale/it_IT/LC_MESSAGES/default.mo file is working correctly and now I need to sort ...
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3answers
382 views

cookie not being sent when requesting JS

I host a webservice, and provide my members with a Javascript bookmarklet, which loads a JS sript from my server. However, clients must be logged in, in order to receive the JS script. This works for ...
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2answers
140 views

Google AdSense reloading?

Please tell me something about Google AdSense: 1) Can i reload ads by myself without full-page-reloading? For example refresh AdSense frame or call some script? 2) About "interest-based advertising" ...
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1answer
1k views

Enforcing a specific order for cookie headers

We have an application that cares about the order of cookie headers. It shouldn't, since this isn't mandated by the standards and indeed we're getting the headers in various different orders So we ...
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4answers
5k views

How can I tell Google Analytics to not use cookies for my sub domain?

I have my web site at example.com, and i have also setup a sub domain for serving static content at static.example.com. On my web pages I'm using Google Analytics, so it will attach its cookies to all ...
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5answers
370 views

Variable IPs: How variable are they? Best practices for tracking

There are a lot of questions on StackOverflow relating to session security / session hijacking, but there doesn't seem to be a really good solution to the problem. The three most common suggestions ...
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1answer
861 views

Forced GZIP Detection on Google App Engine

Some clients are appearing on our Google App Engine instances without the Accept-Encoding header. We normally use the set a cookie with an appended iframe technique (or variation thereof) to detect ...
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3answers
21k views

How do I set up a cookie-less domain?

I've read that it's best to serve static content (css, javascript, etc.) from a cookie-less domain or subdomain for better performance. I assume a domain is not cookie-less by default. How do I ...
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3answers
1k views

Multiple google analytics instances on a page?

My company creates (and hosts) sites for many different clients. We allow clients to send us tracking code, including Google Analytics, and we put them on the page. We would also like to include our ...
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2answers
735 views

How many domains to split components across?

I understand how splitting components across domains can maximize parallel downloads, and enable you to have cookie-free static content domains, but since there's a time cost for each domain lookup ...
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2answers
4k views

How to use cookies in a secure manner to authenticate users?

In most cases I like using cookies to remember returning users to my websites. In my early/foolish days, I would store a UserID (auto-increment integer) in a cookie and if the user returned I would ...

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