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Hi, I’m David

Analytics developer :: Love Sharing :: Hiker :: Road Rider

Web Analytics
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Learn how does Universal Analytics Cross Domain work

Univeral Analytics tracking is based on cookies and on a randomly generated clientId. Yep, that's it. Each time you visit a site using Google Analytics for the first time a new cookie is set in your browser with a randomly generated hash (clientId),…

Web Analytics
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How does the Universal Analytics snippet work

(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){ (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o), m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m) })(window,document,'script','//www.google-analytics.com/analytics.js','ga');…

Web Analytics
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Pushing data to the right Google Tag Manager dataLayer namespace

It may happen that the site we're tracking is using a custom dataLayer name, or that it's using more than one Google Tag Manager accounts at the same time and therefore (it should) using 2 different dataLayer namespaces.  Most of people just push the info to window.dataLayer variable,…

Web Analytics
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Blocking your tags firing from your own IPs with Google Tag Manager

The subject about how to exclude your own visits from GA has been commented before loads of times, most of time filters are used to keep out our own visits from Google Analytics , but some other tools may not have the possibility to filter out our own visits. This is why we're going to use Google Tag…

Web Analytics
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Tracking the browser orientation status and changes

Last day we were talking about how to measure if our site was showing a responsive layout to our users, and today we're going to expand that tracking post with orientation tracking for our sites. We could use the Media Queries to match the orientation, but as this is…

Web Analytics
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Tracking a responsive site and the media queries changes

Every day more sites choose to use a responsive designs for their new sites, making it somekind difficult to track what version of our page is being showed to the user (as all we may now, browser detection is not perfect at all, most of them are based on the User Agent that can be easily faked). This…

Web Analytics
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Tracking fragments based navigation websites with GTM the right way

We're going to learn how to track those websites where the navigation is based on Ajax, ie: no pages reloads with Google Tag Manager.  As you may know a full page reload is needed in order to have Google Analytics tracking your pageviews, but those sites like the ones based on…

Web Analytics
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Google using ISPs to cache Google Analytics endpoint

I don't really know if this is happening users using different ISP's but starting from today I've noticed that all my requests to www.google-analytics.com were being served from a not usual but familiar IP address range, and the response time was just 9ms. Hey just a great improvement from the 42ms…

Web Analytics
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Keeping your Google Analytics clientId value as long as possible

If you are an analyst you may be concerned about your analytic tool (specifically talking about Google Analytics on this post) cookies tool integrity and about keeping that cookies as long as you can. Today I was working on a little audit for a client that was experimenting some cookies…