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Setting Up Web Analytics with Optimizely ODP via Google Tag Manager
A GTM-first, event-driven implementation guide (with a reusable Custom Template and a universal event taxonomy). Optimizely Data Platform (ODP) is not “just another web analytics UI”. It’s an event + customer-profile system: you collect… Read more...
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Track PDF Engagement with PDF.js (Page Views, Scroll Depth, Downloads, Print). GA4 / GTM ready
Backstory (why this post exists at all) This article basically wrote itself because I ran into a simple question: how to track what users actually do inside a PDF on website? Companies love PDFs.… Read more...
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Google quietly changed the GA4 cookie format (GS2)
Yesterday your tracking was “fine”. Today: That’s usually the worst kind of bug: everything fires, but everything lies. What happened: GA4 started rolling out a new format for its session-state cookie around May 6,… Read more...
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Building a Matomo Cloud -> BigQuery ETL Pipeline (for Looker Studio / Power BI)
“There’s nothing more fun than exporting 100,000 rows of logs per day via the Matomo Cloud API.” At some point GA4 + cookie banners stop giving you enough signal for real analysis. And when… Read more...
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Tracking Outbound Links in GTM
Tracking outbound link clicks in Google Tag Manager is streamlined using the Auto-Event Variable configuration. Auto-Event Variable Auto-Event variables access the target element of an automatic event (e.g., Click, Error, Form Submit). When configuring,… Read more...
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Semantic site structure + multiple H1 on one page (HTML5, SEO, and AIO in 2026)
HTML5 has been around for ages, and still a lot of developers “forget” to use semantic tags like: <article>, <aside>, <section>, <main>, etc. And yes — this matters. Not because tags are magical ranking… Read more...