Do Not Refresh Declining Content Until You Diagnose the Loss
Do Not Refresh Declining Content Until You Diagnose the Loss A page loses clicks. The instinctive response is to update the introduction, add a few…
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Self-Host Plausible Community Edition with Docker
Plausible Community Edition is a self-hosted, cookie-free analytics stack. The same product family powers Plausible Cloud , and CE is the free, AGPL…
From 1,459 Views to Zero Sales: One Week of Raw Funnel Numbers, Nothing Rounded
Public building usually ends at the vanity metric. Here is the rest of the table, zeros included, with the numbers my own dashboard reports and noth…
Your AI-built app works in the demo. But did the signup event actually reach GA4?
You vibe-coded a landing page with a lead form over a weekend. The demo works: you submit, you see the success toast, you move on. Two weeks later y…
8 Analytics Mistakes That Quietly Lead Teams to the Wrong Decision
It's Monday's leadership review. The dashboard says average order value is up 12% month over month. Everyone nods, the marketing team gets a pat on…
AIoT in Pharma Manufacturing: It's Mostly a Data Plumbing Problem
If you've ever looked at the systems inside a pharmaceutical plant, the first thing you notice is that there's no shortage of data. Machines log ope…
why your analytics silently stops working (and the 4 checks i run first)
the worst analytics bug never shows up in your console. it shows up weeks later, as a gap in your dashboard you can't explain. i'm om yaduvanshi, 18…
Floodlight still needs src, type, and cat. A leftover ord=1 counts once.
People still search for DART Floodlight tags. DART was DoubleClick's ad server. Campaign Manager 360 still serves the same activity on doubleclick.n…
Pixel Helper cannot see a Conversions API POST. A 200 is not the contract.
A checkout worker posts a Purchase to the Meta Conversions API. The response is HTTP 200. Test Events stays empty. The next move is usually a new ac…
Pixel Helper said the tag fired. Chrome Network never requested facebook.com/tr.
GTM preview said the Meta tag fired. Pixel Helper painted a green PageView. Events Manager is empty, and the ticket says the Facebook pixel is not f…
From Raw Data to Executive Decisions: Building the JCars Logistics Power BI Dashboard
Data without structure is just noise. In this project, I am building a complete, end-to-end Business Intelligence solution for JCars Logistics, a co…
JCars Logistics Power BI Business Intelligence Assessment
Introduction A vehicle sales report can look convincing and still mislead. A revenue total is only useful when its currency is clear, the underlying…
Why I Use Umami Instead of Google Analytics (And Don't Have a Cookie Banner)
When I was setting up analytics for my blog, Google Analytics seemed like the obvious choice. But once I looked at what it actually requires — a tra…
Tracking Google Business Profile Clicks in GA4 with UTM Parameters
To track Google Business Profile clicks in GA4, add UTM parameters to each location's website URL, using utm_source=google , utm_medium=organic , an…
user feedback interface
Customer feedback is one of the critical sources of information that can be leveraged to improve a product; however, it is often unstructured and no…
A Complete Guide to A/B Testing for Data Analysts
A/B testing sounds simple: show half your users version A, the other half version B, and pick the winner. In practice, it’s one of the easiest place…
I Built an Open-Source, Self-Hosted Alternative to PostHog on ClickHouse
Per-event pricing can make analytics costs rise with traffic. I built an alternative: SensorFlow — an open-source, self-hosted event analytics stack…
Fathom Analytics vs Umami: Which Fits Your Website?
Fathom Analytics and Umami both make a credible case for privacy-conscious website measurement. The decision for a small website team is whether to…
Shopify to GA4 without GTM: native events plus a server-side Measurement Protocol fallback
If you run a Shopify store, the GA4 setup question usually gets answered with "install Google Tag Manager." You don't need it. Shopify's Google &…
Deploying Metabase - Open-Source Business Intelligence Tool
Metabase is an open-source business intelligence (BI) tool that lets you explore data, build dashboards, and share reports from a web browser. Teams…
# Tableau vs Power BI: A BI Developer’s Practical Comparison
If you've worked in Business Intelligence for a while, you've probably been asked this question: Tableau or Power BI — which one is better? My answe…
Root Cause Analysis Charts: How to Find Why a Metric Dropped
Root cause analysis leans on a different set of charts than reporting does. Seven do most of the work, and each one answers a single diagnostic ques…
Your LLM Telemetry Table Does Not Have One Denominator
Originally published on hexisteme notes . I had an LLM telemetry report with the usual reassuring furniture: medians, interquartile ranges, sample s…
From a Messy Spreadsheet to Business Insights: Analyzing a Hotel's Booking Data
How I cleaned 285 rows of real-world-style hotel data in PostgreSQL and turned it into revenue, occupancy, and guest-satisfaction insights in Power…
Data Modelling, Relationships & Joins
Data Modelling in Power BI Extracting reliable insights from a dataset requires a structured framework designed to guarantee accuracy, optimize perf…
Understanding Data Modelling, Relationships and Joins in Power BI
Introduction Data does not always come in a structure that is ready for analysis. For example, sales information may be stored separately from custo…
How AI-Powered Data Analytics Works: From Raw Data to Intelligent Insights in 2026
The Shift From Traditional Analytics to AI-Powered Analytics For decades, businesses have relied on a fairly predictable process to make sense of th…
KPIAssembler: stop hand-picking KPIs, let AI propose them
Text-to-SQL looks great in a demo. Then someone ships a conversion rate that JOIN s without ON , a revenue figure that double-counts through a fan-o…
Why Client-Side Tracking Fails in Fintech (And How to Implement Meta CAPI for Funded Accounts)
In e-commerce, a user clicks an ad, lands on a product page, adds an item to cart, and checks out in five minutes. Standard browser pixels handle th…
Why your Lighthouse score changes when you did nothing
Introduction If you ship websites for a living, you have seen this. You change one thing on a page. You open Chrome, run Lighthouse, and the perform…