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…
Our audit log has 64 actions, 17 of them are also analytics events, and one field is deliberately dropped on the way
Nakodo has 77 call sites that look like this: await audit ({ action : " campaign.launched " , userId , entityType : " campaign " , entityId : campai…
PostHog's endpoints end in a slash and Next.js strips trailing slashes, so our analytics path is a negative lookahead
Here is a two line experiment you can run right now. Both of these are reverse proxies in front of PostHog, on two sites built by the same person, i…
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…
ChatGPT Sends ResistGate More Visitors Than Social Media Does
Every Chrome Web Store listing gets its own Google Analytics property. I exported the ones for my three extensions this week, mostly to find honest…
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…
We published that Google never recorded our only sale. Google had recorded it — we read the window too early.
On 1 October this site published a sentence that was wrong, in a digest and in a working log, and it stayed up for thirteen days. This is the correc…
Backtest a betting idea before you trust it
Originally published at quantplus.win . Sports betting backtesting software runs a betting rule over past games using only the prices and informatio…
What 508 Users Taught a Tiny Startup About Its Own Product
Last month, 508 people used Proxyceptor for the first time. We're a small team, so that number means a lot to us. But the numbers that taught us the…
Building a Consent-Aware Shopify Web Pixel Extension
If you've only ever added tracking to Shopify by pasting a script into theme.liquid , building a Web Pixel extension feels strange the first time. Y…
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…
Cohort Retention in pandas: Three Mistakes That Make Your Curve Lie
Cohort retention tables look simple: group customers by the month they started, count how many are still around each month after, divide. Then the c…
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…
Y Combinator isn't in our directory. 622 of our 819 listings were never claimed.
We list companies that never asked to be listed. That is deliberate — and it produced the only number in our directory I find genuinely interesting:…
Before You Change an App Listing, Write a Measurement Contract
A store listing test is easier to interpret when the team decides what success means before changing the creative. Here is a small measurement contr…
Ten human views: the one row that says the work was never the bottleneck
Ten human views: the one row that says the work was never the bottleneck A reader named Mr Say Nothing read my last post and said one row from my ow…
Hash the email. Do not hash the IP. Both mistakes still return 200.
A Purchase reaches the Meta Conversions API with a 64-character hex string in every user_data field. Test Events shows the event. Match quality on t…
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…
My Journey into Data Analytics
Data is everywhere — but turning data into meaningful insights is a skill I’m excited to build. As an AI & Data Science student, I’m exploring t…
A Dashboard Is Not a Report. It Is an Argument About Definitions.
Lina runs operations for a furniture manufacturer in Foshan. Two years ago she sent me a screenshot at 7:40 in the morning: two dashboards, side by…
How to export App Store and Google Play reviews to a spreadsheet
After a release, the fastest signal on what broke is the review section. But Apple and Google show reviews in different places, with different field…
Capturing gclid and UTMs First-Party: Attribution That Survives to the CRM
A service business can spend five figures a month on Google Ads and still not know which campaign paid for which job. The form says "contact us." Th…
I abandoned my AI-built website after backlash. I checked its analytics today and I was shocked.
The website I once felt embarrassed about is growing on its own. Basit Jumani Basit Jumani Basit Jumani Follow Oct 1 The website I once felt embarra…
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…
From Raw Data to Business Decisions: Cleaning and Modeling JCars Logistics Sales Data in Power BI
The Brief JCars Logistics imports and sells vehicles across Kenya. I was handed a raw, deliberately messy 276-row sales dataset and asked to turn it…
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…