Day 14 of #100DaysOfClickHouse: Understanding Nodes, Shards, and Replicas
When people first start learning ClickHouse®, they usually focus on SQL queries, table engines, and performance optimization. But as data grows from m…
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Finding Product-Market Fit: A Data-Driven Framework for SaaS Founders
Product-market fit is not a binary milestone — it is a measurable state where your product solves a problem so well that users return organically and …
I Built My Own Analytics Platform Instead of Paying for PostHog
Introduction Let me clear one thing up right out of the gate: this is not a teardown of PostHog. In fact, PostHog is an incredible piece of software a…
How Excel Is Used in Real-World Data Analysis: My First Week Learning Excel
When I started learning Excel as part of my Data Science & Analytics course, I assumed it was just a tool for creating tables and performing basic…
From Network Cables to Data Pipelines: My 8-Month Journey from IT Support to Data Analytics
May 25, 2026. This is not just another date on my calendar. This marks the beginning of one of the biggest professional transitions of my life. After …
How to Measure AI ROI: A 2026 Framework for Proving Return on AI Spend
What is AI ROI? AI ROI is the return your business earns on the money it spends running AI. It answers the one question a token-count dashboard cannot…
Why Dremio's Value Is Unique to Apache Iceberg Lakehouses and Agentic Analytics
Most data teams have already made two decisions, even if they haven't written them down yet. The first is that Apache Iceberg will be the table format…
The Metrics That Actually Tell You If Your Enterprise AI Rollout Is Working
The Metrics That Actually Tell You If Your Enterprise AI Rollout Is Working Time saved is not a metric. It's a hypothesis. Here's how to measure what …
The Power BI Developer Isn't Disappearing. AI in Power BI Is Transforming the Role.
AI can now build reports, write DAX, and query your data, and it's not just Copilot anymore. Here's what that actually means for your organisation, an…
Automated Client Reporting
In This Article The Reporting Problem at Scale Pipeline Architecture The Reporting Engine WoW Metrics and Pivot Tables Scheduling and Slack Alerting O…
CONFIGURING SEMANTIC MODEL IN POWER BI
INTRODUCTION Configuring a Power BI semantic model involves refining data structures, creating relationships, and setting up calculations. Semantic mo…
I Tracked Revenue Per User for 6 Months — Here's Why ARPU Beats ARPPU for Channel Decisions 2026
For a while I looked at "average order value" and called it my per-user revenue. It felt close enough. It wasn't — because AOV is per order, not per p…
Designing Website Analytics for AI Crawlers Without Surveillance
tags: seo, analytics, webdev, ai Most website analytics still start from the same old question: who visited the site? That question is useful, but it …
Sustainable AI Starts with Efficient AI
AI is no longer a side experiment. It is already part of products, workflows, and day-to-day operations. So the question is not whether companies shou…
Migrating off Google Analytics: Umami vs Plausible vs Fathom
I've been on a slow march away from Google Analytics for about two years now. Three client projects, one personal blog, and a small SaaS — all moved o…
I Thought “Data Analyst” Was the Whole Game… Then I Entered the Data Avengers Office 👀
🏢 I Landed an Internship at a Futuristic Tech Company — And Met the Entire Data Universe Glass walls. Floating screens. Coffee machines that probably …
Stop Mixing Them Up: SLI vs SLO vs SLA Explained
I used these three terms interchangeably, and many people around me did the same. One day, I decided to sit down and properly understand the differenc…
10 AOV Uplift Levers Each Have a Hidden Cost — Map the Risks Before You Ship
"We launched every AOV uplift lever we could find. AOV is up — but monthly revenue is flat, or slightly down year over year." This is one of the most …
30 CVR Improvement Checks for EC Sites — Where to Start When Sales Don't Move
"Ad sessions keep coming in, but purchases are not growing." "Add-to-cart looks fine, but checkout drops off." Every EC operator hits this wall, and t…
How We Keep Mobile Session Replay 17x Cheaper Than PostHog
How We Keep Mobile Session Replay 17× Cheaper Than PostHog PostHog bills around $85/month for 25,000 sessions . Rejourney bills $5/month . At higher v…
Why I Built a Standalone 10M-Row BI Agent in Next.js & DuckDB
Traditional Business Intelligence tools rely on slow client-server queries that buckle under massive datasets. When dealing with 10,000,000+ records ,…
I scraped every **Show HN** post from May 2025 to May 2026 that crossed **200 points** and ran a quick analysis. There were 334 of them. Here is what landed.
Top 15 Show HN posts of the year Rank Points Comments Title 1 3346 965 Gemini Pro 3 imagines the HN front page 10 years from now 2 1557 363 Jmail – Go…
GA4 Events vs Sessions — What Each One Counts and Why They Differ
"What is the GA4 event count?" "How is it different from the session count?" These are the most common mix-ups I hear from people starting with GA4. B…
Building CPAi: An AI-Powered Bank Statement Analysis Dashboard
Manually reviewing bank statements to assess creditworthiness is one of those tasks that sounds simple until you realize there are dozens of bank form…
How to Build a Data Analytics Platform: Best Practices
Data has become one of the most powerful drivers of business success. However, managing data remains a significant challenge. Organizations require re…
People were exporting data just to trust it
The system already had dashboards. Still, employees exported everything to Excel before making decisions. Not because Excel was better. Because they t…
Migrating Off Google Analytics: Umami vs Plausible vs Fathom
The wake-up call I didn't ask for Last week the TanStack folks reported what appears to be a compromise affecting some of their NPM packages (the deta…
OpenAI API 기능별 사용량 추적: 비용 귀속 가이드
OpenAI 인보이스는 지난달 $4,237를 썼다고 알려줍니다. 하지만 그중 $3,100가 폭주한 요약 엔드포인트에서 발생했고, $700는 월 $50를 내는 고객에게서, $437는 아무도 쓰지 않는 기능에서 발생했다는 사실은 알려주지 않습니다. 기본 대시보드만으로는 가…
Python for Data Analytics
INTRODUCTION If you've spent any time exploring data analytics, you've probably heard the name Python come up more times than you can count. It has ra…
Build-in-Public Day 15: GSC clicks 7.4x, impressions 9.6x in 15 days — full data disclosure
I just hit Day 15 of an AI-driven Build-in-Public push for Tasteck , a vertical SaaS I run. Sharing the actual numbers because most "Build-in-Public w…