Journal

What Is a Feature Flag? The Ops-Friendly Explainer

Feature flags give software teams a runtime switch to enable or disable features without pushing new code. For ops and analytics people, understanding them is surprisingly useful.

What Is Trunk-Based Development? The Git Strategy Explained

All developers push to main daily. Trunk-based development trades branch complexity for shipping speed -- here is the full picture in plain language.

Note-Taking Apps for Students: Which Ones Actually Work

We cut through 8 note-taking apps for students and found what actually works past week four. Short list, honest opinions, zero filler.

Monorepo vs Polyrepo: How to Choose the Right Setup

Should your team use one repo or many? This guide breaks down the real trade-offs and gives you a practical framework to decide.

Cyclomatic Complexity: What It Is and How to Fix It

Every if statement adds a path. Cyclomatic complexity counts them. Here is how to calculate the score, what the thresholds mean, and how to refactor your way back to sanity.

The Best AI Excel Helper in 2026: What Actually Works

An AI Excel helper writes your formula in seconds. But which tool works for your exact task? Formula.dog, ChatGPT, and Copilot compared with honest assessments.

Excel Formulas for Beginners: 9 That Actually Work

Nine essential Excel formulas with syntax, real examples, and common error fixes. Works in Excel 2016, Excel 365, and Google Sheets where they differ.

Build an Objective Summary Formula in Excel or Sheets

One formula writes the objective summary for you: totals, counts and a last-updated date, pulled live from your Excel or Sheets data every time it changes.

Track Action Items in Excel or Sheets (Free Formulas)

A practical action items tracker for Excel and Google Sheets: the columns that matter, the checkbox trick, and the formula that flags overdue items automatically.

Code Refactoring Techniques for Cleaner Spreadsheets

Messy spreadsheet code slows you down and breaks under pressure. These code refactoring techniques fix that fast, with examples you can apply today.