News
Move Zeroes — Understanding the Read & Write Pointer Pattern (C++)
8+ min ago (220+ words) When I first solved "Move Zeroes, I didn't struggle with the code " I struggled with understanding why this pointer movement works. You are given an array of integers nums.Move all 0s to the end of the array without changing the…...
Why 'Localhost' is a Myth: Your Clipboard is a Public API
14+ min ago (90+ words) The Invisible Leak We treat Localhost like a fortress. "It's just on my machine. It's safe." But how did the data get there? You copied it. The "Sanitize First" Habit (The New Hygiene) In security, we wash our hands. You…...
Ruby 4.0 and Ruby Box: What Changed and How to Upgrade Safely
30+ min ago (719+ words) Ruby 4.0 dropped over the holidays, bringing us all new primitives for isolation, parallelism, and performance, as well as upgrade anxiety (inevitable) and the perpetual temptation to just rewrite our entire app (resist!). Let's dive in! Ruby Box introduces a way…...
High Performance & Speed
39+ min ago (46+ words) 1. High Performance & Speed 2. Low-Level Hardware Control 3. Foundation of Modern Languages 6. Strong Use in System Software C is still widely used to build: Operating systems (Linux, Windows kernel parts) 7. Large Ecosystem & Legacy Code 9. Easy Integration with Other Languages...
How Web Apps Like Midday Gain a Competitive Edge with Supabase and MindsDB
52+ min ago (977+ words) Written by Chandre Van Der Westhuizen, Community & Marketing Co-ordinator at MindsDB SaaS companies live and die by their metrics. Data is collected in operational systems, copied into warehouses, transformed through pipelines, and finally visualized in dashboards. Finance teams learn where…...
🌐 HTTP: WTF?! — Weird Facts About the Web’s Backbone
54+ min ago (317+ words) Think you know HTTP? Think again. HTTP Toolkit dives deep into the strangest, funniest, and most surprising parts of the protocol that powers the internet " from obscure legacy quirks to hidden, useful features. " Highlights: Lesser-known HTTP features that can actually…...
PostgreSQL для веб-разработчика: миграция с MySQL, JSON, оптимизация
59+ min ago (149+ words) " " " " " " PostgreSQL " " " DBA. " " " " "-, " " backend " PHP, Node.js " Python " " " " " PostgreSQL , " " " ". " " " " " " " " " " MySQL " PostgreSQL " " ": "-, " ", API, ". " " " " " " ": " ", " ", " EXPLAIN ANALYZE, " " PostgreSQL " MySQL. " " " " " " " " ". " " " " PostgreSQL vs MySQL " 2026 | " | PostgreSQL | MySQL | | JSON | JSONB + " | JSON " " | | " | Window Functions, CTE | " | | " | EXTENSION | " | | " | PostgreSQL License | GPL / " | | Full-text | " | " | | " " | " ", " | " CRUD | CentOS / Rocky Linux " ": " MySQL SERIAL " " sugar " sequence. " PostgreSQL…...
Why CSA STAR Can't Govern AI Agents (And What Comes Next)
1+ hour, 2+ min ago (288+ words) STAR works for cloud. It breaks for agents. Here's why'and what the next governance layer requires. CSA STAR has been a cornerstone of cloud security for over a decade. It works well for SaaS vendors, cloud providers, and human-operated systems....
Unit Tests, Integration Tests & End-to-End Tests
1+ hour, 9+ min ago (71+ words) " ", ", " " " " " " " " " " " (automated testing) " " ", " "nice to have. " " ", " " " " " " " " " ". " ", " tests " " " " " ": " " " " ". " " " " " " ": " " " " " " " " " " " " " "-", " " " C# (.NET). 1. Unit Tests " " " Unit Tests " " " " " " ": " " " " deterministic, mock. " " " " unit tested " " " ". " " " " " " domain rule: 2. Integration Tests " " " Integration Tests ": " " mock" " ". ", ": " " " unit tests " " "Works on my machine" bugs " ". ": Repository + EF Core Integration Test " In-Memory SQLite ": " " " unit test " " " " ". 3. End-to-End…...
Your Microservices Aren’t Scalable. Your Database Is Just Crying.
1+ hour, 10+ min ago (598+ words) When we first split our monolith into microservices, it felt like a victory. Smaller services. Independent deployments. Clean boundaries. We even had a diagram with boxes and arrows that made us feel like Netflix engineers. Then production traffic hit. The…...