Prompt Engineering
& LLM Guides
Practical guides on writing better prompts, cutting token costs and building with LLM APIs, for ChatGPT, Claude and Gemini users.
Connection Pool Exhaustion: The Real Fix
Database connection pool exhaustion causes hanging requests and timeouts under load. Here is what actually causes it and how to fix your pool setup for good.
MySQL Lock Wait Timeout Exceeded in Laravel
Still retrying jobs after a MySQL lock wait timeout exceeded error? Here's how to find the real blocking query in Laravel and fix it for good.
Node.js Worker Threads for CPU-Heavy Tasks
Learn how Node.js worker threads move CPU-intensive tasks off the event loop, with a working Express example and when to pick them over clustering.
Reduce TTFB in Laravel: A Practical Guide
Learn how to reduce TTFB in Laravel: measure with Server-Timing, cache config and routes, tune OPcache, fix N+1 queries, and defer slow work.
PostgreSQL Indexing: A Practical Guide
A practical guide to PostgreSQL indexing — when to add one, which index type fits your query, and how to actually spot a slow query needing one.
Stay ahead of the curve
Get the latest prompt engineering strategies, token optimization tricks, and platform updates delivered straight to your inbox once a month. No spam.