Blog Oatllo

From basic concepts and advanced tips to the latest technology news.

Nov 2, 2026 · 9 min read

Laravel Task Scheduling and Cron Jobs Explained

A practical guide to Laravel task scheduling: one cron entry, Schedule facade syntax in Laravel 11+, frequencies, locks, and the traps.

Articles

1–12 / 51

Oct 30, 2026 · 9 min

Building a Simple RAG Pipeline in PHP

Build a working RAG pipeline in PHP: chunk docs, embed with Voyage AI, store vectors in Postgres, and answer with Claude.

Oct 28, 2026 · 11 min

Database Isolation Levels Explained: Transactions Without the Guesswork

A practical guide to database isolation levels, the anomalies they prevent, engine defaults in MySQL and PostgreSQL, and how to set them in Laravel.

Oct 26, 2026 · 10 min

How to Write Meaningful Commit Messages

A practical guide to good commit messages: the seven rules, Conventional Commits, and how they pay off in git log, blame, and changelogs.

Oct 23, 2026 · 8 min

Laravel Sanctum vs Passport: Choosing the Right API Auth

Laravel Sanctum vs Passport compared for real projects: tokens, SPA auth, OAuth2, install steps, and which one to pick.

Oct 21, 2026 · 10 min

Caching LLM Responses to Cut API Costs

Learn to cache LLM responses in Laravel to reduce LLM API costs, with response caching, prompt caching, TTL choices, and the traps to avoid.

Oct 19, 2026 · 8 min

How to Reduce Docker Image Size for PHP Apps

Practical ways to reduce Docker image size for PHP apps: multi-stage builds, alpine, a tight .dockerignore, and slimmer autoloaders.

Oct 16, 2026 · 9 min

Async Await JavaScript: Promises, async/await, and the Pitfalls That Bite

A practical guide to async await JavaScript: how promises work, async/await patterns, Promise.all vs allSettled, and the mistakes that break code.

Oct 14, 2026 · 9 min

How to Mock HTTP Requests in PHP Tests

Learn to mock HTTP requests in PHP tests with Guzzle MockHandler and Laravel Http::fake for fast, deterministic, offline test suites.

Oct 12, 2026 · 9 min

6 Common Database Design Mistakes to Avoid

Six database design mistakes that quietly wreck performance and data integrity, plus the concrete SQL fix for each one.

Oct 9, 2026 · 10 min

Laravel Feature Flags with Pennant: A Practical Guide

Ship features safely with Laravel feature flags using Pennant: define flags, gradual rollout, A/B tests, kill switches, and Blade.

Oct 7, 2026 · 9 min

Fixing "Class Not Found" Autoload Errors in PHP

Why PHP throws a class not found autoload error and how to fix it fast: PSR-4 mapping, dump-autoload, namespaces, and Laravel caches.

Practical programming articles for developers

The Oatllo blog covers modern PHP and Laravel, JavaScript, software architecture, databases, DevOps and developer tooling - hands-on tutorials and deep-dives you can apply to real projects. New articles are published regularly.