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#Testing

Everything I have written about Testing.

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FinTech & Payments

<#Testing class="bcard-title" lang="en" dir="ltr"> Idempotency Keys in Payment APIs: How to Stop Double Charges in Laravel

A customer taps Pay, the network drops, the app retries, and the card is charged twice. Here is how to make payment retries safe in Laravel and MySQL, tested with 50 simultaneous requests.

9 Nov 2026 33 min read

Artificial Intelligence

<#Testing class="bcard-title" lang="en" dir="ltr"> Learning to Code with AI Without Becoming Dependent: A 12-Week Roadmap

AI can ship your code without teaching you anything. A 12-week roadmap for learning backend development with AI as a tutor, not a crutch, with prompts, projects, exercises and a self-assessment rubric.

9 Nov 2026 20 min read

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