The T-Shaped Dev | Petar Ivanov | Substack

How to Stop Charging Customers Twice: A Practical Idempotency Guide

Idempotency in plain English: HTTP, message queues, and the one detail that decides whether it's real.

22 hrs ago

Most Popular

Lifelong Learning: 88+ Resources I Don't Regret as a Senior Software Engineer

Jan 26, 2025 • Petar Ivanov

6 tools that made my life much easier as a Software Engineer

Apr 21, 2024 • Petar Ivanov

3 software development principles I wish I knew earlier in my career

Mar 24, 2024 • Petar Ivanov

10 ways to better organize and design your React Application

Aug 18, 2024 • Petar Ivanov

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The T-Shaped Dev

The T-Shaped Dev

A newsletter sharing practical tips on React, Node, Software Architecture, and AI. Elevate your Full-Stack JavaScript skills to the next level!

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