InStackademicbyKelvin Anigboro·May 23The Bug That Lives in the Gap. TOCTOUYou check that a train seat is empty, then walk over to sit down. By the time you get there, someone’s already in it. You did the check…
InStackademicbyKelvin Anigboro·Nov 17, 2025The Outbox Pattern: Never Lose an Event AgainYou’ve built this nice API. Clean separation of concerns, decoupled services, the works. When someone completes an order, you save it to…
InStackademicbyKelvin Anigboro·Aug 26, 2025How I Think TfL’s Contactless Payment System Really WorksYou tap your card on a London Underground barrier, hear a satisfying beep, and the gate swings open in milliseconds. Hours later, after…A response icon1A response icon1
InStackademicbyKelvin Anigboro·Jun 26, 2025The Network All Around UsWhy Everyone Should Understand the Digital Highways We Travel Every Day
InStackademicbyKelvin Anigboro·May 23, 2025What code refactoring taught me about living smarterRefactoring code is like renovating a house whilst continuing to live in it. You’re improving structure, enhancing functionality, and…A response icon1A response icon1
InCodeToDeploybyKelvin Anigboro·Apr 5, 2025UI/UX vs Backend: Who Should Lead the Dance?🌍 Top Remote Tech Roles Are Open Now! Frontend · Backend · Full Stack · Mobile · DevOps · AI · Design 💰 Earn $50–$120/hr | Global…A response icon1A response icon1
InStackademicbyKelvin Anigboro·Mar 2, 2025Learning How to Learn: The Most Valuable SkillIn tech, your most valuable skill isn’t what you know, it’s how quickly you can learn what you don’t know yet. Curiosity is the real…
InStackademicbyKelvin Anigboro·Feb 16, 2025How Partial Caching Leads to Stale DataTL;DR: If your API response depends on a parameter, header, or path variable, include it in your cache key or users will get stale data.A response icon1A response icon1
InStackademicbyKelvin Anigboro·Oct 29, 2024Making JavaScript Code Modular and Testable with Dependency InjectionImagine you’re building a JavaScript app, and everything is going smoothly. You’ve got a UserService that grabs user data from a database…
InStackademicbyKelvin Anigboro·Sep 17, 2024Cold Starts, Massive Files, and Lambda Drama: How I Make It WorkI work with AWS Lambda functions every day. In fact, you could say that when I sleep, I have nightmares about AWS deprecating Node.js…
