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Guides, notes, and the writers behind them — everything worth exploring.
When a collection is too big to return at once, you paginate. There are two main patterns and choosing wrong causes real pain at scale. Offset pagination The…
Status codes are the server telling you what happened in one number. Learn the shape of each class and you can debug most APIs without reading a manual. The …
Environment variables are named values that live in a process and get inherited by the processes it spawns. They are the standard way to pass configuration a…
Global Manual Bug Bounty Checklist Purpose: A target-agnostic, manual-first checklist for authorized web, API, SaaS, identity, business-logic, integration, a…
A quick reference for GitHub-Flavored Markdown. The rendered output is on the left in your head; the source is below. Headings markdown H1 H2 H3 Emphasis mar…
A compact cheat sheet of filesystem commands I keep coming back to on the terminal. Moving around bash pwd where am I ls -lah long list, human sizes, include…
When something breaks and I have no idea why, I run through this list before touching any code. It turns panic into a process. 1. Reproduce it reliably A bug…
async / await is syntax sugar over Promises that lets asynchronous code read top to bottom like normal code. Under the hood it is still Promises. The basics …
A short reference of the Git commands I actually reach for daily. Not exhaustive, just the ones that earn their keep. Checking state bash git status what cha…
Caching is storing the result of expensive work so you can reuse it instead of redoing it. Done well it is the highest-leverage performance tool you have. Do…
SwiftUI rebuilds views from state. The trick is choosing the right property wrapper so ownership and updates flow the way you expect. The core property wrapp…
Coroutines are Kotlin's answer to asynchronous programming. They let you write concurrent code that reads sequentially, without blocking threads. Suspend fun…