A browsable index of my articles on DEV.to. Titles open the full post on DEV — this page is refreshed hourly via ISR.
Showing 10 of 10
by Mohammad Rajaei Monfared
How synthetic reality may influence human intuition about motion, gravity, and causality AI video generation has reached a point where a model can create scenes that look physically convincing at first glance: A person…
by Mohammad Rajaei Monfared
Building software for industrial machines taught me an unexpected lesson: scaling isn't about adding more hardware, it's about reducing architectural complexity. A few years ago, I led the development of a distributed…
by Mohammad Rajaei Monfared
You wrap a slow loop in an async function. You sprinkle in await . You tell yourself the page will stay smooth because the work is "async now." Then you click the button. The tab locks. Scroll dies. The spinner never…
by Mohammad Rajaei Monfared
Copy this into your browser console: console . log ( ' 1 ' ); setTimeout (() => console . log ( ' 2 ' ), 0 ); Promise . resolve (). then (() => console . log ( ' 3 ' )); console . log ( ' 4 ' ); You probably expect: 1 ,…
by Mohammad Rajaei Monfared
If you work on long-lived feature branches, you've probably experienced this: master (or main ) keeps moving. Your branch falls behind. Pull requests become harder to review. Merge conflicts get bigger every day. Many…
by Mohammad Rajaei Monfared
Have you ever cloned a new project, ran: npm run dev or docker compose up only to be greeted with an error like: Error: listen EADDRINUSE or bind: An attempt was made to access a socket in a way forbidden by its access…
by Mohammad Rajaei Monfared
When processing large datasets, it's common to chain together multiple operations such as reading data, filtering records, transforming values, and writing the results somewhere else. A straightforward implementation…
by Mohammad Rajaei Monfared
If you’ve ever built an app that depends on complex backend APIs — like a ride-sharing or delivery platform — you know the pain: “The backend isn’t ready yet… but I still need to test my UI, maps, and user flows.”…
by Mohammad Rajaei Monfared
Choosing the right browser storage can make or break your app's performance and security—here's how to get it right. In the early days of the web, browsers were simple document viewers. Today, they are powerful…
by Mohammad Rajaei Monfared
From lifecycle chaos to declarative harmony, this guide demystifies React's most powerful Hook. Introduction The useEffect Hook is arguably one of the most important yet misunderstood parts of modern React. For…
Prefer the full archive? Visit my DEV.to profile