logicBase Labs

I wrote a practical guide on using OpenAI Codex to understand messy JavaScript, lock behavior with tests, and refactor safely without risky rewrites. 🔗 Article link - sumitsaha.me/blog/refactori…

That Cloudflare Tunnel video on my channel @logicbaselabs unexpectedly blew up! Many of you asked: "How does it compare with ngrok and VS Code Port Forwarding?" So I wrote a short article breaking down the real differences. 🔗 Article link - sumitsaha.me/blog/cloudflar…

Most Next.js performance issues I see in production are not dramatic bugs! They're quiet "request waterfalls" hidden inside the App Router. I broke down how to detect and fix them step by step. 🔗 Read the guide - sumitsaha.me/blog/nextjs-ap…

Self-hosting Next.js 16 on a Hostinger VPS using Coolify. Stop overpaying for PaaS and get the same auto-deploy, SSL, and database features for a fraction of the cost. 🎁💰 Save 10% on Hostinger VPS! Claim here: hostinger.com/LWS10 🔗 Video link - youtu.be/0Mm4QxDe-Os

Your Database VPN: Share Local Databases Securely Without Cloud Hosting Stop wasting time zipping database dumps or paying for expensive cloud hosting just for a staging environment. 🔗 Video link - youtu.be/zIjV1vJD_lE

Cloudflare Tunnel: Make Localhost Public Without Port Forwarding (2026 Guide) In this 2026 guide, I’ll show you exactly how to use Cloudflare Tunnel to securely make any project running on your local computer public. 🔗Full video link - youtu.be/etluT8UC-nw

A must-read @freeCodeCamp handbook for every JavaScript dev. You may not understand your wife after this - but JavaScript? 100% guaranteed. 🔗 Handbook link - freecodecamp.org/news/how-execu…

If you're a developer, I genuinely believe this will become your go-to guide for everyday work - from your first commit to navigating complex projects throughout your career. Dive in and let me know what you think. 🔗 Full Handbook - freecodecamp.org/news/learn-how…

We're incredibly excited to share something special today. Our "Git & GitHub Course for Beginners" has just been officially published in collaboration with @freeCodeCamp 🎉 🔗 Course link - youtu.be/mAFoROnOfHs

Memoization can make your JavaScript code dramatically faster. In this in-depth guide, you'll learn how it works using closures, higher-order functions, caching, and real examples and thereby boost your website performance. 🔗 Video link - youtu.be/xRpzY_skepM

Another one of my articles just got featured on @freeCodeCamp & this time it's a full handbook on JavaScript Closures. It's not the usual piece - I tried to break the topic down in a way that actually changes how you think about JavaScript. 🔗 lnkd.in/gCgPhYba

Learn Git and GitHub from scratch with clear examples, real workflows, branching, merging, stashing, rebase, pull requests, and more. Perfect for beginners who want strong foundations. 🔗 Full course - youtu.be/wNrbaAGE2PY

❝From today you may not understand your wife - but you will definitely understand JavaScript❞ A practical, engineering-level guide to JavaScript Execution Context, JIT, Call Stack, Hoisting, Scope, Lexical Environment & Closures. 🔗 Full video link - youtu.be/Efqj3FV2vjE

This is by far one of the best in-depth tutorials I've ever created on a complex topic. Every JavaScript developer should watch it - whether you’re learning the language conceptually or preparing for interviews. 🔗 Video link - youtu.be/JVT_d9Qx_ro

A complete course on JavaScript Document Object Model (DOM) for Beginners by logicBase Labs. Any beginner wants to start his/her Web Development journey, this course is a must watch. 🚀 Watch the full course - youtube.com/playlist?list=…

Super excited to share my 6th @freeCodeCamp article - and it's been featured as a Handbook! Learn how to unlock true parallelism in Node.js using worker threads - a complete practical guide for devs. Read the guide here → freecodecamp.org/news/how-to-im… #NodeJS #JavaScript

Want to write cleaner, smarter, and more efficient JavaScript code? In this video, I’ll share 8 powerful JavaScript tips that every developer - beginner or advanced - should know in 2025 by logicBase Labs. 🚀 Full video link - youtu.be/VK5A-OTQ-0g

I'm thrilled to share that my in-depth course on the Document Object Model (DOM) has been featured on the legendary @freeCodeCamp YouTube channel - home to over 11 million learners! 📷 Video link - youtu.be/c6IyCwAV6BY

Learn how Node.js works under the hood in simple terms. Understand the V8 engine, event loop, non-blocking I/O, libuv, and worker threads — everything you need to truly “get” Node.js as a developer. 🔗 Video link - youtu.be/ULseP3rYwQI

Boost backend performance with Node.js worker_threads. Offload CPU-heavy work from the main thread, build an Express demo, use Promise.all to merge results, and scale across CPU cores. A clear, practical guide for backend JS devs. 🚀 Video link - youtu.be/JTl6tQ4bqYA