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MD Rafikul Islam

Author

MD Rafikul Islam

MD Rafikul Islam is a software developer and editor of TechPulse. He writes about developer tools, hardware, AI, and practical technology decisions. Some articles are based on cited documentation and analysis rather than hands-on testing; readers should check each article for sources and testing disclosures. Corrections are welcome at rony.yf25@gmail.com.

408 articles published

How to Fix Permission Denied publickey SSH Error on GitHub

Fix 'Permission denied (publickey)' when pushing to GitHub — generate SSH keys, add to agent and GitHub, test the connection, and fix common causes.

July 9, 2026 4 min read

Is DevOps a Good Career Path in 2026? Complete Reality Check

Is DevOps worth pursuing in 2026? Honest look at salaries, demand, required skills, day-to-day reality, and how to break into DevOps.

July 9, 2026 4 min read

How to Deploy a Python App to AWS Lambda in 2026: Serverless Guide

Deploy Python to AWS Lambda with API Gateway — packaging, dependencies, environment variables, cold starts, and the Serverless Framework. Full walkthrough.

July 9, 2026 4 min read

Best Portable Monitors for Developers 2026: ASUS ZenScreen vs Espresso vs ViewSonic

We tested the best portable monitors for coding on the go in 2026 — display quality, USB-C power, weight, and stand design compared.

July 9, 2026 4 min read

How to Fix Cannot Find Module Error in Node.js and TypeScript

Fix 'Cannot find module' errors in Node.js and TypeScript — missing packages, path issues, tsconfig paths, ESM/CommonJS, and type declarations.

July 8, 2026 4 min read

Should I Use Tailwind CSS or Plain CSS in 2026? Honest Comparison

Tailwind CSS vs plain CSS in 2026 — productivity, maintainability, learning curve, and which to choose for your project. Real trade-offs explained.

July 8, 2026 4 min read

How to Build a GraphQL API with Node.js and Apollo Server in 2026

Build a production GraphQL API with Node.js, Apollo Server, and TypeScript — schema, resolvers, data sources, auth, and error handling. Full code.

July 8, 2026 4 min read

Best AI Writing Assistants 2026: ChatGPT vs Claude vs Jasper vs Copy.ai Reviewed

We tested the top AI writing tools for content, code docs, and marketing in 2026. Real results on quality, accuracy, pricing, and best use cases.

July 8, 2026 4 min read

How to Fix EADDRINUSE Port Already in Use Error in Node.js

Fix the 'EADDRINUSE: address already in use' error in Node.js — find and kill the process, change ports, and prevent it with graceful shutdown.

July 7, 2026 3 min read

Is TypeScript Worth Learning in 2026? Honest Developer Answer

Should you learn TypeScript in 2026? Real analysis of job demand, learning curve, when it helps, when it hurts, and how to get started.

July 7, 2026 4 min read

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