Rama Jha – Medium

Rama Jha

he

Rama Jha

·

Dec 15, 2025

useEffect Isn’t Magic: Side Effects, Dependencies, and Cleanup Explained

Last month, I was debugging a partner’s React component and found useEffect firing the same API call three times on mount. Their response…

useEffect Isn’t Magic: Side Effects, Dependencies, and Cleanup Explained

Rama Jha

·

Dec 11, 2025

Mutating Arrays in React State Breaks Your UI (Here’s the Fix)

Last month, I watched a junior developer debug a todo app for 20 minutes. Items added just fine, but when they edited an existing todo, the…

Mutating Arrays in React State Breaks Your UI (Here’s the Fix)

Rama Jha

·

Dec 7, 2025

Moving State Up: Why Your Components Need a Common Parent

I remember the exact moment my temperature converter broke. Two inputs, one supposed to update the other — Celsius to Fahrenheit and back…

Moving State Up: Why Your Components Need a Common Parent

Rama Jha

·

Nov 25, 2025

Controlled Inputs and Boolean Toggles: The 80% of React State You Need to Know

Last Tuesday, I watched a junior dev spend twenty minutes debugging why their shopping cart’s “Remove Item” button was removing two items…

Controlled Inputs and Boolean Toggles: The 80% of React State You Need to Know

Rama Jha

·

Nov 22, 2025

The useState Rabbit Hole: Functional Updates, Stale Closures, and Your First Counter

Learning Objectives

The useState Rabbit Hole: Functional Updates, Stale Closures, and Your First Counter

Rama Jha

·

Nov 20, 2025

Building a Product Catalog: The Real Test of Your Week 2 React Skills

I remember the moment I first tried to build a product list. I had learned props, mapping, and conditional rendering separately, and I felt…

Building a Product Catalog: The Real Test of Your Week 2 React Skills

Rama Jha

·

Nov 17, 2025

Stop Overthinking Props vs. State: 3 Tiny Rules That Work in Every Project

Last week, I spent two hours debugging why a form wouldn’t update properly. Turns out, I’d accidentally “mirrored” the user’s email from a…

Stop Overthinking Props vs. State: 3 Tiny Rules That Work in Every Project

Rama Jha

·

Nov 10, 2025

onClick and onChange: The Event Handler Patterns Beginners Get Wrong

Last week, I was pair-programming with a dev who’d been building React for about three weeks. He had a form with an input field, and when…

onClick and onChange: The Event Handler Patterns Beginners Get Wrong

Rama Jha

·

Nov 3, 2025

The One Conditional Rendering Mistake That’ll Crash Your React App

Last week, a developer in a code review pointed out something that made me pause: they’d written {items.length && <ItemList items={items}…

The One Conditional Rendering Mistake That’ll Crash Your React App

Rama Jha

·

Oct 30, 2025

Keys, Chaos, and the .map() Method: Handling Dynamic Lists in 2025 React

Last week I spent three hours debugging a form where checkbox values kept disappearing after users sorted the list. The weird part…

Keys, Chaos, and the .map() Method: Handling Dynamic Lists in 2025 React

Rama Jha

Rama Jha

he

🌟Passionate frontend developer crafting exceptional digital experiences with React, TailwindCSS & Nodejs. 🖼️ Design enthusiast. Let's build!

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