Rajat Gupta

@therajatg

I write about CSS, JavaScript, React and everything in between.

Rajasthan, IndiaJoined January 2022

About

Hi, I am rajat. I write about react, javascript or css 4 times a week.

One more thing: I would love to work as a frontend engineer (focused on ReactJS). If you have any such role, ping me at dguptarajat@gmail.com.

Available for

I would love to work as an frontend engineer (focused on ReactJS). If you have any such role, ping me at dguptarajat@gmail.com.

Rajat Gupta's blogs

Rajat's Blograjatgupta.net43 posts

Recently published

rajatgupta.net

How to setup different database for development and testing in NodeJS

Obviously we do not want to mess up our development and test data and hence want to setup a different database for both the purposes. I faced this issue when performing unit and integration testing in my node application using chai and mocha. Below a...

May 29, 20242 min read

rajatgupta.net

React Router: Basics

Let's get the party started. If you have not used react-router before most probably you are using server-side routing. If you don't know what's server side routing, see the below example: As you could see there is a splash of the white screen when w...

Mar 23, 20225 min read

rajatgupta.net

promises and async-await in JavaScript

Let's see what MDN has to say: A Promise is a proxy for a value not necessarily known when the promise is created. It allows you to associate handlers with an asynchronous action's eventual success value or failure reason. This lets asynchronous meth...

Mar 16, 20227 min read

rajatgupta.net

useReducer in react: Everything you need to know

prerequisites: Grasp of reduce method in JavaScript and useState in react For reduce method, I recommend you to read my blog here: https://rajatgupta.net/reduce-method-in-javascript Ok, Let's get started. The useReducer Hook is similar to the useS...

Mar 13, 20228 min read

rajatgupta.net

useContext in react: everything you need to know

only understand this: Using useContext is not necessary, we use it to avoid prop drilling. Here's how prop drilling works:Let's say the grandfather component has a certain state and the great-grandson component needs to use this state. Now, in order ...

Mar 11, 20229 min read

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Rajat Gupta

About

Available for

Rajat Gupta's blogs

Recently published

How to setup different database for development and testing in NodeJS

React Router: Basics

promises and async-await in JavaScript

useReducer in react: Everything you need to know

useContext in react: everything you need to know