JavaScript

npm ERR! code ENOENT – NEXT JS – Installation Issue : SOLUTION

Solution for Error when trying to install Next JS : npm ERR! code ENOENTnpm ERR! syscall lstat npm ERR! code ENOENT npm ERR! syscall... Read more »

Understanding Variable Shadowing in JavaScript

In JavaScript, you might create a new variable with the same name as an old one. This is tricky for beginners. For example, you... Read more »

Secure Your Fastify App: Simple Predefined JWT Token Verification

Fastify is a popular Node.js web framework known for its speed and flexibility. When building APIs, security is paramount. This blog post dives into... Read more »

2024 : JavaScript Interview Question & Resources

Interview question for Javascript interview preparations 2024. Resources for Javascript interview cracking in 2024. 500 JS interview questions and answers. JavaScript Interview Questions &... Read more »

Fastify Cron Job for Scheduling Tasks Monthly, Daily

This blog post dives into the world of Fastify cron jobs, equipping you with the knowledge and code to schedule tasks and automate actions... Read more »

Fastify : Razorpay Webhook Signature validation

How to handler Razorpay Webhooks with signature validation Firstly create a webhook, for local testing make use of ngrok port forwaring. Fastify Backend Code... Read more »

AWS S3 File Upload using Fastify Multipart Example Code

Example code of File uploading to Amazon S3 using node fastify backend. Fastify uses Fastify multipart for image/ file uploading. Fastify Route - fileUpload.route.ts... Read more »

Fastify Route, Handler, Service Codes

Fastify Route code server.get( "/googlelink/:id", { schema: { params: $Sref("idParamsSchema"), }, }, fetchGoogleUrlBySurveyIdHandler ); Fastify sample controller code export async function fetchGoogleUrlBySurveyIdHandler( request: FastifyRequest<{... Read more »

React TypeScript CheatSheet

Typescript cheat sheet for react functional components. useRef const divRef = useRef<HTMLDivElement>(null); setState const SkillSection = ({setScrollDuration} : {setScrollDuration: (value: number) => void}) =>... Read more »

Next Router – Reference

Next JS Routing examples Router.push import React from 'react' import { useRouter } from "next/router"; const Members = () => { const router =... Read more »