Javascript Code Samples

Create webserver using expressjs

harika | 4 years, 8 months

//server.js
const express = require("express")
const app = express()

Prerequisites : express suppose to be installed If not try npm i express inside the project folde

nodejs route javascript

display state inside any html tag

harika | 5 years, 11 months

import React from 'react'
export default class StateProps extends React.Component {

Whatever html tag it is just wrap it inside curly braces ({}) as a value.

javascript react js

XHR Request & Ajax Request

harika | 5 years, 10 months

//Fill

javascript

Extract files synchronously in javascript

harika | 5 years, 6 months

const tar = require('tar');
  tar.x(
    {

Try to install tar module using npm and then try. Happy Coding :-)

node js javascript react js

Work with inline styles in React js

harika | 5 years, 11 months

//plugin to any test js file and proceed :-)
//This is the best standard to work with inline styles

javascript react js css

JQuery toggle functionality in react

harika | 5 years, 11 months

import React from 'react'
export default class ToggleComponent extends React.Component{
  construc

you can enable or disable any component using ternary operator with state Suggestions : this works

javascript react js

How to use callbacks in node js

harika | 4 years, 8 months

//add.js
const add = (p1, p2, callback) => {
setTimeout(()=>{

try to run the file with node Ex: node add.js

nodejs javascript async

Write a basic promise in nodejs

harika | 4 years, 8 months

const mul = (a, b) => {
  return new Promise((resolve, reject)=> {
    setTimeout(()=>{

nodejs async javascript

https requests and callbacks in nodejs

harika | 4 years, 8 months

//ex.js
const https = require('https')
const url = "" //Use the url you want to get the data from

try to run the file with the help of node node ex.js

nodejs callback javascript

Find Documents in Mongo db using Node JS

kishore_kumar | 5 years, 1 month

const mongodb = require("mongodb")
const mongo_client = mongodb.MongoClient

javascript node js mongodb

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