Javascript Code Samples



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Create a model and save document in Mongo db using Mongoose and Node JS
kishore_kumar | 7 years
const mongoose = require("mongoose")

mongoose.connect("mongodb://127.0.0.1:27017/my-db", {
mongoose javascript node js
Create a simple web server with express using Node js
kishore_kumar | 7 years
const express = require('express')

const app = express()
express javascript node js
How to use async-await with promises in nodejs
harika | 6 years, 7 months
const mul = (a, b) => {
  return new Promise((resolve, reject)=> {
    setTimeout(()=>{
nodejs javascript async
How to Connect to a mongodb database using mongodb in nodejs
harika | 6 years, 7 months
const {MongoClient, ObjectID} = require("mongodb");
const ConnectionURL = "mongodb://127.0.0.1:2701
nodejs javascript nodemon
Load native javascript inside webview in react-native
harika | 6 years, 3 months
import React, { Component } from 'react';
import {View,  WebView} from 'react-native-webview';

install react-native-webview using npm npm i react-native-webview --save try to load the compo
html react-native webview
Dynamic templating using express and handlebars
harika | 6 years, 7 months
//app.js
const path = require("path");
const express = require("express")
express dynamic templating javascript
Adjust browser height and width according to device / Screen height and width in electron app
harika | 7 years, 4 months
import electron from 'electron';
const screenElectron = electron.screen;
const mainScreen = screen
Add the piece of code while creating window in main.js and check the difference. Happy Coding :-)
javascript electron js
Run shell files in javascript
harika | 7 years, 10 months
//JS Code
function runShellScript(){
    const process = require('child_process'); 
keep the function code inside the js file wherever you want to use. and keep the shell file provided
javascript shell node js
Compress files synchronously in javascript
harika | 7 years, 5 months
const tar = require('tar');
  tar.c(
    {
try to install 'tar' using npm and then try. Happy Coding :-)
node js javascript react js
Create webserver using expressjs
harika | 6 years, 7 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
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