Row count and sum in laravel

Friends, in today's tutorial we will learn aggregate functions. Aggregate functions means that we will run sum operation, average operation, count operation inside our database, overall I would say a…

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addEventListner() in js

<script> window.addEventListener('load', function () { document.getElementById("btn").click(); }) </script> document.addEventListener("click", function(){   document.getElementById("demo").innerHTML = "Hello World"; }); document.addEventListener("mouseover", triggerBtnClick); document.addEventListener("click", someOtherFunction); document.addEventListener("mouseout", someOtherFunction); <script> function triggerBtnClick() { document.getElementById("btn").click(); } </script

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Nodemailler module in node js

npm install nodemailer var nodemailer = require('nodemailer'); var transporter = nodemailer.createTransport({ service: 'gmail', auth: { user: 'wordpress12389@gmail.com', pass: 'Lucky786@' } }); var mailOptions = { from: 'wordpress12389@gmail.com', to: 'upwork12389@gmail.com', subject:…

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upload files (form) in node js

npm install formidable var http = require('http'); var formidable = require('formidable'); http.createServer(function (req, res) { if (req.url == '/fileupload') { var form = new formidable.IncomingForm(); form.parse(req, function (err, fields, files)…

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Event module in node js

var events = require('events'); var eventEmitter = new events.EventEmitter(); //Create an event handler: var myEventHandler = function () { console.log('I hear a scream!'); } //Assign the event handler to an event: eventEmitter.on('scream', myEventHandler); //Fire the 'scream' event:…

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Events createReadStream() in node js

var fs = require('fs'); var readStream = fs.createReadStream('./myrenamedfile.txt'); /*Write to the console when the file is opened:*/ readStream.on('open', function () { console.log('The file is open'); }); if file myrenamedfile.txt exists…

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