Building real-time chat app using WebSockets with AWS API Gateway and Lambda

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| By Navneet Kashyap

We can build many real-time applications such as chat applications, multiplayer games, financial trading platforms, and collaboration platforms using WebSockets with AWS API Gateway, Lambda, and dynamoDB. In this blog we will learn how to build real-time applications using WebSockets

HTML | Browser Notifications

| By Webner

Below is the sample code to get permission of user to display browser notifications in case he approves. Save the following code in simple HTML file: <script> document.addEventListener(‘DOMContentLoaded’, function () { if (Notification.permission !== “granted”) { Notification.requestPermission(); } }); function

JavaScript/HTML | Get Id of inner child element

| By Webner

Suppose from html code below we want to get id of each <a> element inside home_menu. <ul id=”home_menu” class=”appendmenu” style=”float: left”> <li> <span class=”arrow sep”>►</span> <a id=”breadcrumb_mainc3″ style=”cursor:pointer;color:#087bb1;”>Programming Courses</a> </li> <li> <span class=”arrow sep”>►</span> <a id=”breadcrumb_sc34″ style=”cursor:pointer;color:#087bb1;”>Javascript </a> </li> <li>

Netsuite | Authentication/Login to Netsuite sandbox account through java code using Netsuite WSDL

| By Webner

Authentication/Login to Netsuite sandbox account through java code using Netsuite WSDL In order to login to your sandbox Netsuite sandbox account via code, you need to have below files handy: 1. Netsuite sandbox WSDL: The latest version of wsdl can

Mysql Workbench | How to copy Remote database into your local machine

| By Webner

1.  Select Database: Schema Transfer Wizard from the Mysql workbench menu bar. You will see schema transfer wizard on your screen as below: Click on Start the Wizard option. 2.  Connection Selection: Now select your source and destination location to copy database:

Salesforce | Send email using apex code along with attachment and manage email history

| By Webner

1. Send simple email using apex : Messaging.SingleEmailMessage emailTobeSent = new Messaging.SingleEmailMessage(); List <String> listEmailMembers = new List<String>(); listEmailMembers.add(’email@domain.com’); emailTobeSent.setToAddresses(listEmailMembers); emailTobeSent.setSubject(‘Hi, Just Testing’); emailTobeSent.setHtmlBody(‘msg : ‘ + msg); Messaging.SendEmailResult [] r1 = Messaging.sendEmail(new Messaging.SingleEmailMessage[] {emailTobeSent} 2. Use template instead of