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

Salesforce | Set CreatedDate for s-object records in test class

| By Webner

In some cases, we need to set CreatedDate for records. setCreatedDate() method can be used to set CreatedDate for records. For Example : Set createddate for a contact in test class Contact con = new Contact() con.FirstName=’Firstname’; con.LastName=’LastName’; insert con;

Using UNION syntax in CakePHP 2.4.6

| By Webner

Following UNION syntax works properly in CakePHP 2.4.6 version but it doesn’t work in CakePHP 2.5.2 version: $unionQuery = $dbo->buildStatement ( array( ‘fields’ => array( required fields), ‘table’ => $dbo->fullTableName(database_table_name), ‘alias’ => ‘customObject1’, ‘limit’ => null, ‘offset’ => null, ‘joins’

Salesforce | How to call apex method using Javascript

| By Webner

We can call apex method from javascript using JavaScript remoting. Javascript remoting has three main parts : 1. Invoke remote method written in javascript method on Visualforce page. 2. Remote apex method contains an annotation @RemoteAction. 3. The response handler