Building real-time chat app using WebSockets with AWS API Gateway and Lambda
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
Alternative Solution for Adding Horizontal Scrollbar to jQuery Datatable
Suppose have a data table as below: Screenshot 1 HTML for table is: <table id=”productsTable” class=”table table-striped table-bordered table-hover dataTable no-footer table-custom-style”> <thead> <tr> <th>#</th> <th>Product Name</th> <th>Shop Owner</th> <th>Category</th> <th>Model</th> <th>Description</th> <th>Price(in Rs.)</th> <th>Action</th> </tr> </thead> <tbody> <tr> <td>1</td>
HTML | Show horizontal scroll bar on select list
In one of our projects, we needed to add horizontal scroll bar on select list so that we could see the wider text of some values: For that, I tried all the possible solutions to add horizontal scroll bar but
FileZilla | A file with that name is already being transferred
FileZilla open/edit file error: A file with that name is already being transferred. This error occurs when you remove queued file from the queue using the “Remove Selected” before download completion. I was editing my code directly on server in
Linux | Manage emails of Cron Jobs
Stop sending cron job email notification & managing the notifications. We mostly use cron jobs for recurring tasks like batch payments, server startup/shutdown, system updates etc. Most of the cron jobs send email notifications. If you want to stop those
Salesforce | Skip focus from the input box on VF page
We have a VF page containing apex:inputField which contains date value so it shows calendar whenever we focus on the inputField. The problem is it is the first inputField on the page so whenever we open the page by default,
Show Processing image on web page for Synchronous Ajax
Problem: When we fire a Synced ajax call it blocks all the other functionality of that tab of the browser and fires/executes other event or code only after the synced ajax gets back with its response. Also the code fires the
Heroku | RabbitMQ Installation and Setup in Heroku
Following are the steps to install RabbitMQ in Heroku App: 1. Install RabbitMQ (bigwig) on Heroku using find more add-ons like shown in the following screenshot: 2. Search for rabbitmq using search bar as shown in the screenshot below: 3.
Background Processes using RabbitMQ
Whenever we need to execute a block of code which may take long time to run then instead of executing them in real time we can put this code in the background process as it may timeout if we wait
AWS | Cloudfront for S3 using same domain name placed behind cloudfront
How to set up a CloudFront for S3 bucket containing images for the website, using the same domain name that is already placed behind CloudFront. 1. Open CloudFront from a menu: 2. Click Create Origin: 3. Now, click in box
