Systems | Development | Analytics | API | Testing

Building a realtime chat application using WebSockets with Angular and Firebase

The joke used to be that no piece of software was complete until it could send and receive email. Fast forward to today, replace email with realtime chat, and actually you might not be too far from the truth. Whether you’re delivering customer service, connecting community members, or helping colleagues communicate, realtime chat is quickly becoming a standard part of the web developer’s toolkit.

How mobile apps fuel the digital transformation of businesses

Today, the world is much more connected than it was a few years ago. Smartphones have brought an explosion of new technologies and applications that have fundamentally changed our lives. Why so? It's down to mobile applications. Mobile apps play a vital role in the broader process that advocates for digital transformation.

Achieve Insightful Operational Reporting for Oracle ERPs

Your business needs actionable insights from your Oracle ERP data to respond to volatile market conditions and outpace your competition. But generating custom reports requires deep technical knowledge and the process is often managed by IT. The process can often take weeks, if not months, and, in many cases, the report or dashboard is limited to a single use case and applicable only to a single business unit or user – often only the requester.

How to Scale Ruby on Rails Applications

Today we will dive into some strategies you can use to scale Ruby on Rails applications to a huge user base. One obvious way of scaling applications is to throw more money at them. And it works amazingly well — add a few more servers, upgrade your database server, and voila, a lot of the performance issues just go poof! But it is often also possible to scale applications without adding more servers. That's what we will discuss today. Let's get going!

How to Handle Async Code in JavaScript

The easiest way to understand asynchronous code is to realize that the code does not execute sequentially. This can be difficult to comprehend in JavaScript, especially if you come from a programming language that's synchronous or sequential by default, like PHP. In this post, you will learn how to write async (also known as 'non-sequential') code in JavaScript efficiently. You'll learn the basics of using callbacks, promises, and the modern async/await style. Let's get started!