Systems | Development | Analytics | API | Testing

A Guide to Memoization in Ruby

Memoization is a caching technique to make your Ruby application run more efficiently and faster. In this post, we'll look at the benefits of memoization and when to use it in your Ruby application. We'll also look at some memoization mistakes to avoid. Let's first start by looking at code optimization — what it is and some of the different optimization techniques available.

How Industry 4.0 Is Creating The Future of Manufacturing

Modern smart technologies are at the heart of the fourth industrial revolution, also known as Industry 4.0, and it holds the promise to completely change the supply chain and manufacturing sectors as we know them. Even if you’re not familiar with the term Industry 4.0 yet, you’re probably aware of the components that form the basis of this new methodology. The Internet of Things (IoT), embedded software, and microservice architecture are making all of this possible.

A beginner's guide to using CSS variables

If you look at the backend of a big website coded in CSS, you will encounter many repeating codes. They might be coding for particular text color or text size or even fitting the images to the right size for your screen. The problem comes in when you want to change these codes. Since they are so recurring, they demand global search. Custom properties of CSS variables allow all such values to be stored in one place and can be referenced throughout the document without having to retype it every time.

Building a realtime chat app with Laravel using WebSockets

You use realtime communication every day. It is the simultaneous exchange of information between a sender and a receiver with almost zero latency. Internet, landlines, mobile/cell phones, instant messaging (IM), internet relay chat, videoconferencing, teleconferencing, and robotic telepresence are all examples of realtime communication systems. In this tutorial, you’ll learn how to build a web based realtime chat app using Laravel, Ably and Vue.js.

Naively building Android Apps with Jenkins. Not natively, naively.

Imagine having built the almost perfect CI/CD system for Android and iOS apps with gitlab-ci. You took 8 years to fine-tune everything, you know your system by heart, you cherish your custom hardware, you know your community and its needs, and you're ready for any challenge that may arise... Except for this one: replicate this well-oiled machinery with Jenkins at home.

Top 5 Java REST API Frameworks

The Java programming language is a high-level, object-oriented language that enables developers to create robust, reusable code. Java is known for its portability and platform independence, which means that Java code can run on any system that supports the Java Runtime Environment (JRE). Java was originally developed by James Gosling at Sun Microsystems in 1995. Since then, the language has undergone several changes and has become one of the most widely used programming languages in the world.