In the previous article, we have seen HTTP/1.1 in detail and what the browsers perform in the background to make it faster. In this article, we will see HTTP2 in detail. Understanding HTTP2 is very essential for every backend developer as, in the future, HTTP2 will be used widely. Today…

HTTP/1 is slow and browsers do a lot in the background — This article is the first of the HTTP & gRPC series. The aim is not to explain what HTTP is but to highlight its design purpose and what the browsers do in the background to give us a better experience. This article enables you to stand at the front of…

What are CyclicBarriers and how they are different from Latches? — Before going onto CyclicBarriers let us quickly touch a little upon Latches. What is a Latch A Latch is a synchronizer in Java Concurrency Framework and its main focus is waiting for a group of related events to complete. The class CountDownLatch let us implement this behavior. The most important thing about Latches is…

The Depths of “Unsafe” class in Java — The Unsafe class is the basis for implementing CAS in Java. In this article, we will understand more about Unsafe and its capabilities. The name of the class Unsafe comes from the fact that it deals with. The sun.misc.Unsafe is really meant to be a low-level VM library interface designed…

Then learn these technologies — Are you a senior backend developer and you want to get a software job in the UK? Then this article is for you. The technologies that we mentioned here are the ones that every developer, especially backend developers, should know. …

Why do immutable classes have some kind of cache associated with them? — Have you ever wondered about the implications of careless designs of Immutable classes and why the immutable classes have an associated cache? Read this article till the end and take your knowledge a little up about immutable classes. And also know about the reasons behind the flyweight design pattern. In…

The number-stream recipes that every Java developer should know of — 1. Use IntStream.iterate() instead of For Loops for loops are a common way of executing the statements repeatedly. Let us say some novice programmer learning Java 8 came to you and asked about printing a range of 10 to 100 numbers. You are a hero with tons of experience in Java, laughed at this question, turned your…

Why the fields should be marked as final — In the previous article, we have looked at the rules like preventing the subclass, taking care of getters returning the references to non-immutable objects, etc. In this article, we will look at the most important rule — Making the fields final and the reasons behind it. While designing the immutable…

Beware of Getters and Mark the class as “final” — Have you ever wondered why we need to mark the class as final, and why no setters, why private final fields while designing Immutable classes in Java? We all know the rules of creating immutable classes. If you aren’t aware of those rules there are tons of articles on Medium…