Reading Time: 5 minutes With the introduction of Java 9, Java community has started to show its support directly towards Reactive streams, which was earlier used by leveraging third-party libraries. Please visit my earlier blog on Reactive streams to understand the basic ideologies which are working behind it like the push-pull model or backpressure. As a part of this blog, we will explore how we can leverage the same Continue Reading
Reading Time: 3 minutes Java Shell tool (JShell) has been introduced as a part of JAVA 9. It is a Read-Evaluate-Print Loop (REPL), which evaluates declarations, statements, and expressions as they are entered and immediately shows the results. The tool is run from the command line. In this blog, we will learn about this interactive tool that can be used for learning the Java programming language and prototyping Java Continue Reading
Reading Time: 4 minutes What is AOP? Applications are generally developed with multiple layers. A typical Java application has Web Layer – Exposing the services to the outside world using REST or a web application Business Layer – Business Logic Data Layer – Persistence Logic While the responsibilities of each of these layers are different, there are a few common aspects that apply to all layers Logging Security These Continue Reading
Reading Time: 4 minutes ScalaGeek is an application which promotes Scala concepts with a twist of gaming. It has been published with minimum features or challenges for the users, however, there will be more challenges added later on. The game is divided into Levels and stages. Every stage will have actions which the user need to perform. Once all the actions have been performed on the basis of time taken for it. Although one Continue Reading
Reading Time: 5 minutes Hi people! I’m back with a new blog, Today we’ll be discussing the Linux File System. Have you ever saw various directories in your Linux systems and wonder why even they exist. Why can’t we just have a single directory and keep everything in it? Introduction to Linux file system Linux File System is a method of organizing and storing various information in a way Continue Reading
Reading Time: 4 minutes Whenever we have tried to learn about functional programming, these two terms have always gained our attention. The first one is pure functions and the second one is immutability. I have tried to explain what are pure functions in one of my previous blogs. In this particular blog, we’ll discuss the practicality of programming with immutability. What does immutability mean? The definition that you can Continue Reading
Reading Time: 3 minutes HashiCorp Vault is a secret management tool which provides a secure and reliable way to store secrets like passwords, access token, secret API key etc.
There are applications that need to interact with third party services and for that it needs various credentials. There are scenarios in which we need different credentials to process different requests. So, where will you store them? Can you really hard-code them and publish them to your sub-versioning tool? Ofcourse not. This is not a recommendable approach.
Reading Time: 3 minutes What is RabbitMQ and Why we should use it? We often get this question in our mind when we look to any project and see RabbitMQ in its technical stack. So, this blog will give you a brief introduction to RabbitMQ. RabbitMQ is a message-broker whose basic functionality is to accept and forward the message. It is an open-source enterprise messaging system modeled on the Advanced Continue Reading
Reading Time: 2 minutes As the name of the blog suggests, we will be taking the first steps to build a simple application from scratch using Couchbase as a database and spring -boot as a framework. Let’s get started. You can create a starter maven project using this link. Add Web, Lombok and Couchbase dependencies. The pom.xml should look like: Let’s run the spring boot application: How to download Continue Reading