Knoldus Blogs

Introduction to Resilience4j Circuit Breaker

April 25, 2023April 25, 2023Java#java

Reading Time: 5 minutes In a microservice architecture, There are multiple services connecting threw each other and there is always the possibility that the other service being called is unavailable or unable to respond. So, what can we do then? Here resilience4j circuit breaker comes into the picture INTRODUCTION Resilience is essential for any system that needs to function effectively, and the resilience4j Circuit Breaker is no exception. The Continue Reading

An Introduction to Kafka’s Internals

April 25, 2023April 25, 2023Apache Kafka, Big Data and Fast Data, java11, Tech Blogs

Reading Time: 6 minutes In this blog, we will get the opportunity to come across what Kafka is, and explain how Kafka works from the inside out. How does it replicate data between nodes, what happens if replication fails, and how do consumers scale-out automatically? Insights of Apache Kafka Kafka is a statistics streaming system that permits builders to react to new activities as they arise in real-time. Kafka Continue Reading

Spring WebFlux — WebClient

April 25, 2023April 25, 2023Java, Spring WebFlux

Reading Time: 3 minutes Overview This Blog will see how we could use Spring WebFlux WebClient for making non-blocking HTTP requests. What Is the WebClient? Just put, the WebClient class which provides a common method for sending or receiving data from any local, intranet, or Internet resource which is identified by a URI. The WebClient class uses the WebRequest class which provides the access to resources. It is an interface that stands for Continue Reading

Use-Cases of Apache HttpClient

April 25, 2023April 25, 2023Java, Tech BlogsHttpClient

Reading Time: 9 minutes This is Part 2 of an ongoing series of blogs explaining the use cases of Apache HttpClient(Part-1). This blog is going to take you a step ahead and help you know more about the various use cases such as Authentication, Connection Pooling, Cookie Management, GZIP Compression, Multithreading, Content-Encoding, Redirection, and Retries 1. Authentication It’s important to use secure connections (HTTPS) when sending sensitive information over Continue Reading

MySql connection with Spring boot using JPA

April 25, 2023April 25, 2023Java

Reading Time: 3 minutes Introduction Spring Boot is a popular Java-based framework that provides a rapid development environment for building web applications. One of the most important components of any web application is a database. In this blog, we will discuss how to establish an SQL connection in Spring Boot with JPA. SQL Connection with Spring Boot Spring Boot provides support for the Java Persistence API (JPA), which is Continue Reading

Getting started with Zio-Http

April 5, 2023April 17, 2023Akka, akka-http, akka-streams, akkaa, reactive programing, Reactive Programming, scala, Scala Days, Studio-Scala, Tech Blogs

Reading Time: 6 minutes What is Zio? ZIO is a functional programming library for building concurrent and asynchronous applications in Scala. It provides a set of composable and type-safe abstractions for managing side effects, such as IO, error handling, and concurrency primitives like fibers, promises, and queues. ZIO is designed to make it easier to write correct and performant concurrent code by providing a more expressive and composable API Continue Reading

selective focus photo of man using laptop

Design Thinking in Project Management

March 31, 2023April 3, 2023Agile, Agile StudioAgile, Design Thinking, Project Management

Reading Time: 6 minutes Design thinking is a problem-solving approach that places the needs and experiences of the end-user at the center of the process. It is a human-centered approach to innovation and problem-solving that involves empathy, creativity, and experimentation. In project management, design thinking is used to develop innovative solutions to complex problems, with the goal of creating products or services that meet the needs of the end-user. Continue Reading

Functional programming

March 29, 2023April 3, 2023Java

Reading Time: 7 minutes Functional programming helps to solve problems in an easier way. Unlike other programming paradigms, such as imperative programming, functional programming focuses on what needs to be done rather than how it should be done. Functional programming also relies on higher-order functions, which are functions that take other functions as arguments or return functions as results. This allows for the composition of functions, which can simplify code Continue Reading

Make Transitions in React with Material UI

March 28, 2023March 28, 2023React, ReactJSanimation, Javascript, material-ui, React, transition

Reading Time: 3 minutes A transition is an animation usually used to move content in or out of view. Transitions help to make a UI expressive and easy to use.

How Does React updates DOM so Efficiently?

March 28, 2023March 28, 2023ReactJavascript, React, reconciliation

Reading Time: 3 minutes In the browser, DOM manipulation is expensive and time-consuming, both in mounting and unmounting. Part of what makes React very performant is its Reconciliation algorithm. In short, it watches closely for differences, only updates the DOM when necessary, and tries to update only the parts which need to be changed. In this blog, we will explore how DOM manipulation gets easier with the reconciliation algorithm Continue Reading

Understanding the Basic Fundamentals of DNS

March 28, 2023March 28, 2023Tech Blogs, Webdns, Domain Name System, Internet, IP Address

Reading Time: 4 minutes In this blog, we will be gaining a basic understanding of Domain Name Systems (DNS) like what is DNS, what is an IP Address and how a DNS actually works. So stick to this blog, to learn the basic fundamentals of a Domain Name System. Introduction In the world of networking, computers don’t go by names as we humans do, they go by numbers. That’s Continue Reading

How to Implement Styling in Next.js

March 24, 2023March 24, 2023JavaScript, React, ReactJS, Tech Blogs, User Experience, User Interface (UI)Next.Js, ReactJs, Studio-Frontend, UI/UX

Reading Time: 5 minutes Styling is the most important aspect when you are developing any application. You might have the best functioning application but if your UI is not that great it is difficult to maintain active users. Styling is essential to build any web application. So, In this blog, we will be discussing how we can implement styling in Next.js and will see how we can implement global Continue Reading

Reactive Programming in Java

March 22, 2023April 3, 2023Java, java11, Tech Blogsjava, Reactive Programming, technology

Reading Time: 4 minutes Reactive programming is a programming paradigm that focuses on asynchronous and event-driven programming. Reactive programming is designed to handle streams of data and events, and it has become popular in recent years due to the rise of modern web applications and the need for real-time data processing. Java, being a popular language for enterprise applications, has several libraries and frameworks that support reactive programming. In Continue Reading