JavaScript

Node JS Server with Express framework

Reading Time: 3 minutes Introduction: Express is a minimal and flexible Node.js web application framework that provides a robust set of features to develop web and mobile applications. It facilitates the rapid development of Node based Web applications. Following are some of the core features of Express framework − Allows to set up middlewares to respond to HTTP Requests. Defines a routing table which is used to perform different Continue Reading

Working with useState in React

Reading Time: 4 minutes Introduction Do you have data in your component which changes over time? And by using normal variables you are not able to reload your component. This issue can be easily resolved by the useState hook. This hook reloads the component whenever there are any changes in the state thereby updating your user interface with the latest value. That is the changes enable reloading the component Continue Reading

JavaScript Series, Let’s Deep Down To It, Part 1

Reading Time: 3 minutes In this blog we are going to learn what is JavaScript, why uses JavaScript. Now I am starting the JavaScript Series, one by one we are going to deep down to it and exploring every concept of it. What is JavaScript? JavaScript is a text-based programming language used both on the client-side and server-side that allows you to make web pages interactive. HTML and CSS Continue Reading

Let’s learn Dockerizing a Node.js web app : Docker

Reading Time: 3 minutes The goal of this blog is to show you how to get a Node.js application into a Docker container. This blog is intended for development, and not for a production deployment. This blog also assumes you have a working Docker Installation and a basic understanding of how a Node.js application is structured. If you want to learn in more detail about it, you can refer here. So let’s Continue Reading

Getting started with first Node JS Server with HTTP

Reading Time: 3 minutes Introduction: Node.js is a platform built on Chrome’s JavaScript Runtime for easily building fast and scalable network applications. Node.js uses an event-driven, non-blocking I/O model that makes it lightweight and efficient, perfect for data-intensive real-time applications that run across distributed devices. If you wants to learn more about Node.js, you can refer here. Before creating an actual “Hello, World!” application using Node.js, let us see Continue Reading

Reactive Programming in Angular | The RxJs way

Reading Time: 4 minutes Reactive programming is an essential part of modern web apps. However, few popular programming languages come equipped with the reactive API by default (Angular). RxJS allows you to create reactive programs with JavaScript to better serve your users. RxJS is a library used to create asynchronous programs using observable sequences. Today, we’ll explore an overview of reactive programming and RxJS in Angular. What is reactive programming? Continue Reading

Lazy-Loading Feature Modules In Angular

Reading Time: 6 minutes Before starting the lazy-loading feature module of angular, first, let’s understand what a module is? So, a module is a way to group components, pipes, and services, etc., all together that are related to each other. Module set is group together to form an application. One component can use the data of other modules. Angular Modules: In angular, this feature is defined by NgModule. Every Continue Reading

Introduction to Scala.js

Reading Time: 4 minutes A safer way to build robust front-end web applications! http://www.scala-js.org/ In this blog, we are gonna utilizing a whole lot of features of Scala to build a simple front-end application using Scala.js. So, let’s get it started- Step-1: – Creating an sbt project Create a folder named scala-js-example and inside it create a build.sbt. build.sbt Now, create a new folder named as a project inside Continue Reading

Dynamic Response Handler in Jmeter

Reading Time: 4 minutes Hi Folk, Let’s move ahead with respect to the Jmeter blog series for new problem statement solutions. So in this blog, we will see how can we handle dynamic responses and also handle dynamic request failures in Jmeter scripts. Basically, handle dynamic response means Correlation which is the process of capturing and storing the dynamic response from the server and passing it on to subsequent Continue Reading

Reconciliation in React

Reading Time: 3 minutes Reconciliation in react is a process in which it provides a declarative API that keeps you away from the worry of what is changing on every update. When a component’s state changes, React has to verify whether they want to update the DOM or not? In this process, it creates a Virtual DOM and comparing it with the current DOM. In this context, the Virtual DOM will contain the Continue Reading

Use State React Hook

React Hooks: useState – Part 2

Reading Time: 3 minutes As we can discuss a lot about React Hooks in React Hooks: Introduction – Part 1. In this blog, we are going to discuss the useState hook in detail. As this hook let us use state without writing a class. This hook is the equivalent of this.state/this.setState for functional components. Declaring a state variable useState is a named export from react so to use it, Continue Reading

Postman-Extract value from the JSON object array

Reading Time: 3 minutes Most of us are using postman for automating the Rest API. In automating the requests, we need to pass the data in many requests in different forms. It will be in the datasheet/excel form, database and also sometimes need to extract data from JSON response of any request. Postman lets you write scripts that run before/after you receive a response from the server. The pre-request Continue Reading