Tag Archives: JavaScript

Welcome readers, in this tutorial, we will understand how to use the useReducer hook in a react-js application. 1. Introduction React is a flexible javascript library responsible for building reusable UI components. It is an open-source component-based frontend library responsible only for the view part of an application and works in a virtual document object model. But before that let ...

Welcome readers, in this tutorial, we will understand how to use the Context Hook in a React-js application. 1. Introduction React is a flexible javascript library responsible for building reusable UI components. It is an open-source component-based frontend library responsible only for the view part of an application and works in a virtual document object model. But before that let ...

Hello. In this tutorial, we will implement a fake SMTP server with the help of Mailhog in a nodejs application. We will use Docker to install and run Mailhog as a container. 1. Introduction Mailhog is an email testing that offers to test an email set up with the help of a fake SMTP server. It allows to send emails ...

Hello. In this tutorial, we will take a look at implementing the url shortener in the nodejs application with the help of mongodb. I will be using the mlab portal for creating and managing the mongodb. 1. Introduction These days remembering the short urls is quote a trend as people do not like to remember the big long urls for ...

Hello. In this tutorial, we will understand and see a practical implementation of ejs template in the nodejs and express js application. 1. Introduction ejs or Embedded Javascript Templating is a template engine used by nodejs applications. The template engine helps to work on the html code with minimal code. Ejs is one of the most common templating engines used ...

Hello. In this tutorial, we will understand and see a practical implementation of the HTTP POST Request with Axios in the express js application. 1. Introduction Axios is a promise-based HTTP client for browser and nodejs. It makes asynchronous calls to the restful endpoints and can be used with plain javascript or applications like Vue or React. It offers several ...

Hello. In this tutorial, we will explain readable and writable Streams in a Node.js application. 1. Introduction Streams in the node are the objects that help you to write and read data to and from the destination source. There are four different types of streams in node.js: Readable – Stream uses for reading operations Writable – Stream used for write ...

I’ve been working with React Native lately, and I’ve come across a few unimplemented features I needed to add to the basic components. One of those components is the React Native Modal component that is used to show a view above another one. It doesn’t promise more features than that, but it can be very useful to implement your own ...

Testing is an important phase of the Software Development Life Cycle(SDLC) where the primary agenda is to uncover maximum bugs and dig out the missing requirements for successful product release. To increase the product test coverage and ship a bug free product in the fastest way possible, it is important to bring functional automation testing into the picture to ensure ...