Nodejs

Am going to be explaining how we solve Task 1, this is how the question was structured “Write a JavaScript calculator that can perform: addition, subtraction, division, multiplication and modulus operations”, for a beginner the question is not really clear enough, so I will want to restructure the question for…

This article will focus on the design of REST APIs. It may sound trivial, but the questions from developers about this lead me to believe that some things are not as clear as they seem. From my long experience I can say, creating an API is basically not very hard…

Everyone wants to get all the traces of the application, whether to debug an error, or to find out some business analytics. So here we have Open Telemetry to solve this (OpenTelemetry and Jaeger Exporter). Why do we need tracing? Let’s assume we have micro-service application which is able to…

The benefits and how-to of immutable data structures — Immutability is the state in which nothing changes, nothing “mutates” and we can map that concept when speaking about coding, to data structures never changing. How is that possible and why would you want to do that? Those are two very good questions that I’m going to try to explain…

Today, we will be learning how to dockerize our first “Hello world” node.js application, and generate a shareable docker image. Git URL for sample code: https://github.com/lolipopiitbhu/docker-hello-world-app Create the Node.js app First, create a new directory where all the files would live. Navigate to that directory. Create a package.json file that describes our app and…

Hello, In this (long) tutorial, I’m going to show how to implement a full project (api’s, app, storybook, databases) using the architecture provided by NX and Docker. This is just the first part, so keep tuned in. First things first, lets brainstorm our stack up: NX PNPM (package manager) Docker…

Tools: Gitlab CI/CD, TestRail, Node.js, GOT HTTP request library. — Perhaps you are using Gitlab CI/CD at your project. Every project requires some test cases for regression testing, and Gitlab actually provides this feature, but it’s only available in Ultimate version that is more expensive. TestRail is another popular platform for managing your test suite that provides way more extensive…

It is so exciting having Node.js 18 released last month. There are really great features addition and some prominent ones such as native global fetch and a core test runner module. Not only could these two save you from running other external API libraries and testing libraries, but also have…

This is a step-by-step guide to setting up your first React project on your local machine. Now, what does it mean to set up a React project? Let’s take a step back and look at the example of functions in programming. A function is a reusable piece of code that…