Mocking is a technique to isolate test subjects by replacing dependencies with objects that you can control and inspect. A dependency can be anything your subject depends on, but it is typically a module that the subject imports. For JavaScript, there are great mocking libraries available like testdouble and sinon…

Let’s cover some of the newer TypeScript features and advancements. These are the features I find most helpful in my day-to-day work for writing precise and clean code. Constructor shorthand with Parameter Propertierties There’s a way to write shorter classes using TypeScript’s parameter properties. This shorthand lets you declare class properties with the same names…

JavaScript is probably one of the very few languages that can do anything in the programming world. From the very obvious Front End to the less known areas like Drones and Flying Robots, yes, you read it right, can be built with the language. …

TypeScript(TS) has proven to be a better option to write client side scripts without using JavaScript (JS). And to write it in a more cleaner way. To make the most of it, it is important to follow the best practices when coding with TS. Here are 11 TypeScript best practices…

Let me introduce you to your new testing best friend — Dependencies in your code can be anything, from a 3rd party library that you’re using to perform a validation to the database where you save all your data. They’re part of our everyday tasks, but when writing unit tests, we tend to forget that they can’t be part of them…

Overview I have covered here 20+ design patterns explanations in javascript. We will be discussing all these design patterns using Javascript es6 classes. About Me I am a react.js developer at DhiWise, which is a ProCode platform that helps you build clean, scalable, and customizable Node.js’(Open-source), Android(Kotlin), iOS, Laravel, Flutter and React code…