There are four core principles in object-oriented programming. Without them programming language can’t be called object-oriented. These principles are encapsulation, inheritance, polymorphism and abstraction. In this article, you will learn about these principles, their meaning, and how to use them.
The this keyword can be very confusing. This tutorial will help you understand how it works. You will learn about how this works in different contexts and environments. These contexts include global object, functions, object and class methods and events. You will also learn about globalThis, new feature added in ES2020.
This tutorial will show you how to build your own app with React, Express and SQLite. First, you will create SQLite database. Next, you will create express server and connect it with the database. After that, you will build a React app, use axios to send requests to the server and use React hooks to …