Someone in a live webinar asked about TypeScript Classes vs Interfaces, when to use which one. In this tutorial, I will explain the differences between TypeScript classes and interfaces, providing detailed examples. What is a TypeScript Interface? An interface in TypeScript is a syntactical contract that an entity should conform to. It defines the shape … Read more >>
In today’s tutorial, we will discuss a very important concept and this is about converting JSON to TypeScript interface which ensure type safety. In this tutorial, I will explain how to convert JSON to TypeScript interface. Why Convert JSON to TypeScript Interface? In modern web development, JSON is a common format for data exchange between … Read more >>
One of my team members recently asked about setting default values for TypeScript types. In this tutorial, I will explain how to set default values for TypeScript types with some real examples. Set Default Values for TypeScript Types Let me first explain to you why we are required to set default values for various TypeScript … Read more >>
In this tutorial, I will explain how to check the type of a variable in TypeScript. As a dull stack developer, you will frequently get this kind of requirement. Let me show you some examples of various methods to do this. Check the Type of a Variable in TypeScript TypeScript enhances JavaScript by adding type … Read more >>
As a web developer, you should know how to set default values in TypeScript interfaces. TypeScript interfaces do not directly support default values; several techniques exist to achieve this. In this tutorial, I will explain how to use default values in TypeScript interfaces. TypeScript Interfaces TypeScript interfaces allow you to define the shape of an … Read more >>
Recently, while working on a TypeScript project, I got an error that says, “Property does not exist on type.” I tried different solutions to fix it. In this tutorial, I will explain how to fix the common TypeScript error “Property does not exist on type.” Property Does Not Exist on Type Error in TypeScript The … Read more >>
In a TypeScript workshop, someone asked about the difference between type and interface in TypeScript. In this tutorial, I will explain the differences between type and interface in TypeScript. TypeScript, a superset of JavaScript, introduces static types to enhance code quality and developer productivity. Two fundamental constructs for defining types are type and interface. While … Read more >>
In this tutorial, I will explain how to fix a TypeScript error, “TypeError: is not a function.” I will explain its root causes and solutions to help you debug your code. We will explore various scenarios and provide practical examples to fix the error. TypeError: “is not a function” The “TypeError: is not a function” … Read more >>
In a webinar, someone asked about passing functions to TypeScript interfaces. I explained with some examples. In this tutorial, I will explain how to add functions to interfaces in TypeScript. What is an Interface in TypeScript? An interface in TypeScript is a way to define the shape of an object. It allows you to specify … Read more >>
Generics in TypeScript help to create reusable and type-safe code. Here, I will explain the concept of generic anonymous functions in TypeScript. In this tutorial, I will explain how to master TypeScript generic anonymous functions. What are Generics in TypeScript? Generics in TypeScript allow you to create components that can work with a variety of … Read more >>
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