Tag: TS

  • Why does TypeScript type conditional affect result of its branch?

    Why does TypeScript type conditional affect result of its branch? When working with TypeScript, you may come across situations where the type conditional affects the result of its branch. This behavior can sometimes be unexpected and confusing, but it has its reasons. In this blog post, we will explore why this happens and discuss possible…

  • How to fix “TypeError: Right-hand side of ‘instanceof’ is not callable” in Vue 3 + Typescript

    How to fix “TypeError: Right-hand side of ‘instanceof’ is not callable” in Vue 3 + Typescript If you are working with Vue 3 and Typescript, you might encounter the following error message: “TypeError: Right-hand side of ‘instanceof’ is not callable”. This error occurs when you try to use the “instanceof” operator on a type that…

  • typescript adding object to an array using push()

    Adding an Object to an Array in TypeScript using push() When working with TypeScript, you may often come across the need to add objects to an array. One of the simplest and most commonly used methods to achieve this is by using the push() method. In this article, we will explore how to add an…

  • How do I use MapLibre-GL from TypeScript?

    How to Use MapLibre-GL from TypeScript If you are working with TypeScript and want to integrate MapLibre-GL into your project, you’ve come to the right place. MapLibre-GL is a powerful open-source JavaScript library for interactive maps, and using it with TypeScript can enhance your mapping capabilities. In this blog post, we will explore two different…

  • Wrap useQuery of tRPC in a custom hook with correct TypeScript types

    Wrap useQuery of tRPC in a custom hook with correct TypeScript types If you are using tRPC, a TypeScript-first framework for building scalable APIs, you might have come across the need to wrap the useQuery function in a custom hook with correct TypeScript types. In this blog post, we will explore different solutions to achieve…

  • Typescript @ts-ignore/@ts-expect-error hinder excessive property checks on literals

    Typescript @ts-ignore/@ts-expect-error hinder excessive property checks on literals When working with TypeScript, it’s common to come across scenarios where you want to ignore or expect errors for certain properties on literals. This can be useful when dealing with external libraries or when you know that a particular property will not be present at runtime. In…

  • How to type CSS Float using typescript?

    How to Type CSS Float Using TypeScript? If you are working with TypeScript and need to type CSS float, you may have encountered some challenges. In this blog post, we will explore different solutions to type CSS float using TypeScript. Solution 1: Using Union Types One way to type CSS float in TypeScript is by…

  • What types of operands can be compared with <= etc. in TypeScript?

    What types of operands can be compared with =, <, and > operators. These operators are used for comparison operations, such as checking if one value is less than or equal to another. Let’s explore the different types of operands that can be compared in TypeScript: 1. Number operands The <=, >=, <, and >…

  • Is there any downside to using .tsx instead of .ts all the times in typescript?

    Is there any downside to using .tsx instead of .ts all the times in TypeScript? When working with TypeScript, you might have come across files with the .tsx extension. These files are used for writing TypeScript code that includes JSX syntax, which allows you to write HTML-like code within your JavaScript code. While .tsx files…

  • tslint says calls to console.log are not allowed – How do I allow this?

    When working with JavaScript, it is common to use console.log() for debugging and logging purposes. However, if you are using TSLint, you might have encountered an error stating that calls to console.log are not allowed. This can be frustrating, especially when you rely on console.log to track the flow of your code and identify any…