Category: React

  • The element is implicitly of type “any” because an expression of type “string” cannot be used – typescript

    The element is implicitly of type “any” because an expression of type “string” cannot be used – TypeScript If you are working with TypeScript, you may have encountered the error message “The element is implicitly of type ‘any’ because an expression of type ‘string’ cannot be used”. This error occurs when you try to assign…

  • NestJS, TypeScript and TypeORM error: Error during migration run

    NestJS, TypeScript, and TypeORM Error: Error During Migration Run If you’re working with NestJS, TypeScript, and TypeORM, you may encounter an error during migration run that can be frustrating to debug. In this blog post, we’ll explore the possible causes of this error and provide multiple solutions to help you resolve it. Possible Causes There…

  • Angular/typescript cant access values set inside promise then/catch

    Angular/TypeScript: How to Access Values Set Inside Promise then/catch When working with Angular and TypeScript, you may encounter situations where you need to access values that are set inside a Promise’s then or catch block. Promises are commonly used for handling asynchronous operations, such as making HTTP requests or querying a database. However, accessing these…

  • How do I mock `.length` in Jest?

    How do I mock `.length` in Jest? If you are working with JavaScript or TypeScript, chances are you have come across the need to mock certain properties or methods during unit testing. One common scenario is when you need to mock the `.length` property of an array or a string in Jest. In this blog…

  • javascript filter method altering my original data. how to solve this issue

    Javascript Filter Method Altering My Original Data: How to Solve This Issue When working with JavaScript, you may come across a situation where you need to filter an array of data based on certain conditions. The filter() method is commonly used for this purpose, as it allows you to create a new array containing only…

  • How to generate an image using NextJS

    How to Generate an Image using Next.js Next.js is a popular framework for building server-side rendered React applications. It provides a powerful set of features, including the ability to generate images on the fly. In this blog post, we will explore how to generate an image using Next.js and discuss multiple solutions to achieve this.…

  • throw new Error – ‘new’ expression, whose target lacks a construct signature

    Throw new Error – ‘new’ expression, whose target lacks a construct signature Published on JS Duck If you have encountered the error message “throw new Error – ‘new’ expression, whose target lacks a construct signature” while using TypeScript, don’t worry, you’re not alone. This error typically occurs when you try to instantiate an object using…

  • Call C# dll function from TypeScript | Overwolf

    Call C# dll function from TypeScript | Overwolf Overwolf is a popular platform that allows developers to create in-game overlays and apps for various games. One common requirement for many Overwolf apps is the ability to call C# functions from TypeScript. In this blog post, we will explore different solutions to achieve this integration. Solution…

  • Type X cannot be used to index type error on type for object property 2 levels deep

    Type X cannot be used to index type error on type for object property 2 levels deep If you are working with TypeScript and encounter the error “Type X cannot be used to index type error on type for object property 2 levels deep,” you are not alone. This error typically occurs when you try…

  • How to embed script in Angular?

    How to embed script in Angular? When working with Angular, you might come across situations where you need to embed external scripts into your application. Whether it’s a third-party library or a custom script, Angular provides multiple solutions to help you achieve this. In this article, we will explore two common methods to embed scripts…