Category: React

  • Property ‘userID’ does not exist on type ‘SignedInAuthObject | SignedOutAuthObject’.

    Property ‘userID’ does not exist on type ‘SignedInAuthObject | SignedOutAuthObject’ If you’re working with TypeScript and encounter the error “Property ‘userID’ does not exist on type ‘SignedInAuthObject | SignedOutAuthObject’”, don’t worry, you’re not alone. This error typically occurs when you’re trying to access a property that is not present in all possible types of an…

  • Can’t typify mapRef.current

    Can’t typify mapRef.current When working with TypeScript, you may encounter situations where you are unable to properly type a specific variable or object. One common issue is when you can’t typify mapRef.current. In this blog post, we will explore different solutions to this problem. Solution 1: Using the as keyword One way to resolve the…

  • error TS7016: Could not find a declaration file for module ‘treenode’

    error TS7016: Could not find a declaration file for module ‘treenode’ If you are encountering the TypeScript error TS7016: Could not find a declaration file for module ‘treenode’, it means that TypeScript is unable to locate the declaration file for the module ‘treenode’. This error typically occurs when you are trying to import a module…

  • Why is Typescript not correctly inferring the type of an array’s element?

    Why is TypeScript not correctly inferring the type of an array’s element? One of the powerful features of TypeScript is its ability to infer types based on the values assigned to variables. However, there are cases where TypeScript may not correctly infer the type of an array’s element. In this blog post, we will explore…

  • API requests are not being called from frontend

    API requests are not being called from frontend One of the common issues faced by developers while working with TypeScript is when API requests are not being called from the frontend. This can be a frustrating problem to encounter, but fortunately, there are several solutions you can try to resolve it. 1. Check for CORS…

  • webGL skybox rendering issues – even gl.clearColor isn’t working

    WebGL Skybox Rendering Issues – Even gl.clearColor Isn’t Working If you are facing issues with WebGL skybox rendering, where even the gl.clearColor method doesn’t seem to be working, you’re not alone. This problem can be frustrating, but don’t worry, there are a few solutions you can try to resolve this issue. Solution 1: Check WebGL…

  • How to add polygon points and draw it on an image in fabric js (angular)

    How to add polygon points and draw it on an image in Fabric.js (Angular) If you are working with TypeScript and need to add polygon points and draw them on an image using Fabric.js in an Angular project, you’ve come to the right place. In this blog post, we will explore two solutions to achieve…

  • TS7006 parameter is not identified as typed

    TS7006 parameter is not identified as typed If you are working with TypeScript, you may have encountered the TS7006 error, which states that a parameter is not identified as typed. This error occurs when TypeScript is unable to infer the type of a parameter in a function or method. In this blog post, we will…

  • Poker equity simulation by monte carlo

    Poker Equity Simulation by Monte Carlo As a tech professional using TypeScript, you may often come across the need to simulate poker equity using the Monte Carlo method. In this blog post, we will explore how to accomplish this task and provide you with multiple solutions to choose from. Let’s dive in! Solution 1: Using…

  • No ‘Access-Control-Allow-Origin’ header is present on the requested resource Angular

    No ‘Access-Control-Allow-Origin’ header is present on the requested resource Angular If you are working with Angular and encounter the error message “No ‘Access-Control-Allow-Origin’ header is present on the requested resource,” you are not alone. This error typically occurs when you are trying to make an HTTP request from your Angular application to a different domain…