The Canvas API is a powerful tool offered by browsers that allows you to draw on the screen using the HTML <canvas> tag. In this tutorial, we’ll explore the different features and capabilities of the Canvas API. Create a canvas To create a canvas, simply add the <canvas></canvas> tag to a blank HTML file. By default, the canvas is invisible, so you won’t see anything. You can add a border to the canvas by adding the following CSS code:...
Cross-Origin Resource Sharing (CORS) is an essential mechanism that enables communication between clients and servers, even if they are on different domains. Normally, JavaScript applications running in the browser can only access HTTP resources on the same domain that serves them. However, CORS provides a way to allow connections to other servers. By default, certain resources like images, scripts, and styles can be loaded from different origins. However, requests made using XHR or Fetch to a different domain, subdomain, port, or protocol will fail unless the server implements a CORS policy....
Typed Arrays are a powerful feature in JavaScript that allow you to work with data in a more efficient and controlled manner. In this article, we will explore what Typed Arrays are and how to use them effectively. The Basics JavaScript provides eight types of Typed Arrays: Int8Array: an array of 8-bit signed integers Int16Array: an array of 16-bit signed integers Int32Array: an array of 32-bit signed integers Uint8Array: an array of 8-bit unsigned integers Uint16Array: an array of 16-bit unsigned integers Uint32Array: an array of 32-bit unsigned integers Float32Array: an array of 32-bit floating point numbers Float64Array: an array of 64-bit floating point numbers All Typed Array types are instances of the ArrayBufferView class, which allows you to view and manipulate data stored in an ArrayBuffer....