Category: JavaScript

Cross origin requests are only supported for HTTP. error when loading a local file If you have ever encountered the “Cross origin requests are only supported for HTTP.” error when trying to load a local file using JavaScript, you are not alone. This error occurs because of the same-origin policy implemented in web browsers, which…

How can I convert a comma-separated string to an array? As a JavaScript developer, you may come across situations where you need to convert a comma-separated string into an array. Fortunately, JavaScript provides multiple solutions to achieve this. In this article, we will explore two common methods to convert a comma-separated string to an array.…

Find the min/max element of an array in JavaScript As a JavaScript developer, you may often come across situations where you need to find the minimum or maximum element in an array. Thankfully, JavaScript provides several built-in methods that make this task a breeze. In this article, we will explore different approaches to find the…

How do I conditionally add attributes to React components? When working with React components, you may come across situations where you need to conditionally add attributes based on certain conditions. This can be achieved in multiple ways, depending on your specific use case. In this article, we will explore a few approaches to conditionally adding…

How do I store an array in localStorage? When working with JavaScript, you may come across the need to store an array in the browser’s localStorage. localStorage is a built-in web storage API that allows you to store key-value pairs locally in the user’s browser. By default, localStorage can only store string values, so storing…

Relation between CommonJS, AMD and RequireJS? When it comes to JavaScript modules, there are several module formats that have been developed over the years. Three of the most popular ones are CommonJS, AMD, and RequireJS. In this article, we will explore the relationship between these module formats and how they are used in JavaScript development.…

Javascript call() & apply() vs bind() As a JavaScript developer, you may have come across the terms call(), apply(), and bind(). These are powerful methods that can be used to manipulate the this value and pass arguments to functions in different ways. In this blog post, we will explore the differences between call(), apply(), and…

Convert string to Title Case with JavaScript When working with strings in JavaScript, you may come across a situation where you need to convert a string to title case. Title case is a formatting style where the first letter of each word is capitalized, while the rest of the letters are in lowercase. Fortunately, JavaScript…

As a JavaScript developer, you may come across situations where you need to execute a JavaScript function when you only have its name as a string. This can be a common requirement when working with dynamic code or when dealing with user input. In this article, we will explore multiple solutions to this problem. Solution…