javascript

Sum of Array of Objects in JavaScript As a JavaScript developer, I have come across a situation where I needed to sum the values of an array of objects. It can be challenging to perform arithmetic operations on arrays of objects, but fortunately, there are simple ways to achieve this

How to Increase Heap Size in Node.js? If you are working with large amounts of data or running memory-intensive applications, you may encounter "heap out of memory" errors in Node.js. To resolve this issue, you can increase the heap size of your Node.js application. Method

React-scripts: Command Not Found If you are getting the error "react-scripts: command not found" while trying to start your React project, it usually means that the system cannot find the react-scripts package. This error can occur due to various reasons, but the most common one is that you

How to Generate and Download XML from JavaScript If you're working with JavaScript, you may need to generate and download XML files. Here's how: Method 1: Using Blob and URL.createObjectURL() The first method is to use Blob and URL.createObjectURL() to generate a downloadable XML

How to use JavaScript regex to exclude a set of characters? JavaScript regex is a powerful tool to match patterns in a string. Sometimes we may want to match everything except a certain set of characters. In this case, we can use the caret (^) symbol inside square brackets to negate

React Native App Crashes without Error If your React Native app crashes without any error, it can be frustrating and difficult to debug. But don't worry, there are several steps you can take to identify and fix the issue. 1. Check Console Logs The first step is to

Understanding Phaser Wrap Group If you are a game developer, you might have come across Phaser Wrap Group, which is a helpful feature of the Phaser game engine. Phaser Wrap Group is used to create a group of sprites or game objects that wrap around the screen instead of disappearing

How to Get Default Theme of Body in React JS Introduction React JS is a popular library for building user interfaces. When building a React application, it's important to know how to access the default theme of the body. This can be useful when designing components that need

Default value if var is undefined When a variable is declared but not assigned any value, it's default value is undefined. This can happen when you forget to initialize a variable or when a function returns undefined. It's important to handle undefined values in your code

How to Check Image Resolution in Javascript Checking image resolution is an important task for web developers. It helps to ensure that the images are of the correct size and quality, which can impact the overall user experience of a website. In this post, we will discuss how to check