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Header access-control-allow-origin react If you are a developer working with React, then you might have come across the header "access-control-allow-origin" while making API requests to external servers. This header is used for Cross-Origin Resource Sharing (CORS). CORS is a security feature implemented in web browsers that restricts web
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How to check if it is a function in JavaScript If you are a JavaScript developer, it is essential to know how to identify whether a variable is a function or not. There are various ways to check if a variable is a function, and we will discuss some of
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How to Check if Browser Supports Local Storage in HTML If you are writing web applications that support offline data storage, then you will need to know if the browser supports local storage or not. Here's how you can check if the browser supports local storage: Method 1:
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What is Encapsulated JS? Encapsulated JS is a programming technique used to protect the data and behavior of JavaScript objects from being accessed or modified externally. It allows developers to create strong, isolated components or modules that can be reused across different applications without fear of interference or conflicts with
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Understanding npm react-router-dom@5 As a developer, I have worked with React extensively and often use react-router-dom package to manage routing in my applications. The latest version of this package is npm react-router-dom@5 What is npm react-router-dom@5? npm react-router-dom@5 is a package that allows developers to manage
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How to Change MUI Ripple Color If you are using Material-UI Library (MUI) for your project, you might have noticed that the ripple effect on buttons and other components is in the default blue color. However, you can easily change the ripple color to match your project's design.
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Understanding "htmlWebpackPlugin.options.title" As a web developer, I have come across various HTML tags, attributes and properties that make my job a lot easier. One such property is "htmlWebpackPlugin.options.title". What is htmlWebpackPlugin.options.title? "htmlWebpackPlugin.options.title" is a property that
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JavaScript Get All Object Methods JavaScript is a popular programming language used in web development for creating interactive and dynamic websites. One of the key features of JavaScript is its ability to work with objects. Objects are used to organize and store data and functions in a structured manner. There
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JavaScript: Pushing into an array if an item exists As a web developer, I often come across situations where I need to push an element into an array only if it doesn't already exist. There are several ways to do this in JavaScript, but in this blog post,
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JQuery - Get Multiple Selected Option Value If you are working with HTML forms and you have a select element with multiple options, you might need to know how to get the values of the selected options. JQuery makes it easy to do this in just a few lines of
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Vue Router NPM Install If you are a Vue.js developer, you must have heard about Vue Router. It is the official router for Vue.js and allows you to create SPA (Single Page Application) easily. In order to use Vue Router in your project, you need to install it
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What is the meaning of "Access to XMLHttpRequest at from origin HTTP localhost:3000 has been blocked by CORS policy" error? If you've come across the error message "Access to XMLHttpRequest at from origin HTTP localhost:3000 has been blocked by CORS policy", it