This article is about JavaScript prototypes which confused me for a long time. In this article, I will explain JavaScript prototypes by following the outline below: What is JavaScript prototype How does it work __proto__ and prototype Examples What is the difference between using a prototype and no prototype Performance issues What is JavaScript Prototype Unlike many other object-oriented languages, JavaScript uses prototypes to share funcitonality with other objects— what does this mean? Prototypes are the mechanism by which JavaScript objects inherit features from one another. They share data and methods defined in a root prototype object. More simple is that all JavaScript objects inherit properties and methods from a prototype object. How does it work In my view, everything in JavaScript is an object . Functions are an object . Strings, Boolean, and Number are objects (they are primitives wrapped in objects which provide functionality suc...
That’s exactly why we’ll be going over the top seven React libraries that every developer should know. 1. Lodash Lodash makes JavaScript easier by taking the hassle out of working with arrays, numbers, objects, and strings. With over 40k stars on GitHub, Lodash is a popular library. According to its website, Lodash is a modern JavaScript utility library that delivers modularity, performance, and extras. Even though Lodash is not a specific React library, it is one of my personal favorite libraries to use because of how elegant it is. I’d highly recommend you checking out Lodash. 2. React Bootstrap The React Bootstrap library is exactly what the name describes: Bootstrap components built with React. Bootstrap is an open-source toolkit for developing with HTML, CSS, and JS. Bootstrap is the world’s most popular front-end component library. What is great about React Bootstrap is that it replaces the old Bootstrap JavaScript. Each component in thi...
KATALON STUDIO A Comparison of Automated Testing Tools A defining factor for successfully applying test automation in software projects is choosing and using the right set of test automation tools. This is a daunting task, especially for those new to software test automation because there are so many tools in the market to choose from, each having different strengths and weaknesses. There is no tool that can fit all automated testing needs which makes finding the right tool difficult. Learn how to identify the right automation tool for your project with this qualitative comparison of Katalon Studio to other popular automated testing toolsets in the market. OVERVIEW OF TOOLS Katalon Studio is an automated testing platform that offers a comprehensive set of features to implement full automated testing solutions for mobile and Web applications. Built on to...
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