What are the tools and techniques for accessibility testing?

One of the main use cases of the !! operator is to check if a variable is truthy or falsy. In JavaScript, a truthy value is any value that is considered "true" ... Note that when files is not specified, negated ignores patterns do not cause any matching files to be linted automatically. ESLint only lints files that are ... Great Exceptions. Tests fail—when they do, Jest provides rich context why. ... Jest is a JavaScript testing framework designed to ensure correctness of any ... Apr 2, 2025 ... An assignment operator assigns a value to its left operand based on the value of its right operand. The simple assignment operator is equal ( = ) ... Feb 12, 2025 ... Why Do We Need to Use TypeScript? As we said earlier, TypeScript is an enhanced version of JavaScript. Therefore, while comparing it with other ... Feb 23, 2022 ... Since those annoying "features" are powered by JavaScript, disabling JavaScript will also prevent the website from making those annoying ... Front-End Development: JavaScript developers specialize in front-end development, where they use JavaScript, along with HTML and CSS, to create interactive and ... Modernizr tells you what HTML, CSS and JavaScript features the user's browser has to offer. · What is Modernizr? · Why do I need it? · Getting Started · Latest News. Because this test does nothing, it will be reported as passing. Best practice: Don't do nothing! A test should make an assertion or use this.skip() . To skip ... Sep 4, 2014 ... A very suspicious Javascript file. Maybe it's a tracking cookie or a virus/malware, I don't know, so I am asking here if someone can help explain the code.