JavaScript: check if a linear array contains duplicate elements
In this article we will see how to check if a linear array contains duplicate elements in JavaScript.
JavaScript
Common coding solutions with a special focus on the practical implementations of ECMAScript and the most recent DOM versions.
JavaScript: how to upload files with the Fetch API
In JavaScript, the Fetch API allows us to upload files as well.
JavaScript: fixed header during scroll
In this article we're going to make an header fixed when scrolling by using JavaScript.