Month: April 2022

Sometimes, we want to get the scrollbar size of an element with JavaScript. In this…

Sometimes, we want to convert a Unix timestamp to a calendar date with Moment.js and…

Sometimes, we want to convert a JavaScript array into a set. In this article, we’ll…

Sometimes, we want to let users clear an HTML file input with JavaScript. In this…

Sometimes, we want to remove a leading comma from a JavaScript string. In this article,…

Sometimes, we want to insert a row in an HTML table body with JavaScript. In…

To fix the ESLint Warning “Function declared in a loop contains unsafe references to variable(s)…no-loop-func”…

To mock React useRef or a function inside a functional component with enzyme and Jest,…

To fix ‘Each child in an array or iterator should have a unique “key” prop’…

To access ‘this.props.match.params’ along with other props with React Router, we pass in the matchProps…