Tutorial on how to check outdated dependencies and update the packages to the latest version

Tutorial on how to build a login form in HTML and to make Axios POST requests in JavaScript

Tutorial on how to make a post request in React using Axios

Tutorial on how check if a variable is defined, if a property exists in an object, and if a property exists in window.

Tutorial on how to fix infinite loop in useEffect using dependency array, useMemo, and useCallback.

Tutorial on how to delete an item from the state array in React, using both index and value. Also discussed deleting items from an array of objects.