Message Board, which is a good project to practice programming with PHP and JS. I tried to complete the basic function of the general message board, and it really gave me the enormous improvement in programming knowledge. - Use PDO as the main way to access the database. - Use MySQL as a database management system. - Employ AJAX to communicate with the back-end. - Manipulate DOM with JQuery. - Implement the add, edit, and delete features. - Complete login and registration system with PHP. github: https://github.com/Chia-Hsing/Message-Board live demo: https://chia-mb.herokuapp.com/sign-in/sign_in.php