Front-end development
Web development refers to the process of creating and developing a website or web application. The combination of HTML, CSS, JavaScript, and Bootstrap is a popular set of technologies used to develop the user interface of a website.
Back-end development
PHP and SQL are technologies traditionally used for developing the back-end of a web application. PHP is used to manage the display and basic logic of web applications, while SQL allows you to create, read, update, and delete data from the database.
GitHub
GitHub is a web platform and source code management service that facilitates collaboration among software developers and project management. It is widely used in the open-source community, in the development of applications, websites, and many other software projects.