Learning PHP 7 (Video 12)

The video tutorial covers the basics of client-server communication, focusing on the HTTP protocol. It explains the TCP/IP protocol and its role in internet communication, highlighting HTTP as a stateless protocol. The video discusses challenges with statelessness and introduces solutions like cookies and Ajax for maintaining state. It also delves into the anatomy of HTTP requests and responses in PHP, providing a practical example of a login process. The tutorial sets the stage for building an application homepage in the next video.

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