HTTP Protocol

  1. Core Concepts of HTTP
    1. Request-Response Cycle
      1. Initiating a Request
        1. Server Processing
          1. Sending a Response
            1. Complete Transaction Flow
              1. Timing Considerations
              2. Stateless Nature of HTTP
                1. Definition of Statelessness
                  1. Benefits of Statelessness
                    1. Implications for Web Applications
                      1. Workarounds for Maintaining State
                      2. HTTP Messages
                        1. Message Structure Overview
                          1. Start-Line
                            1. Request Line Components
                              1. Status Line Components
                              2. Headers
                                1. Header Structure and Syntax
                                  1. Case-Insensitivity Rules
                                    1. Header Field Names
                                      1. Header Field Values
                                        1. Custom Headers
                                          1. Header Ordering
                                          2. Message Body
                                            1. Optional Nature of Body
                                              1. Content Types and Encoding
                                                1. Body Length Determination
                                                2. Message Parsing Rules
                                                3. Connection Management
                                                  1. Connection Establishment
                                                    1. Non-Persistent Connections
                                                      1. Connection per Request
                                                        1. Performance Implications
                                                          1. Connection Overhead
                                                          2. Persistent Connections
                                                            1. Connection Reuse
                                                              1. Keep-Alive Mechanism
                                                                1. Connection Pooling
                                                                  1. Benefits and Limitations
                                                                  2. HTTP Pipelining
                                                                    1. Multiple Requests Without Waiting
                                                                      1. Head-of-Line Blocking
                                                                        1. Browser Support Limitations
                                                                        2. Connection Termination

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                                                                      1. Introduction to HTTP

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                                                                      3. HTTP Versions