Git Version Control System

  1. Git Internals
    1. Plumbing and Porcelain Commands
      1. Differences and Use Cases
        1. Low-Level Operations
          1. High-Level Operations
            1. Scripting Applications
            2. Common Plumbing Commands
              1. Object Manipulation
                1. Reference Management
                  1. Index Operations
                  2. Common Porcelain Commands
                    1. User-Friendly Interface
                      1. Workflow Commands
                        1. Daily Operations
                      2. Git Objects
                        1. Blob Objects
                          1. Structure and Purpose
                            1. File Content Storage
                              1. Binary Data Handling
                                1. Content Addressing
                              2. Tree Objects
                                1. Directory Structure Representation
                                  1. File Listings
                                    1. Subdirectory References
                                      1. Permission Storage
                                    2. Commit Objects
                                      1. Metadata and Parent Relationships
                                        1. Author Information
                                          1. Commit Messages
                                            1. Parent Pointers
                                              1. Tree References
                                            2. Tag Objects
                                              1. Annotated vs Lightweight Tags
                                                1. Object Storage
                                                  1. Metadata Inclusion
                                                    1. Signing Capabilities
                                                2. How Git Stores Objects
                                                  1. Object Database
                                                    1. Content-Addressable Storage
                                                      1. Object Identification
                                                        1. Storage Efficiency
                                                        2. Object Hashing
                                                          1. SHA-1 Implementation
                                                            1. SHA-256 Migration
                                                              1. Hash Collision Handling
                                                              2. Object Compression
                                                                1. Zlib Compression
                                                                  1. Storage Optimization
                                                                    1. Performance Impact
                                                                    2. Packfiles
                                                                      1. Delta Compression
                                                                        1. Object Packing
                                                                          1. Network Efficiency
                                                                        2. References
                                                                          1. Heads
                                                                            1. Branch References
                                                                              1. HEAD Pointer
                                                                                1. Reference Updates
                                                                                2. Tags
                                                                                  1. Tag References
                                                                                    1. Object Pointing
                                                                                      1. Reference Namespace
                                                                                      2. The HEAD Reference
                                                                                        1. Current Branch Tracking
                                                                                          1. Symbolic References
                                                                                            1. Detached HEAD
                                                                                            2. Remote References
                                                                                              1. Remote Branch Tracking
                                                                                                1. Fetch References
                                                                                                  1. Push References
                                                                                                  2. Refspecs
                                                                                                    1. Reference Specifications
                                                                                                      1. Mapping Rules
                                                                                                        1. Fetch and Push Configuration

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                                                                                                    14. Customizing Git