Composer Dependency Manager

  1. Core Concepts and Architecture
    1. The composer.json File
      1. Purpose and Role
        1. JSON Schema Structure
          1. Root Package Concept
            1. Required vs Optional Fields
              1. Validation Rules
              2. The composer.lock File
                1. Purpose and Importance
                  1. Lock File Generation Process
                    1. Version Locking Mechanism
                      1. Cross-environment Consistency
                        1. When Lock Files are Updated
                          1. Lock File Conflicts and Resolution
                          2. The vendor Directory
                            1. Directory Structure and Organization
                              1. Package Installation Layout
                                1. Version Control Considerations
                                  1. Customizing Vendor Directory Location
                                  2. Autoloading Infrastructure
                                    1. The vendor/autoload.php File
                                      1. Autoloader Generation Process
                                        1. Performance Optimization
                                        2. Packagist Repository
                                          1. Main Composer Repository
                                            1. Package Metadata Structure
                                              1. Statistics and Popularity Metrics
                                                1. Mirror and CDN Infrastructure

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                                              2. System Requirements and Installation

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                                              4. Basic Composer Commands