Learn D with Real Code Examples
Updated Nov 20, 2025
Performance Notes
Compile to native with optimizations
Use manual memory management for real-time performance
Leverage ranges to reduce memory allocations
Profile with D's built-in tools
Avoid unnecessary garbage collection triggers
Security Notes
Use contracts to enforce invariants
Validate inputs for security-critical applications
Avoid unsafe casts or pointer manipulation
Handle exceptions appropriately
Use static typing to prevent type-related bugs
Monitoring Analytics
Profile execution speed
Analyze memory usage
Debug template and mixin code
Check range iteration performance
Log critical operations in production
Code Quality
Use contracts and unit tests
Follow strong typing and conventions
Modularize projects with packages
Leverage templates/mixins carefully
Document classes, structs, and procedures