State Machine Pattern in C — With Practical Examples
Learn the State Machine design pattern in C with practical examples. Organize complex logic with explicit states and transitions instead of tangled if/else.
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design patterns
Observer Pattern (Callbacks) in C — With Practical Examples
Learn the Observer (Callback) pattern in C with practical examples. Decouple event producers from consumers using function pointer registration.
Strategy Pattern in C — With Practical Examples
Learn the Strategy design pattern in C with practical examples. Swap algorithms at runtime using function pointers without modifying calling code.
Factory Pattern in C — With Practical Examples
Learn the Factory design pattern in C with practical examples. Create objects through a common interface without exposing construction details.
Hardware Abstraction Layer (HAL) Design in C — With Examples
Learn how to design a Hardware Abstraction Layer (HAL) in C. Build portable, testable embedded code with clean hardware interfaces and mock implementations.
Building a Driver Interface in C — A Complete Example
Build a complete driver interface in C combining Strategy, Factory, and DIP patterns. One interface, multiple hardware implementations, fully testable.