Tag: header
2 posts
-
[2026] C++ Header Files (.h/.hpp): Declarations, Include Guards, and What Belongs Where
How C++ headers declare APIs while .cpp files define behavior: ODR-safe patterns, include guards, forward declarations, templates, inline functions, and...
-
[2026] C++ Include Paths: #include ... vs <...>, -I, and CMake
How the compiler searches for headers: angle vs quotes, -I order, CMake target_include_directories, and fixing “No such file or directory” errors.