A technique for maintaining lists (like error codes or state machines) in one place and expanding them into multiple formats (enums, strings, etc.) automatically.
Analogous to goto across functions, but dangerous: expert c programming deep c secrets
Fast, automatic, but limited. Avoid returning pointers to stack variables. A technique for maintaining lists (like error codes
Always wrap macro arguments in parentheses. An expression like SQUARE(x++) will increment x twice if the macro is defined as (x * x) . 4. Understanding Linkage and Storage Classes Always wrap macro arguments in parentheses
C programming is a fundamental skill that every software developer should possess. While it's a simple language to learn, mastering C requires a deep understanding of its intricacies and nuances. In this blog post, we'll delve into some expert-level C programming secrets that will take your skills to the next level.
A "secret" keyword that tells the compiler, "Do not optimize this variable away." This is critical for hardware registers or variables shared between threads/interrupts. 5. Sequence Points and Undefined Behavior