What does -D_XOPEN_SOURCE do/mean?...

Printf long long int in C with GCC?...

Differentiate between a unix directory and file in C and C++...

Can you ever assume typecasting pointers is safe?...

Better way for parser combinators in C?...

Replace a function pointer in a shared library with ctypes...

Assigning members of a const variable to another const...

faster alternative to memcpy?...

How to generate random float number in C...

What do fgetc and fputc have to do that using fread or fwrite on a big block avoids...

How does xcb's screen_of_display function work?...

What is the point of calling conventions in C?...

Is there any way to compute the width of an integer type at compile-time?...

What to do if a posix close call fails?...

Compiling Mixed C/C++ Code With C Code Using GMP Library...

Color Transform in OpenCV or SimpleCV...

Is it legal for the compiler to degrade the time complexity of a program? Is this considered observa...

C - Should I use quotes or brackets to include headers in a separate directory...

GCC recommends a strange implementation for max macro...

For restrict pointer `p`, the definition of Based-On Implies that given `int* n = p`, `&*n` is n...

How to use XShmGetImage and XShmPutImage...

How do I measure a time interval in C?...

Array index out of bound behavior...

Why does cppcheck's MISRA scan complain about incrementing a structure member of a volatile poin...

I can’t erase data from flash memory (STM32)...

Erasing NOR flash memory: ioctl(MEMUNLOCK) return status...

How do I portably define an exactly 32-bit unsigned integer literal?...

Write on a mtd block device...

Is this floating-point thermistor beta equation robust?...

How is a string of length > 1 able to fit inside a malloc(1) in C?...