drigoSkalWalker questions

• How can I access structure fields by name at run time?
• C/Glib Strings that should be freed by the caller
• How allocate or free only parts of an array?
• How to pass a function pointer to a function with variable arguments?
• How I change a variable of a type to another one in C?
• FPS how calculate this?
• About default C struct values, what about this code?
• What can I do with an enum variable?
• Char C question about encoding signed/unsigned
• Variable arguments in C, how to get values with a generic type?

drigoSkalWalker answers