Collections of Stackflow questions:
- How to concatenate twice with the C preprocessor and expand a macro as in “arg ## _ ## MACRO”?
- Generating function names with strings using macros in C
- CPP tricks
- https://groups.google.com/forum/#!topic/comp.lang.fortran/9qJvdFV9cyQ
- sed with grep
- underscore latex vs markdown
- bootstrap-3-flush-footer-to-bottom-not-fixed ```c #define ONE 1 #define ZERO 0
#define GLUE_HELPER(x, y) x##y #define GLUE(x, y) GLUE_HELPER(x, y) ```