FAQ
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Fatal error: ```<omp.h>``` file not found
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First make sure you are using the correct compiler, i.e., GCC >= 4.7 from the GNU Project. For OS X, please follow the instruction `here <http://stackoverflow.com/questions/20340117/omp-h-library-isnt-found-in-the-gcc-version-4-2-1-in-mavericks>`_ to download and install gcc-4.9. For Ubuntu, you can follow this `link <http://askubuntu.com/questions/428198/getting-installing-gcc-g-4-9-on-ubuntu>`_.


Install g++ without root privileges
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This `link <http://luiarthur.github.io/gccinstall>`_ is very helpful.