GreekAlphabet_Unicode is a Live Template for CLion https://www.jetbrains.com/clion/ to replace the name of a greek letter with its Unicode. For example the Live Template can replace "alpha" with "\u03b1".
To use the Live Template GreekAlphabet_Unicode.xml has to be placed in
- Windows: <your_user_home_directory>.CLion<version_number>\config\templates
- Linux: ~CLion/config/templates
- macOS: ~/Library/Preferences/CLion/templates
and CLion has to be restarted.