Notepad++ defaults to 'Normal text file' file type when trying to create a new file from command line. This causes no syntax ##highlighting.
notepad++.exe new_example_file.cpp
will create a new_example_file.cpp but sets the file type to 'Normal text file'
Fix: https://github.com/vineelkovvuri/notepad-plus-plus/commit/714ba34dc6cabede7eff2df451a7cdaa695c5728