Well, the underscore , to the best of my knowledge was used in computer programming when a space wouldn't do; when a space would confuse the program.
The import filter offered to replace the hyphen with an underscore character, and other than the name change, the file read perfectly.
For example, maybe you really hate typing underscore characters, so you don't use them when naming database tables or named constants.
Make sure you include a hyphen or underscore between each word.
It was not uncommon for respondents to heavily underscore the words ‘secure job with a pension’ in their answers to my question about why they went to university.
‘This review underscores just how seriously these budget cuts are impacting the university,’ Allen said.
The decision underscores once again, however, that for the Supreme Court, the rights of young people are shredded when they walk through the schoolhouse gates.
The tug of cultural anthropology and sociology is strong here, and underscores food as symbol and metaphor, a cultural numerator essential to the human equation.
That is certainly true, although it underscores the somewhat narrow focus and reach of his analysis.
Your comment underscores for me why I think a movie using special effects would be an obscenity.