Application's short usage description (as a format string).
This is used as a format string to print the usage. The first parameter
to the format string is the application's name. This string should
describe how to invoke the application.
If the usage description spans multiple lines, then it's better to start
each line with a tab character (\t).
Application's short usage description (as a format string).
This is used as a format string to print the usage. The first parameter to the format string is the application's name. This string should describe how to invoke the application.
If the usage description spans multiple lines, then it's better to start each line with a tab character (\t).