Using a Shebang Line on Unix/Linux
# A shebang line may appear on the first line of a Ruby program (or other program or script). # It helps a Unix/Linux system execute the commands according to a specified interpreterRuby. # This does not work on Windows. #!/usr/bin/env ruby puts "Hello, Tom!"
1. | avoid typing ruby each time on Unix/Linux systems by adding a shebang line (#!) at the top of your Ruby file. |