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29 Jan
2021
29 Jan
'21
2:47 p.m.
options = OptionParser.new do |opts| + opts.banner = "Usage: ./build-my-info.rb -e email -n name -l lab\n" +
./build-my-info.rb => build-my-info and we can add #!/usr/bin/env ruby at 1st line of the file the file name can: build-my-info.rb => build-my-info
ok its path was added to var $PATH I see Thanks Luan Shengde
Thanks, Weitao