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Narnach/gist:51081

Created January 23, 2009 17:05
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Remove duplicates from your $PATH environment variable
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gistfile1.rb
#!/usr/bin/env ruby
# cleanpath - Cleanup your $PATH!
#
# Reads the current $PATH and outputs a version without duplicate entries.
# It is useful as a last line in ~/.profile:
# export PATH=`/path/to/cleanpath`
path = ENV['PATH']
clean_path = path.split(":").uniq.join(":")
puts clean_path
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