reset the fole modes after reinstall Ubuntu

coffee ugo_reset.coffee

# this is a CoffeeScript file
# put this file at the top level of file tree
# run with 'coffee ugo_reset.coffee'

fs = require 'fs'
path = require 'path'
ll = console.log

list_files = (dir_name) ->
  files = fs.readdirSync dir_name
  for file_name in files
    child_path = path.join dir_name, file_name
    stat = fs.statSync child_path
    if stat.isDirectory()
      fs.chmodSync child_path, '755'
      list_files child_path
    else
      fs.chmodSync child_path, '644'

list_files '.'