def batchrename(annoyingstr)
  Dir["#{Dir.pwd}/*"].each do |name|
    new_name = name.gsub(annoyingstr, "")
    puts "Renaming #{name} to #{new_name}"
    File.rename(name, new_name)
  end
end

def listcwd
  Dir.foreach("#{Dir.pwd}") do |fname|
    puts fname
  end
end