去掉文件里重复的行 2015/03/15 33368 清华大佬耗费三个月吐血整理的几百G的资源,免费分享!....>>> old = File.open(ARGV[0]).collect new = File.open(ARGV[1],"a+") for i in 0..old.length-1 new.write(old.uniq[i]) end