find . -name "*.h~" -exec rm '{}' \;

参考：http://blog.jobbole.com/48931/

grep get_default_error_string * -rFn --binary-files=without-match

http://www.cnblogs.com/yirlin/archive/2006/04/12/373222.html

http://www.jb51.net/article/31235.htm