我一直在尝试寻找我需要的正则表达式。前 3 个字符。和小数点后两个字符。
我试试这个
[+ -]?[0-9]{0,3}[.]?[0-9]{0,2} # but accepted as 55555 or the
[+ -]?[0-9]{0,3}[.][0-9]{0,2} # but this is not accepted as the 44
有人能帮我吗？
我试着带这个样本运行http://wiki.restlet.org/docs_2.0/13-restlet/275-restlet/252-restlet.html但是一旦我开始它我收到这条消息,我很遗憾不知道任何东西.
Missing required argument 'module[s]'
Google Web Toolkit 2.4.0
DevMode [-noserver] [-port port-number | "auto"] [-whitelist whitelist-string] [-blacklist blacklist-string] [-logdir directory] [-logLevel level] [-gen dir] [-bindAddress host-name-or-address] [-codeServerPort port-number | "auto"] [-server servletContainerLauncher[:args]] [-startupUrl url] [-war dir] [-deploy dir] [-extra dir] [-workDir dir] module[s]
where
-noserver Prevents the embedded web server from running
-port Specifies the TCP port for the embedded web server (defaults to 8888)
-whitelist Allows the user to browse URLs that match the specified regexes …