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class yiwei
{
   public static void main(String [] args)
   {
      int i = -4;
      int c = i>>>1;
      System.out.println(c);
      System.out.println(Integer.toBinaryString(c));
   }
}
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javaʹÓÃrocksawºÍvserv tcpipʵÏÖ»ùÓÚICMPµÄPing¹¦ÄÜ

Ò»£º×¼±¸ www.savarese.org download
 1.  rocksaw-1.0.0-src.tar.gz
 2.  vserv-tcpip-0.9.2-src.tar.gz
¶þ£º±àÒëÔ´ÎļþµÃµ½jar°ü ʹÓÃAnt
 1.  build vserv-tcpip-0.9.2-src
      ÔÚvserv-tcpip-0.9.2Ŀ¼ÏÂÃæ½¨Ò»¸ötestsĿ¼£¬È»ºóÔÚcmd´°¿ÚϽøÈë ......

javaÓ¢Îĵ¥´Ê

platform ['plætfɔ:m] n.ƽ̨
standard edition±ê×¼°æ
enterprise ['entəpraiz] n. ÆóÒµ
bytecode n.×Ö½ÚÂ룬×Ö½Ú´úÂë
verifier n. ¼ìÑé»ú
modifier  [‘mɔdifaiə] n.ÐÞÊÎÓï
attribute  [‘ætribju:t] vt.(to)°Ñ…¹éÒòÓÚn.ÊôÐÔ£¬ÌØÐÔ
declaration  ......

c++ÖÐÄÜ·ñʹÓÃinterface£¨Èçjava£©ÄÇÑùµÄ¹¦ÄÜ?

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JSF»ñµÃURL²ÎÊý(@JAVA)

        FacesContext context = FacesContext.getCurrentInstance();
        HttpServletRequest request = (HttpServletRequest) context.getExternalContext().getRequest();
        String parameterValue = request.g ......
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