更改windows注册表中的FunctionLibrary和ConfigApplication,将DLL和exe路径替换原来的,其他不要动. 或者 create second key in register.HKEY_LOCAL_MACHINE\SOFTWARE\PassThruSupport.04.04\ Device1HKEY_LOCAL_MACHINE\SOFTWARE\PassThruSupport.04.04\ Device2Toolbox show you more devices
System类的支持和缓冲流 System类对IO的支持 在System类中,为了支持IO操作提供了三个常量: 错误输出: public static final PrintStream err; 输出到标准输出设备(显示器) public static final PrintStream out; 从标准输入(键盘)设备输入 public static final InputStream in; 错误输出 System.err 是 PrintStream 类对象,此对象专门负责进行错误信息的输
一.[辨析UPDATE/UPGRADE] UPDATE: update is used to download package information from all configured sources. UPGRADE: upgrade is used to install available upgrades of all packages currently installed on the system from the sources configured via sources