Bluetooth Using the Bluetooth APIs, an Android application can perform the following: 使用蓝牙APIs,一个Android应用能够进行例如以下操作: Scan for other Bluetooth devices 扫描其它蓝牙设备 Query the local Bluetooth adapter for paired Bluetooth devices 查找本地已经配对的蓝牙设备 Establish RFC
连接设备 In order to create a connection between your application on two devices, you must implement both the server-side and client-side mechanisms, because one device must open a server socket and the other one must initiate the connection (using the s
错误提示:Create File遇到操作系统错误5(拒绝访问) 解决方案: 在所有程序-SQL Server 2012-"SQL Server 配置管理器",点击"SQL Server 服务",将右边的"SQL Server (MSSQLSERVER)"服务右键'属性'-->'登录选项卡',右击你的用户(如sa)属性,内置帐户选择"Local System",点击重新启动就OK了.