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Failed to write core dump. Core dumps have been disabled. To enable core dumping, try "ulimit -c unlimited" before starting Java again out.flush();====>error

WPF远程桌面AxInterop.MSTSCLib.dll Interop.MSTSCLib.dll DEMO

1.把sqlite3.exe放到.svn文件夹下 2.在.svn目录下打开命令行输入以下语句： sqlite3 wc.db "delete from work_queue" sqlite3 wc.db "delete from wc_lock" 3. svn 执行clean up

AnkhSVN是一款在VS中管理Subversion的插件。 您可以在VS中轻松的提交、更新、添加文件，而不用在命令行或资源管理器中提交。 而且该插件属于开源项目。 兼容2015,2017,2019.亲测可用。

蓝牙调试助手 通信 PC电脑端 串口调试 bluetooth socket 蓝牙调试助手 通信 PC电脑端 串口调试 bluetooth socket

TCP调试助手

Stimulsoft wpf 报表

private static String user = "db2admin"; private static String password = "123"; public static void main(String[] args) { try { Class.forName("com.ibm.db2.jcc.DB2Driver").newInstance(); String url = "jdbc:db2://192.168.18.7:50000/DB"; Connection conn = DriverManager.getConnection(url, user, password); PreparedStatement pst = null; String sql= "sql"; pst = conn.prepareStatement(sql); pst.executeUpdate(); pst.close(); }catch (Exception e) { } }

做成windows服务后 自启动，端口通信，保存到数据库中。所使用的类和通信方法。

import org.apache.poi.hssf.usermodel.HSSFCell; import org.apache.poi.hssf.usermodel.HSSFRow; import org.apache.poi.hssf.usermodel.HSSFSheet; import org.apache.poi.hssf.usermodel.HSSFWorkbook;

J2ME蓝牙jar包 LocalDevice.getLocalDevice() agent.searchServices

jsr082.jar 蓝牙 he Android platform includes support for the Bluetooth network stack, which allows a device to wirelessly exchange data with other Bluetooth devices. The application framework provides access to the Bluetooth functionality through the Android Bluetooth APIs. These APIs let applications wirelessly connect to other Bluetooth devices, enabling point-to-point and multipoint wireless features. Using the Bluetooth APIs, an Android application can perform the following: Scan for other Bluetooth devices Query the local Bluetooth adapter for paired Bluetooth devices Establish RFCOMM channels Connect to other devices through service discovery Transfer data to and from other devices Manage multiple connections