问题: 在Eclipse中运行Web项目Jsp网页启动Tomcat时提示端口被占用: Several ports (8005, 8080, 8009) required by Tomcat v9.0 Server at localhost are already in use. The server may already be running in another process, or a system process may be using the port. To start this
向mysql数据库中导入sql文件时,如果文件过大(几百M),会提示"Error Code: 1153 - Got a packet bigger than 'max_allowed_packet' bytes" 1.查看目前数据库配置 show VARIABLES like '%max_allowed_packet%'; 显示如下结果 +--------------------+---------+ | Variable_name | Value | +--------
在使用SCP向其他设备传送文件时,打印如下错误: No ECDSA host key is known for x.x.x.x and you have requested strict checking.Host key verification failed.lost connection 网上给出的很多方案是将/root/.ssh/known_hosts对应ip的那一行删除,但是我发现我的本地的环境没有known_hosts这个文件.后来一个同事抛过来一个解决方案,按照如下方式,最终传送成