mysql出错：SQLSTATE[HY000]: General error: 2006 MySQL server has gone away
php常驻脚本，出现的; 1.可以定时重启脚本; 2.设置时间长些 SET SESSION wait_timeout=65535 3.定时查询 4.断开重连 mysql执行 ： 来查看超时时间
windows media player 提示 服务器运行失败 ，打不开
windows media player 提示 服务器运行失败 ，打不开
mycat 使用全局序列后 报错 sequnce err.java.lang.NullPointerException
1.首先检查一下配置有没有错; 2.可能原因之一：我的dbseq.sql导错节点了，然后我就在navicat将表复制过去；其实函数没有复制过去;将表删了重新导入即可了;
使用git 常见的错误
1.fatal: unable to access ‘https://github.com/xxx/xxx/’: OpenSSL SSL_read: Connection wa…
go get -u 安装包失败
执行 go get -u github.com/go-sql-driver/mysql ，出现 go: github.com/go-sql-driver/mysql@v1.6.0: Get ̶…
package xxx/xxx is not in GOROOT
在项目目录执行
Could not resolve: api.github.com (Timeout while contacting DNS servers) Now trying to download from source
Could not resolve: api.github.com (Timeout while contacting DNS servers) Now trying to download from…
mysql 使用 group 报错
报错 [Err] 1055 – Expression #2 of SELECT list is not in GROUP BY clause and contains nonaggrega…
git status ，fatal: index file corrupt
报错 ： git status ，fatal: index file corrupt 案发现场：提交代码时突然电脑蓝屏 解决步骤: ①rm -rf .git/index #删除索引 ②git rese…
