安装完PyCharm,启动时弹出"Failed to load JVM DLL\bin\server\jvm.dll"解决方案 问题描述:打开PyCharm时,弹出"Failed to load JVM DLL\bin\server\jvm.dll if you already have a 32-bit JDK install-" 解决方案: 别人的解决方案: (1)安装Microsoft Visual C++ 2010 Redistributable Pac…
解决远程连接mysql错误1130 远程连接Mysql服务器的数据库,错误代码是1130,ERROR 1130: Host xxx.xxx.xxx.xxx is not allowed to connect to this MySQL server 猜想是无法给远程连接的用户权限问题. 这样子操作mysql库,即可解决. 在本机登入mysql后,更改 “mysql” 数据库里的 “user” 表里的 “host” 项,从”localhost”改称'%'即可 mysql -u root -p…
[root@admin-node subsys]# service mysql startStarting MySQL. ERROR! [root@admin-node subsys]# service mysql status ERROR! MySQL is not running, but lock file (/var/lock/subsys/mysql) exists /var/lock/subsys/mysql存在的原因可能是以前没有卸载干净或者上次意外退出.直接将其删除就可以了,删除…
1.查看iptables服务示范启动 service iptables status 2.没有安装的话安装 yum install iptables-services 3.修改配置文件, 添加一行: -A INPUT -p tcp -m state --state NEW -m tcp --dport 80 -j ACCEPT vim /etc/sysconfig/iptables…
Linux配置防火墙 开启80端口 编辑配置文件/etc/sysconfig/iptables [root@weixinht ~]# vim /etc/sysconfig/iptables 1 # Firewall configuration written by system-config-firewall 2 # Manual customization of this file is not recommended. 3 *filter 4 :INPUT ACCEPT [0:0] 5 :F…