linux服务器搭建php项目,包括环境配置和必备软件 持续更新

在安装lampp时没有给apche安装注册到Linux服务里面;网上大佬已经完美解决:解决Apache命令systemctl status httpd.service报错Unit httpd.service could not be found_多学习，多总结-CSDN博客报错原因，Apache安装是编译安装，安装路径不是默认路径，Apache服务没有添加到Linux服务中解决办法，将Apache

查看指定ip和端口是否可以访问查看ip是否能访问ping 192.168.0.1查看某ip的某端口是否能访问telnet 192.168.0.180如果提示 -bash: telnet: 未找到命令那就需要安装telnet

获取字段名、类型、注释、是否为空:SELECTcol_description ( A.attrelid, A.attnum ) AS COMMENT,format_type ( A.atttypid, A.atttypmod ) AS TYPE,A.attname AS NAME,A.attnotnull AS NOTNULLFROMpg_class AS C,pg_attribute AS AW