1.在cenos上安装 jdk

#在usr/local下创建 java 文件夹
mkdir java

#将jdk拷贝到该文件夹中
[[email protected]_0_15_centos jdk1.8.0_181]# cp jdk-8u181-linux-x64.tar.gz /usr/local/java/

#解压该文件
[[email protected]_0_15_centos jdk1.8.0_181]# tar -zxvf jdk-8u181-linux-x64.tar.gz 

#配置环境变量
[[email protected]_0_15_centos ~]# vim /etc/profile

#java evironment
export JAVA_HOME=/usr/local/java/jdk1.8.0_181
export CLASSPATH=.:${JAVA_HOME}/jre/lib/rt.jar:${JAVA_HOME}/lib/dt.jar:${JAVA_HOME}/lib/tools.jar
export PATH=$PATH:${JAVA_HOME}/bin

#是设置的环境变量生效
[[email protected]_0_15_centos ~]# source /etc/profile

#查看是否安装成功
[[email protected]_0_15_centos ~]# java -version

2、安装Tomcat

 

#移动文件 创建 Tomcat目录 
[[email protected]_0_15_centos ~]# cp apache-tomcat-7.0.57.tar.gz /usr/local/tomcat/
#解压文件
[[email protected]_0_15_centos tomcat]# tar -zxvf apache-tomcat-7.0.57.tar.gz 

 

 

 

3、安装mysql

#在usr/local 下创建文件mysql 拷贝到此文件 进行解压
[[email protected]_0_15_centos mysql]# tar -vxf MySQL-5.6.22-1.el6.i686.rpm-bundle.tar 

https://blog.****.net/z13615480737/article/details/78906598   安装  网上下载安装

#查看mysql生成的随机密码
[[email protected]_0_15_centos ~]# grep "password" /var/log/mysqld.log

#修改密码
ALTER USER 'root'@'localhost' IDENTIFIED BY '[email protected]';
#刷新配置
mysql> FLUSH PRIVILEGES;

#开启远程访问连接mysql
mysql> GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY 'youpassword' WITH GRANT OPTION;

#刷新配置
mysql> FLUSH PRIVILEGES;


#修改mysql编码
[[email protected]_0_15_centos ~]# vim /etc/my.cnf


character_set_server=utf8

https://blog.****.net/xby0329666/article/details/78697218

https://blog.****.net/lzm1340458776/article/details/42390805

https://blog.****.net/u013066845/article/details/78018160