sqlplussyssys as sysdbaalter user test account unlock;commit;

VUE安装npm install -g yarnnpm install -g nrmnrm ls #可以查看npm的数据源，通过nrm use xxx进行切换nrm use taobaoyarn installyarn add node-gypyarn add element-ui

VUE安装npm install -g yarnnpm install -g nrmnrm ls #可以查看npm的数据源，通过nrm use xxx进行切换nrm use taobaoyarn installyarn add node-gypyarn add element-ui

http:add_header Access-Control-Allow-Methods *;#预检命令的缓存，如果不缓存每次会发送两次请求add_header Access-Control-Max-Age 3600;#带cookie请求需要加上这个字段，并设置为trueadd_header Access-Control-Allow-Credentials true;#表示允许这个域跨域调用（客户