快速删除一行，ctrl+y，类似于eclipse的ctrl+d
对象生成set/get/构造器等，快捷键，alt+insert或者鼠标右键generate然后弹出操作界面3.
配置jdk目录File->Project Structure->Platform Settings->sdks->jdk home path
安装插件File->Settings->Plugins,然后搜索需要安装的插件
maven环境配置File->Settings->Build,Execution,Deployment->Build Tools->maven,然后配置maven目录和settings文件
快速移动代码位置alt+shift+方向键上/下
导入包路径alt+enter