撤销键、反撤销键
File -> Settings -> Keymap -> Main Menu -> Edit -> Undo(ctrl+Z) 和 Redo(ctrl+Q)
格式化代码
File -> Settings -> Keymap -> Main Menu -> Code -> Reformat Code(ctrl+G)
移动本行上移或者下移
File -> Settings -> Keymap -> Main Menu -> Code -> Move Line Down(alt+向下箭头) 和 Move Line Up(alt+向上箭头)
复制该行或者该区域
File -> Settings -> Keymap -> Main Menu -> Edit -> Duplicate Line or Selection(alt+shift+向下箭头)
运行项目
File -> Settings -> Keymap -> Main Menu -> Run -> Find -> Run(ctrl+R)
快速批量替换(当前文件)
File -> Settings -> Keymap -> Main Menu -> Edit -> Find -> Replace
快速批量替换(当前整个项目)
File -> Settings -> Keymap -> Main Menu -> Edit -> Find -> Replace in Files...
将光标直接插入下一新行
File -> Settings -> Keymap -> Editor Actions -> Start New Line(ctrl+enter)
向下多光标同时编辑
File -> Settings -> Keymap -> Editor Actions -> Clone Caret Below(ctrl+向下箭头)
向上多光标同时编辑
File -> Settings -> Keymap -> Editor Actions -> Clone Caret Above(ctrl+向上箭头)
模板位置
File -> Settings -> Editor -> Live Templates
取消单词拼写检查功能
File -> Settings -> Editor -> Inspections -> Proofreading -> Typo
取消多行注释报错Commented out code (3 lines)
File -> Settings -> Editor -> Inspections -> Java -> Code maturity -> Commented out code
创建文件时默认显示的文件头
File -> Settings -> Editor -> File and Code Templates -> Includes -> File Header
快捷生成（构造器、方法等）
File -> Settings -> Keymap -> Main Menu -> Code -> Generate...
debug时可以进入源码中详细查看 (此处java语言示例)
File -> Settings -> Build,Execution,Deployment -> Debugger -> Stepping -> 将java.和javax.取消勾选即可
idea在debug时显示的是简化后的数据，看详细全部数据如下设置
File -> Settings -> Build,Execution,Deployment -> Debugger -> Data Views -> java -> 取消勾选Enable alternative view for Collections classes
快捷弹出surrround with 框
Ctrl+Alt+T
