为了方便大家记住这些小技巧和快捷键，我把它写成了一个插件，欢迎大家下载使用：
http://chunsheng.me/EasyShortcut/
快捷键 描述
通用---------------------------------------------
Command + F9 Build(编译)
Control + R Build and run(编译运行)
Control + D Debug(调试)
Command + Option + Y Synchronize(同步)
Control + Command + F12 Maximize/minimize editor(最大化/最小化编辑器)
Control + ` (backquote) Quick switch scheme(快速切换主题)
Command + , (comma) Open settings dialogue(打开设置对话框)
Command + ; (semicolon) Open project structure dialog(打开项目对话框)
Control + Tab Switch between tabs and tool window(标签和工具栏切换)
导航和搜索-----------------------------------------
Press Shift twice Search everything (including code and menus)(全局搜索)
Command + F Find(查找)
Command + G Find next(查找下一个)
Command + Shift + G Find previous(查找上一个)
Command + R Replace(替换)
Command + O Find class(搜索类)
Command + Shift + O Find file (instead of class)(搜索文件)
Command + F12 Open file structure pop-up(弹出所打开文件的结构)
Control + Right/Left Arrow Navigate(导航) between open editor tabs
F4 / Command + Down Arrow Jump to source(跳到源码)
Shift + F4 Open current editor tab in new window(新窗口打开编辑选项卡)
Command + E Recently opened files pop-up(弹出最近打开文件)
Command + Shift + E Recently edited files pop-up(弹出最近编辑文件)
Command + Shift + Backspace Go to last edit location(最后编辑位置)
Command + W Close active editor tab(关闭当前编辑选项卡)
Esc Return to editor window from a tool window(回到编辑窗口)
Shift + Esc Hide active or last active tool window(隐藏最近活动窗口)
Command + L Go to line(跳转到行)
Control + H Open type hierarchy(打开类层次结构)
Command + Shift + H Open method hierarchy(打开方法层次结构)
Control + Option + H Open call hierarchy(打开调用层次结构)
写代码必备------------------------------------------
Command + N Generate code (getters, setters, constructors, etc....)
Control + O Override methods(重写方法)
Control + I Implement methods(实现方法)
Command + Option + T Surround with (if...else / try...catch / etc.)
Command + minus/plus Collapse/expand current code block(折叠/展开代码块)
Command + Shift + minus/plus Collapse/expand all code blocks(折叠/展开所有代码块)
Command + D Duplicate current line or selection(复制当前行)
Control + Space Basic code completion(基本代码补全)
Control + Shift + Space Smart code completion (filters the list of methods and
variables by expected type)(自动代码补全)
Command + P Show parameters for selected method(显示方法参数)
Command + U Go to super-method/super-class(跳转父类/方法)
Command + Y Open quick definition lookup(打开快速定义查找)
Command + Option + L Reformat code(格式化代码)
Control + Option + I Auto-indent lines(自动缩进行)
Control + Shift + J Smart line join(自动合并行)
Command + Enter Smart line split(自动拆分行)
版本管理----------------------------------------------
Command + K Commit project to VCS(提交代码到版本管理系统)
Command + T Update project from VCS(从版本系统更新项目)
Option + Shift + C View recent changes(最近修改文件)
Control + V Open VCS popup(弹出版本管理)