1. 建立目录
    mkdir ~/Library/KeyBindings
  2. 将以下内容写入文件 (UTF-8 encoding)

    vim ~/Library/KeyBindings/DefaultKeyBinding.dict
    {
    "\UF729"  = "moveToBeginningOfLine:";
    "\UF72B"  = "moveToEndOfLine:";                        
    "$\UF729" = "moveToBeginningOfLineAndModifySelection:";
    "$\UF72B" = "moveToEndOfLineAndModifySelection:";
    }
  3. 重新启动系统