pycharm commonly used shortcuts summary
| hot key | effect | Remark |
| ctrl + win + space | Automatically prompt and guide package | Double-tap |
| ctrl + alt + space | Automatically prompt and guide package | Double-tap |
| Alt + Enter | Quick guide package | - |
| Ctrl + Y | delete | - |
| Ctrl + D | Copy line | - |
| Ctrl + Alt + L | Formatting code | We need to cancel the default ubuntu cancellation shortcuts |
| ctrl + o | Overriding methods | The method of filtering can enter the name of a method |
| ctrl + p | Check method parameters | - |
| Ctrl + H | Quick View class inheritance structure | Cursor needs to be positioned inside the class |
| Alt + F7 | View variable / method / id Where resources are used | - |
| Ctrl + N | Find py file | - |
| Ctrl + Shift + N | Find Any File | - |
| shift | Find Any File | Double-tap |
| Ctrl + E | A list of the most recently edited files | - |
| Shift + F6 | Heavy naming | - |
| F2 | Position the cursor where the error | - |
| Ctrl + F | Search within current file | - |
| Ctrl + Shift + F | Global Search | - |
| Ctrl + R | Within the current file replacement | - |
| Ctrl + Shift + R | Global Replace | - |
| Ctrl + Shift + Backspace | Back to the last editing position | - |
| F5 | Copy files | - |
| Ctrl + W | Quickly select string | - |
| Ctrl +Shift + F12 | Maximized window | - |
| Alt + Shift + U | Uppercase / lowercase switch | - |
| Alt + Shift + up/down | Code vertical movement | - |
| Ctrl + Alt + O | Remove unused package | - |
| Shift + enter | Position the cursor to the next line | - |
| Ctrl + Shift + - | Folding Code | - |
| Ctrl + Shift + + | Expand Code | - |