PyCharm Tips And Tricks
Full Screen Mode
To enter full screen mode
- On the main menu, choose View | Enter Full Screen Mode
 
To exit full screen mode
- Hover your mouse pointer over the upper-most part of the screen, to show main menu.
 - On the main menu, choose View | Exit Full Screen Mode
 
Useful Shortcuts
- Shift + F10 - Run Code
 - Ctrl + F4 - Close the file in active tab
 
Configuration
Show line numbers
Settings -> Editor -> Appearance -> Show line numbers