There are three ways to undo an action:
There are three ways to redo an action:
Click on menu Edit > Cut or press Ctrl+X shortcut to cut selected text.
Click on menu Edit > Copy or press Ctrl+C shortcut to copy selected text.
Click on menu Edit > Paste or press Ctrl+V shortcut to paste cut ou copied text.
To duplicate current line or selected lines click on menu Edit > Duplicate Line or press Ctrl+J shortcut.
To delete current line click on menu Edit > Delete Line or press Ctrl+D shortcut.
Using the Delete Line shortcut you can press and hold it and move a delete selection with arrows and release the shortcut to delete all selected lines.