Python IDLE for Windows

Edit menu

Redo last undone change to current window

Ctrl + ↑   Shift + Z

All hotkeys for Python IDLE for Windows

File menu
Create a new editing window

Ctrl + N

File menu
Open an existing file

Ctrl + O

File menu
Open module

Alt + M

File menu
Show classes and methods in current file

Alt + C

File menu
Save current window to the associated file

Ctrl + S

File menu
Save current window to a new file, which becomes the associated file

Ctrl + ↑   Shift + S

File menu
Save current window to different file without changing the associated file

Alt + ↑   Shift + S

File menu
Print window

Ctrl + P

File menu
Close current window

Alt + F4

File menu
Close all windows and quit IDLE (asks to save if unsaved)

Ctrl + Q

Edit menu
Undo last change to current window (max 1000 changes)

Ctrl + Z

Edit menu
Redo last undone change to current window

Ctrl + ↑   Shift + Z

Edit menu
Copy selection into system-wide clipboard; then delete selection

Ctrl + X

Edit menu
Copy selection into system-wide clipboard

Ctrl + C

Edit menu
Insert system-wide clipboard into window

Ctrl + V

Edit menu
Select the entire contents of the edit buffer

Ctrl + A

Edit menu
Open a search dialog box with many options

Ctrl + F

Edit menu
Repeat last search

Ctrl + G

Edit menu
Find selection

Ctrl + F3

Edit menu
Find in files

Alt + F3

Edit menu
Open a search dialog box for searching files

Ctrl + H

Edit menu
Go to line

Alt + G

Edit menu
Show call tip

Ctrl + \

Edit menu
Show surrounding parents

Ctrl + 0

Edit menu
Show completions

Ctrl + Space

Edit menu
Build

Ctrl + B

Edit menu
Build

Ctrl + ↑   Shift + F10

Edit menu
Run the program

F5

Miscellaneous
Check module

Alt + X

Miscellaneous
Comment region

Alt + 3

Miscellaneous
Uncomment region

Alt + 4

Miscellaneous
Tabify region

Alt + 5

Miscellaneous
Untabify region

Alt + 6

Miscellaneous
Toggle auto coloring

Ctrl + /

Miscellaneous
Toggle tabs

Alt + T

Similar combinations for other applications


ChessBase 13
Zeitnot (time trouble)
Commentary symbols

Ctrl + ↑   Shift + Z


Xyplorer
Redo
Edit Menu

Ctrl + ↑   Shift + Z


Simplify3D
Redo
Edit menu

Ctrl + ↑   Shift + Z


Solidworks 2019
Undo view change
View commands

Ctrl + ↑   Shift + Z


App Maker
Redo
Global shortcuts

Ctrl + ↑   Shift + Z


Roblox Studio
Redo
General Editing

Ctrl + ↑   Shift + Z


Easel
Redo
General

Ctrl + ↑   Shift + Z


KiCad 5.0.2
Add Filled Zone
Pcbnew

Ctrl + ↑   Shift + Z


RStudio
Redo
Editing (Console and Source)

Ctrl + ↑   Shift + Z


GeoGebra
Redo
Windows shortcuts

Ctrl + ↑   Shift + Z


Tableau
Redo
Web authoring (Tableau Online or Tableau Server)

Ctrl + ↑   Shift + Z


Ubuntu
Redo a change that you just undid
Common application shortcuts

Ctrl + ↑   Shift + Z


Shotcut (Mac)
Redo
Main Menu

Ctrl + ↑   Shift + Z


Shotcut
Redo
Main Menu

Ctrl + ↑   Shift + Z


Jupyter Notebook
Redo
Edit mode

Ctrl + ↑   Shift + Z


Siemens NX
Zoom
View menu

Ctrl + ↑   Shift + Z


FastMail
Redo
Calendar

Ctrl + ↑   Shift + Z


PyCharm 2018.2
Redo last undone operation.
Basic editing

Ctrl + ↑   Shift + Z


draw.io
Redo (Linux, Mac)
Document

Ctrl + ↑   Shift + Z


Ace Editor
Redo
Other

Ctrl + ↑   Shift + Z


Nuke
Redo last action
Global

Ctrl + ↑   Shift + Z


Adobe Animate CC (Windows)
Remove rotation or scaling from the selected objects
Miscellaneous actions

Ctrl + ↑   Shift + Z


Adobe Dimension CC (Windows)
Redo
Edit menu

Ctrl + ↑   Shift + Z


CorelDRAW Graphics Suite 2018
Redo
General

Ctrl + ↑   Shift + Z


Waze Map Editor
Redo
Editing Segments

Ctrl + ↑   Shift + Z


Clip Studio Paint Pro
Redo
Edit menu

Ctrl + ↑   Shift + Z


Xodo
Redo
Annotating

Ctrl + ↑   Shift + Z


Microsoft FrontPage
Remove manual formatting.
Format text and paragraphs

Ctrl + ↑   Shift + Z


Adobe Premiere Pro (Windows)
Redo
Edit

Ctrl + ↑   Shift + Z


TextRoom
Redo
General

Ctrl + ↑   Shift + Z


Atom (Windows)
native!
All shortcuts

Ctrl + ↑   Shift + Z


gedit
Redo the last undone action
Editing files

Ctrl + ↑   Shift + Z


Adobe Photoshop CC
Step forward through image states
Using the history panel

Ctrl + ↑   Shift + Z


Corel Painter
Auto clone
Effects menu

Ctrl + ↑   Shift + Z


KDE Plasma Desktop
Redo
Working with Documents

Ctrl + ↑   Shift + Z


Autodesk SketchBook (Windows)
Redo
SketchBook for Mobile

Ctrl + ↑   Shift + Z


Adobe XD (Windows)
Redo
Edit menu

Ctrl + ↑   Shift + Z


AWS Cloud9 IDE (Windows)
Redo
Clipboard

Ctrl + ↑   Shift + Z


Chromebook and Chrome OS
Redo your last action
Text editing

Ctrl + ↑   Shift + Z


Microsoft Visual Studio 2017 (Most used shortcuts)
Edit.Redo
Edit

Ctrl + ↑   Shift + Z


WavePad
Zoom To Selection
Zoom Operations

Ctrl + ↑   Shift + Z


ArsClip
Popup
General

Ctrl + ↑   Shift + Z


Microsoft Visual Studio 2017 (All shortcuts)
Edit.Redo
Edit

Ctrl + ↑   Shift + Z


WordPerfect X8
Redo
General

Ctrl + ↑   Shift + Z


REAPER
Edit: Redo
Section: MIDI Event List Editor

Ctrl + ↑   Shift + Z


Google Sheets (Android)
Redo
Common actions

Ctrl + ↑   Shift + Z


Google Sheets
Redo
Common actions

Ctrl + ↑   Shift + Z


TinyMCE
Redo
Editor body

Ctrl + ↑   Shift + Z


FileMaker
Redo
Text

Ctrl + ↑   Shift + Z


KompoZer
Redo
General

Ctrl + ↑   Shift + Z


Guitar Pro
Redo
Edit

Ctrl + ↑   Shift + Z


Tinkercad
Redo
General

Ctrl + ↑   Shift + Z


Blender
Redo
General

Ctrl + ↑   Shift + Z


Delphi
Redo
General

Ctrl + ↑   Shift + Z


SQL Server Management Studio (SSMS)
Restore the previously undone edit
Code editor

Ctrl + ↑   Shift + Z


PeaZip
Extract and open with PeaZip
While browsing an archive

Ctrl + ↑   Shift + Z


Paint.NET
Rotate / zoom
Layers menu

Ctrl + ↑   Shift + Z


Audacity
(Mac/Linux) Undo
Edit menu

Ctrl + ↑   Shift + Z


Outlook 2016 and Outlook 2013
Clear formatting
Text formatting

Ctrl + ↑   Shift + Z


Microsoft Excel 2016
Uses the Undo or Redo command to reverse or restore the last automatic correction when AutoCorrect Smart Tags are displayed
CTRL combination shortcut keys

Ctrl + ↑   Shift + Z


Notepad2
Redo
Editing

Ctrl + ↑   Shift + Z


WhatsApp Web and Desktop
Redo
General

Ctrl + ↑   Shift + Z


Google Drive
Redo last action
Item Actions

Ctrl + ↑   Shift + Z


HeidiSQL
Redo
SQL editing

Ctrl + ↑   Shift + Z