What is Alt + R keyboard shortcut for?

Arch Linux - Restore all changes made to line  

Ardour - Reverse  

Exact Audio Copy - Record WAV  

Microsoft Word 2019 - To use Spell Check, set proofing languages, or to track and review changes to your document, open the Review tab  

Nano - Replace a string or a regular expression  

Notepad2 - Remove blank lines  

QOwnNotes 19.10.10 - Remove current note  

ACDSee - Opens the Rename File dialog box  

Adobe Illustrator - Insert registered trademark symbol  

Autodesk Maya 2019 - Toggle Reflection on or off  

Blender - Clear rotation  

Gmsh 4.1.4 - Loop through range modes for visible post-pro views  

PowerDirector 17 - Start / Stop recording  

Siemens NX - Advanced result view  

SketchUp - Rotate tool  

AMD Radeon ReLive - Open Radeon Overlay for in-game configuration  

Bash (Unix shell) - Revert any changes to a command you've called from your history, if you've edited it  

i3 (window manager) - Resize mode  

PC Shutdown Timer 1.1 - Reset  

Start Menu 8 - Run  

Tera Term 4.97 - Paste  

ZOC 7.23 - File > Reconnect  

DataQuest - Restore initial code  

Git Tower (Windows) - Show Repositories view  

Microsoft Visual Studio 2017 (All shortcuts) - Image.RectangleTool  

Qt Creator - Play last macro  

Roblox Studio - Jump to Rotate increment field  

SQLyog - Revert Changes Made To Table Schema  

TouchDesigner - Run Current DAT Script  

Visual Studio Code (Windows) - Toggle regex  

FastMail - Reply to sender  

Sitecore CMS - Review  

Twitch - Toggle visibility of the right chat panel  

Adobe Bridge CC - Open all in camera raw  

Midnight Commander - move the selection bar to the middle visible entry in the panel  

PuTTY - Recall command  

WinRAR - Repair archive  

AIMP - Rename playlist  

MusicBee - Rip CD  

League of Legends - Cast champion's ultimate ability on self (must be a support spell)  

NetHack - Rub  

War Thunder (Tank) - Switch radar search on / off  

Tumblr - Reblog a post  

Tumblr - Fast reblog a post (Use with J and K keys)  

FL Studio 20 - Render Armed tracks to .wav  

FL Studio 20 - Open Randomize tool  

Microsoft Excel 2019 - Open the Review tab and check spelling, add comments, and protect sheets and workbooks  

Microsoft PowerPoint 2019 (Creating presentations) - Open the Review tab  

Outlook 2019 and Outlook 2016 - Remove a selected field from the Fields box  

REAPER - View: Show routing matrix window  

REAPER - File: Revert file (MIDI file mode only)  

REAPER - File: Revert file (MIDI file mode only)  

SharePoint - Activate the Show a graphical summary of responses link  

The Bat! - Right alignment  

Tracktion T7 DAW (Windows) - Arm or disarm all input devices  

GeoGebra - Square-root symbol: √  

Maple - Open Format Menu