Terminal commands instead, others by just pressing the ⌥ Alt key (the one called "option" key in the early days) while performing certain actions such as expanding a menu or a popup button.
... to be revealed by pressing/holding certain keys or key combinations:
- Making screenshots of a window
- …by using the well-known key combination ⌘ Cmd ⇧ Shift 4 for grabbing the whole screen, followed by pressing the Space bar. The cursor then changes into a camera icon and lets you select a window to be snapped by simply tapping/clicking on it.
- Enter the user's "Library" folder
- …by pressing the ⌥ Alt key while opening the Finder menu "Go", which will reveal the respective entry. You can altenatively follow the next hint for achieving pretty much the same thing by making the folder visible 👇
- Reveal hidden files and folders
- …in Finder windows and Open/Save file dialogs by pressing the combination ⌘ Cmd ⇧ Shift .
Repeat this to hide them again. The setting is only temporary in file dialogs (i.e. until the rspective dialog is being closed) and persistent until the next login (until the Finder is being relaunched to be precise) in Finder windows. The next hint will tell you how to do that 👇 (relaunching the Finder).
- Relaunch the finder
- …without a logout or reboot by pressing and holding the ⌥ Alt key before opening the contextual menu of the Finder's Dock Icon. This will reveal the respective menu entry.
- Minimize all windows of an app
- …by pressing and holding the ⌥ Alt key while minimizing one of them using its green traffic light button in the top left corner.
- Export images to other file formats
- …by pressing and holding the ⌥ Alt key before expanding the "Format" popup button on the "Save file" dialog. This will reveal additional image formats to save an image in, such as ICNS or Photoshop.
- Get a full LOTR timeline
- …by running the Terminal command
cat /usr/share/calendar/calendar.lotr(tested on macOS Monterey)
- Get historical events
- …for (almost) every calendar day by running the Terminal command
cat /usr/share/calendar/calendar.history(tested on macOS Monterey). Get those for a specific day by filtering its output:
cat /usr/share/calendar/calendar.history | grep 01/01
- Get a cookie recipe
- …by running this Terminal command on macOS Mojave:
open /usr/share/emacs/22.1/etc/COOKIES(seems to be not around any longer on more recent macOS versions such as macOS Monterey or Ventura)
- Safari Web Browser
- the macOS Dock
Third Party Applications
- Firefox Web Browser