macos-tips.md

Table of content

• How to use macOS Recovery
• The Quickest Way to Show/Hide Hidden Files
• Prevent Future .DS_Store Files (Optional)
• Modify text files via terminal
• Modify text files via Nano

How to use macOS Recovery!

🔗 Apple Support – macOS Recovery : 🛠 https://support.apple.com/en-eg/HT204904

Shortcut	Function
Command (⌘) + R	Install the latest macOS that was installed on your Mac (without upgrading).
Option (⌥) + Command (⌘) + R	Upgrade to the latest macOS compatible with your Mac.
Shift (⇧) + Option (⌥) + Command (⌘) + R	(Requires macOS Sierra 10.12.4 or later) Install the macOS that came with your Mac, or the closest available version.

The Quickest Way to Show|Hide Hidden Files

👀 Since the release of macOS Sierra, when in Finder, it is now possible to use the shortcut:

 CMD + SHIFT + .

Prevent Future .DS_Store Files (Optional)

For macOS, run this command to stop creating .DS_Store files on network drives:

defaults write com.apple.desktopservices DSDontWriteNetworkStores true

Modify text files via terminal 📝

1 - Open a File for Editing

* Open File for edit
 $ vi filepath

2 - Basic Modes in vi Editor

Mode	Shortcut
Insert Mode	Press i to enter insert mode.
Command Mode	Press Esc to return to command mode.

3 - Ex Mode (Command Line Mode)

To enter command mode, press Esc, then type : (colon).

The cursor will go to the bottom of the screen at a colon prompt. to write your command

Common commands:

:w      # Save file
:q      # Quit
:wq     # Save and quit
:wq!    # Force save and quit
:q!     # Quit without saving
ZZ      # Save and exit (shortcut)

Modify text files via Nano 📝

Press Ctrl + O to write (save) the file. Nano will ask for a file name. Just press Enter to confirm (it will save to the same file). After saving, press Ctrl + X to exit Nano.