Wednesday, May 1, 2024

MacOS Setup Cheat Sheet

In late 2020, Apple unleashed its industry-leading performant M1 chip designed specifically for the Mac. As a result, M1 powered MacBooks have provened to be much faster than Windows thus making Apple computers more appealing for companies than ever. Especially with the rise of A.I. requirements for faster data access.

The issue now for Windows users is to seamlessly transfer all keyboard shortcuts + muscle memory to Mac!

Let's check it out!

Documentation
If you are new to the Mac then the first thing to do is acquaint yourself with keyboard shortcuts as outlined in various online documentation pages and especially with what are those symbols shown in menus on Mac:


Keyboards
The major differences between Windows and Mac keyboards are the special keys found on either side of the spacebar known as modifier keys and are typically used for System Keybindings. Here is quick comparison:
 Location Windows Mac OS Keycode Modifier Menu Symbol
 Left Ctrl Ctrl @ ⌃
 Middle WinKey Option ~ ⌥
 Right Alt Command ^ ⌘
 Left Shift Shift $ ⇧

Out-of-the-box, there are some common keyboard shortcuts shared across Windows and Mac, for example:
 Alt + Tab Toggle between all open applications
 Ctrl + Tab Toggle between all open tabs within an application

However, for all common Ctrl + type Windows keyboard shortcuts the Mac prefers to use the Command key:
 Ctrl + A Select all  Ctrl + Q Quit application
 Ctrl + C Copy item  Ctrl + S Save item
 Ctrl + F Find item  Ctrl + V Paste item
 Ctrl + N New item  Ctrl + W Close window
 Ctrl + O Open item  Ctrl + X Cut item
 Ctrl + P Print item  Ctrl + Z Undo action

Therefore, remap the modifier keys in System Settings | Keyboard | Keyboard Shortcuts... | Modifier Keys:

IMPORTANT: in order to retain Alt + Tab functionality we have now had to re-map Option to Command also! There is an AltTab utility but companies may disallow the installation of third party software, unfortunately.

System Settings
Customize your Mac with System Settings. Launch System Settings from Dock and make following changes:
 General Language & Region Region = New Zealand
 Appearance Show scroll bars Automatically based on mouse or trackpad
 Accessibility Pointer Control | Trackpad Options Use trackpad for scrolling = DISABLED
 Desktop & Dock Dock Size = Small
 Desktop & Dock Dock  Position on screen = Left
 Desktop & Dock Desktop & Stage Manager Click wallpaper to reveal desktop =
 Only in Stage Manager
 Desktop & Dock Group windows by application DISABLED
 Desktop & Dock Displays have separate Spaces DISABLED
 Displays Dual Monitors 1920 x 1080 (Default)
 Users & Groups Administrator Update login photo
 Keyboard Key repoeat rate Fast
 Keyboard Delay until repeat Short
 Keyboard Turn keyboard backlight off after inactivity Never
 Keyboard Press fn key Do Nothing
 Trackpad Scroll & Zoom Natural scrolling = DISABLED

Here is some more information explaining the rationale behind some of these System Settings options set:
  1. Use trackpad for scrolling enables scroll bars visible unconditionally + not autohide
  2. Displays have separate Spaces on dual monitors prevents other screen to go black
  3. Displays | Dual Monitors | Ensure resolution is the same default for both monitors
  4. Keyboard | Key repeat rate | Fast ensures that holding key down prevents accents
  5. Trackpad | Natural scrolling Disabled ensures vertical scrolling naturally downward

Keyboard Shortcuts
Customize your general Mac keyboard shortcuts. Launch System Settings | Keyboard | Keyboard Shortcuts:

Here is my quick summary of Keyboard Shortcuts setup that will be compatible with Application navigation:
 Launchpad & Dock Turn Dock hiding on/off DISABLED
 Launchpad & Dock Show Lauchpad DISABLED
 Mission Control Show Desktop [F11] DISABLED
 Mission Control Move left a space [Cmd + left] DISABLED
 Mission Control Move right a space [Cmd + right] DISABLED
 Keyboard Move focus to the window toolbar [Cmd + F5] DISABLED
 Keyboard Move focust to next window [Ctrl + `] ENABLED
 Input Sources Select previous input source [Cmd + Space] DISABLED
 Screenshots Save picture of screen as a file [Ctrl + 3] ENABLED
 Screenshots Save picture of selected area as a file [Ctrl + Shift + 4] ENABLED
 Spotlight Show Spotlight search [Ctrl + Space] DISABLED
 Accessibility Turn VoiceOver on or off [Ctrl + F5] DISABLED
 App Shortcuts All Applications | Rename F2

Here is more information explaining the rationale behind some of these Keyboard Shortcuts... options set:
  1. Disable F11 prevents the Desktop from always showing
  2. Disable Cmd + left prevents move former word collision
  3. Disable Cmd + right prevents move next word collision
  4. Disable Cmd + F5 key prevents IDE debugging collision
  5. Disable Cmd + Space prevents IDE intellisense collision
  6. Disable Ctrl + Space prevents IDE intellisense collision
  7. Disable Ctrl + F5 key prevents Voice Over alternating

Finder
The Finder is the home base for your Mac: you use the Finder to organize your folders and files on the Mac. Launch Finder | Settings... Leave all options in Finder Settings but check all checkboxes on Advanced tab:


In View menu check "as Columns" + "Sort By Name". Show all relevant Sidebar, Toolbar, Status options etc:
 View menu | Select the following:
  •  Check "as Columns"
  •  Sort By | Name
  •  Show Sidebar
  •  Show Preview
  •  Show Toolbar
  •  Hide All Tabs
  •  Hide Tab Bar
  •  Show Path Bar
  •  Show Status Bar
  •  Hide View Options
  •  Hide Preview Options

Here are some Windows keyboard shortcut equivalents. *Customization via App Shortcuts as shown below:
 Ctrl + N New Finder Window
 Ctrl + Shift + N New Folder
 Ctrl + O Open File
 Ctrl + Shift + G Go to Folder...
 F2* | Enter Rename File / Folder
 Alt + Backspace Delete File / Folder

Shortcuts: Right click folder | Show in Enclosing folder. Right click folder the Status Bar | Copy as Pathname.

Finally, here are two handy aliases to hide and show private files and folders on Mac via ~/.bash_profile:
 alias showFiles='defaults write com.apple.finder AppleShowAllFiles YES; killall Finder   /System/Library/CoreServices/Finder.app'
 alias hideFiles='defaults write com.apple.finder AppleShowAllFiles NO; killall Finder   /System/Library/CoreServices/Finder.app'

Python
As per this post, Python is installed on most Mac OS/X systems by default. Also, one can install Python when you install Xcode Command Line Tools. Another option is update Python from the official website e.g. v3.12. IMPORTANT: when coding in Python activate the created virtual environment: source .venv/bin/activate.

As per this post, we installed open source Python distribution Anaconda used for data science. However, on the Mac after launch Terminal and enter jupyter notebook you may encounter the following couple errors:

Error #1: Jupyter Notebook 500 : Internal Server Error - follow instructions here to resolve the issue:
 pip install --upgrade jupyterhub
 pip install --upgrade --user nbconvert

Error #2: ModuleNotFoundError: No module named 'jupyter_server.contents' - follow instructions here:
 pip uninstall traitlets
 pip install traitlets==5.9.0
 jupyter notebook
 http://localhost:8889/notebooks

Terminal
The Mac terminal may be zsh by default. However, change your default shell via Settings... | General | Shell open with: Command path /bin/bash or enter chsh -s /bin/bash. Confirm BASH is now in Terminal title!

IMPORTANT: remove silence deprecation warning | Enter the following into Terminal for ~/.bash_profile:
 echo "export BASH_SILENCE_DEPRECATION_WARNING=1" >> ~/.bash_profile

Customize the Mac terminal to always show full directory path as the cursor similar to the Linux terminal:
 echo "export PS1='\u@\h:\w$ '" >> ~/.bash_profile
Finally, keyboard shortcuts like Ctrl + C or Ctrl + Z may not work to break on Mac thus prefer Ctrl + ".".

Homebrew
Homebrew is a package manager for macOS which lets you install free and open-source software using your terminal. Launch terminal and issue the following commands to install Homebrew and update bash_profile:
 /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
 echo 'eval "$(/opt/homebrew/bin/brew shellenv)"' >> ~/.bash_profile

Install free and open-source software for Cloud Computing for example: minikube, KinD, Helm, Terraform:
 minikube brew install minikube
 KinD brew install kind
 Helm brew install helm
 Terraform brew tap hashicorp/tap | brew install hashicorp/tap/terraform

Cloud CLIs
Download and install Command Line Interfaces for all managed cloud providers e.g.: AWS, Azure, Google: Install the latest version of the AWS CLI. Download the macOS pkg file. Confirm installation aws version. Install Azure CLI on macOS using brew brew update && brew install azure-cli. Confirm install az version. Install the Google Cloud CLI. Download the Apple M1 package. Extract and execute install.sh | gcloud init.

Kubernetes
As per this post, install Kubernetes with Docker Desktop on Mac OS/X. Next, install and setup kubectl on the Mac OS/X. However, the default kubectl autocomplete setup quick reference may produce the following error
 bash: completion: function `__start_kubectl` not found

If you experience this error then here is an alternative approach: first brew install bash bash-completion Set Terminal to use bash: Settings... | General | Shell open with: Command path /opt/homebrew/bin/bash

Finally, update ~/.bash_profile
 alias k="kubectl"
 complete -F __start_kubectl k
 source /opt/homebrew/etc/profile.d/bash_completion.sh
 source <(kubectl completion bash)

BASH Profile
Dump out the contents of the ~/.bash_profile file and verify all the following aliases and commands exist:
 export BASH_SILENCE_DEPRECATION_WARNING=1 # https://support.apple.com/en-us/102360
 export PS1='\u@\h:\w$ ' # Show always fullpath on terminal
 eval "$(/opt/homebrew/bin/brew shellenv)" # brew
 alias d='docker' # Docker
 alias k='kubectl' # Kubernetes
 complete -F __start_kubectl k # Kubernetes autocomplete
 source /opt/homebrew/etc/profile.d/bash_completion.sh # Kubernetes autocomplete
 source <(kubectl completion bash) # Kubernetes autocomplete
 alias sba='source .venv/bin/activate' # Python virtual environment
 alias showFiles='defaults write com.apple.finder AppleShowAllFiles YES; killall Finder   /System/Library/CoreServices/Finder.app'
 alias hideFiles='defaults write com.apple.finder AppleShowAllFiles NO; killall Finder   /System/Library/CoreServices/Finder.app'

Summary
To summarize, by remapping the modifier keys in System Settings has helped tremendously, however this method does not provide a complete one-to-one mapping for all keyboard shortcuts from Windows to Mac.

Another option is investigate global hotkeys in App Shortcuts for All Applications and specific Applications.


However, this could be extremely time-consuming and unsuccessful thus will keep the setup as is for now. Therefore, he is short list of mismatched keyboard shortcuts going forward and new key combos to learn:
 General Ctrl + H Hide current window of this front app
 General Ctrl + M Minimize all open windows to the Dock
 General Ctrl + 1 Restoring minimized window from Dock
 General Ctrl + ` Move focus to next window of same app
 General Win + Tab Use instead of default Ctrl + Tab option
 Applications Ctrl + Enter Save current open document then exit

After aligning keyboard shortcuts from Windows to Mac the next step is to transfer Application navigation! This will be the topic of the next post.

1 comment:

Clara said...

This MacOS Setup Cheat Sheet is incredibly useful for getting everything in order! For gamers, XeniaCanary is a fantastic emulator that enhances the experience of playing classic games on Mac.

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