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< img src = "https://cdn.rawgit.com/herrbischoff/awesome-osx-command-line/master/assets/logo.svg" width = "600" >
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> A curated list of shell commands and tools specific to OS X.
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>
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> _“You don’ t have to know everything. You simply need to know where to find it when necessary.” (John Brunner)_
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[![Awesome ](https://cdn.rawgit.com/sindresorhus/awesome/d7305f38d29fed78fa85652e3a63e154dd8e8829/media/badge.svg )](https://github.com/sindresorhus/awesome)
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If you want to contribute, you are highly encouraged to do so. Please read the [contribution guidelines ](contributing.md ).
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## Table of Contents
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- [Appearance ](#appearance )
- [Transparency ](#transparency )
- [Wallpaper ](#wallpaper )
- [Applications ](#applications )
- [App Store ](#app-store )
- [Apple Remote Desktop ](#apple-remote-desktop )
- [Sketch ](#sketch )
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- [Backup ](#backup )
- [Time Machine ](#time-machine )
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- [Developer ](#developer )
- [Xcode ](#xcode )
- [Disks and Volumes ](#disks-and-volumes )
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- [Documents ](#documents )
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- [Finder ](#finder )
- [Fonts ](#fonts )
- [Hardware ](#hardware )
- [Hardware Information ](#hardware-information )
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- [Power Management ](#power-management )
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- [Input Devices ](#input-devices )
- [Keyboard ](#keyboard )
- [Media ](#media )
- [Audio ](#audio )
- [Networking ](#networking )
- [Bonjour ](#bonjour )
- [DHCP ](#dhcp )
- [DNS ](#dns )
- [Networking Tools ](#networking-tools )
- [Wi-Fi ](#wi-fi )
- [Package Managers ](#package-managers )
- [Printing ](#printing )
- [Security ](#security )
- [Gatekeeper ](#gatekeeper )
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- [Passwords ](#passwords )
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- [Wiping Data ](#wiping-data )
- [System ](#system )
- [Basics ](#basics )
- [Clipboard ](#clipboard )
- [FileVault ](#filevault )
- [Information/Reports ](#information-reports )
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- [Kernel Extensions ](#kernel-extensions )
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- [Memory Management ](#memory-management )
- [Notification Center ](#notification-center )
- [Root User ](#root-user )
- [Safe Mode Boot ](#safe-mode-boot )
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- [Software Installation ](#software-installation )
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## Appearance
### Transparency
#### Disable Transparency in Menu and Windows
```bash
defaults write com.apple.universalaccess reduceTransparency -bool true
```
#### Enable Transparency in Menu and Windows
```bash
defaults write com.apple.universalaccess reduceTransparency -bool false
```
### Wallpaper
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#### Set Wallpaper
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```bash
osascript -e 'tell application "Finder" to set desktop picture to POSIX file "/path/to/picture.jpg"'
```
## Applications
### App Store
#### List All Apps Downloaded from App Store
```bash
find /Applications -path '*Contents/_MASReceipt/receipt' -maxdepth 4 -print |\sed 's#.app/Contents/_MASReceipt/receipt#.app#g; s#/Applications/##'
```
### Apple Remote Desktop
#### Remove Apple Remote Desktop Settings
```bash
sudo rm -rf /var/db/RemoteManagement
sudo rm /Library/Preferences/com.apple.RemoteDesktop.plist
rm ~/Library/Preferences/com.apple.RemoteDesktop.plist
sudo rm -r /Library/Application\ Support/Apple/Remote\ Desktop/
rm -r ~/Library/Application\ Support/Remote\ Desktop/
rm -r ~/Library/Containers/com.apple.RemoteDesktop
```
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### Sketch
#### Export Compact SVGs
```bash
defaults write com.bohemiancoding.sketch3 exportCompactSVG -bool yes
```
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## Developer
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### Xcode
#### Install Command Line Tools Without Xcode
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```bash
xcode-select --install
```
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## Backup
### Time Machine
#### Change Backup Interval
This changes the interval to 30 minutes. The integer value is the time in seconds.
```bash
sudo defaults write /System/Library/Launch Daemons/com.apple.backupd-auto StartInterval -int 1800
```
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#### Disable Local Time Machine Backups
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```bash
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hash tmutil & > /dev/null & & sudo tmutil disablelocal
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```
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#### Prevent Time Machine From Prompting to Use New Hard Drives as Backup Volume
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```bash
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defaults write com.apple.TimeMachine DoNotOfferNewDisksForBackup -bool true
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```
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## Disks and Volumes
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#### Disable Sudden Motion Sensor
Leaving this turned on is useless when you're using SSDs.
```bash
sudo pmset -a sms 0
```
#### Eject All Mountable Volumes
The only reliable way to do this is by sending an AppleScript command to Finder.
```bash
osascript -e 'tell application "Finder" to eject (every disk whose ejectable is true)'
```
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#### Mount Disk Image
```bash
hdiutil attach /path/to/diskimage.dmg
```
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#### Unmount Disk Image
```bash
hdiutil detach /dev/disk2s1
```
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#### Repair File Permissions
You don't have to use the Disk Utility GUI for this.
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```bash
sudo diskutil repairPermissions /
```
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#### Show All Attached Disks and Partitions
```bash
diskutil list
```
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## Documents
#### Convert File to HTML
Supported formats are plain text, rich text (rtf) and Microsoft Word (doc/docx).
```bash
textutil -convert html file.ext
```
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## Finder
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#### Hide folder in Finder
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```bash
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chflags hidden /path/to/folder/
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```
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#### Show All Hidden Files
```bash
defaults write com.apple.finder AppleShowAllFiles true
```
#### Restore Default File Visibility
```bash
defaults write com.apple.finder AppleShowAllFiles false
```
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#### Unhide User Library folder
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```bash
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chflags nohidden ~/Library
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```
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## Fonts
#### Clear Font Cache for Current User
To clear font caches for all users, put `sudo` in front of this command.
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```bash
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atsutil databases -removeUser & & atsutil server -shutdown & & atsutil server -ping
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```
## Hardware
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### Disable sudden motion sensor (useless for SSDs)
```bash
sudo pmset -a sms 0
```
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### Hardware Information
#### List All Hardware Ports
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```bash
networksetup -listallhardwareports
```
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#### Show Current Screen Resolution
```bash
system_profiler SPDisplaysDataType | grep Resolution
```
### Power Management
#### Show All Power Management Settings
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```bash
sudo pmset -g
```
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#### Put Display to Sleep After 15 Minutes of Inactivity
```bash
sudo pmset displaysleep 15
```
#### Put Computer to Sleep After 30 Minutes of Inactivity
```bash
sudo pmset sleep 30
```
#### Check System Sleep Idle Time
```bash
sudo systemsetup -getcomputersleep
```
#### Set System Sleep Idle Time to 60 Minutes
```bash
sudo systemsetup -setcomputersleep 60
```
#### Turn Off System Sleep Completely
```bash
sudo systemsetup -setcomputersleep Never
```
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## Input Devices
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### Keyboard
#### Disable Auto-Correct
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```bash
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defaults write -g NSAutomaticSpellingCorrectionEnabled -bool false
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```
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#### Enable Auto-Correct
```bash
defaults write -g NSAutomaticSpellingCorrectionEnabled -bool true
```
#### Show Auto-Correct Setting
```bash
defaults read -g NSAutomaticSpellingCorrectionEnabled
```
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## Media
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### Audio
#### Convert Audio File to iPhone Ringtone
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```bash
afconvert input.mp3 ringtone.m4r -f m4af
```
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#### Play Audio File
You can play all audio formats that are natively supported by QuickTime.
```bash
afplay -q 1 filename.mp3
```
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## Networking
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### Bonjour
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#### Disable Bonjour
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```bash
defaults write /System/Library/LaunchDaemons/com.apple.mDNSResponder ProgramArguments -array "/usr/sbin/mDNSResponder" "-launchd"
```
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#### Enable Bonjour
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```bash
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defaults write /System/Library/LaunchDaemons/com.apple.mDNSResponder ProgramArguments -array-add "-NoMulticastAdvertisements"
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```
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### DHCP
#### Renew DHCP Lease
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```bash
sudo ipconfig set en0 DHCP
```
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#### Show DHCP Info
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```bash
ipconfig getpacket en0
```
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### DNS
#### Clear DNS Cache
```bash
sudo dscachutil -flushcache & & sudo killall -HUP mDNSResponder
```
### Networking Tools
#### Ping a Host to See Whether It’ s Available
```bash
ping -o github.com
```
#### Troubleshoot Routing Problems
```bash
traceroute github.com
```
### Wi-Fi
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#### Scan Available Access Points
Create a symbolic link to the airport command for easy access:
```bash
sudo ln -s /System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport /usr/local/bin/airport
```
Run a wireless scan:
```bash
airport -s
```
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#### Show Wi-Fi Connection History
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```bash
defaults read /Library/Preferences/SystemConfiguration/com.apple.airport.preferences | grep LastConnected -A 7
```
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#### Show Wi-Fi Network Passwords
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```bash
security find-generic-password -ga "ROUTERNAME" | grep "password:"
```
## Package Managers
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- [Fink ](http://www.finkproject.org ) - The full world of Unix Open Source software for Darwin.
- [Homebrew ](http://brew.sh ) - The missing package manager for OS X.
- [MacPorts ](https://www.macports.org ) - Compile, install and upgrade either command-line, X11 or Aqua based open-source software.
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## Printing
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#### Clear Print Queue
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```bash
cancel -a -
```
## Security
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### Gatekeeper
#### Add Gatekeeper Exception
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```bash
spctl --add /path/to/Application.app
```
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#### Remove Gatekeeper Exception
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```bash
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spctl --remove /path/to/Application.app
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```
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### Passwords
#### Generate Secure Password and Copy to Clipboard
First, install `pwgen` via Homebrew, etc.
```bash
pwgen -Cs 20 1 | tr -d ' ' | tr -d '\n' | pbcopy
```
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### Wiping Data
#### Securely Remove File
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```bash
srm /path/to/file
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```
#### Securely Remove Directory
```bash
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srm -r /path/to/directory/
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```
#### Securely Remove Path (Force)
```bash
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srm -rf /path/to/complete/destruction
```
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## System
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### Basics
#### Restart
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```bash
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sudo reboot
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```
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#### Shutdown
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```bash
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sudo poweroff
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```
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#### Show Build Number of OS
```bash
sw_vers
```
### Clipboard
#### Copy data to Clipboard
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```bash
cat whatever.txt | pbcopy
```
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#### Convert Tabs to Spaces for Clipboard Content
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```bash
pbpaste | expand | pbcopy
```
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#### Copy data from Clipboard
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```bash
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pbpaste > whatever.txt
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```
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#### Sort and Strip Duplicate Lines from Clipboard Content
```bash
pbpaste | sort | uniq | pbcopy
```
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### FileVault
#### Check FileVault Status
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```bash
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sudo fdesetup status
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```
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### Information/Reports
#### Generate Advanced System and Performance Report
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```bash
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sudo sysdiagnose -f ~/Desktop/
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```
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### Kernel Extensions
#### Load Kernel Extension
```bash
sudo kextload -b com.apple.driver.ExampleBundle
```
#### Unload Kernel Extensions
```bash
sudo kextunload -b com.apple.driver.ExampleBundle
```
### Memory Management
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#### Purge memory cache
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```bash
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sudo purge
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```
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### Notification Center
#### Disable Notification Center
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```bash
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launchctl unload -w /System/Library/LaunchAgents/com.apple.notificationcenterui.plist & & killall -9 NotificationCenter
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```
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#### Enable Notification Center
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```bash
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launchctl load -w /System/Library/LaunchAgents/com.apple.notificationcenterui.plist
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```
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### Root User
#### Enable Root User
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```bash
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dsenableroot
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```
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#### Disable Root User
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```bash
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dsenableroot -d
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```
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### Safe Mode Boot
#### Check Safe Mode Setting
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```bash
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nvram boot-args
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```
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#### Enable Safe Mode
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```bash
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sudo nvram boot-args="-x"
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```
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#### Disable Safe Mode
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```bash
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sudo nvram boot-args=""
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```
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### Software Installation
#### Install PKG
```bash
installer -pkg /path/to/installer.pkg -target /
```
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## License
< a rel = "license" href = "http://creativecommons.org/licenses/by-sa/4.0/" > < img alt = "Creative Commons License" style = "border-width:0" src = "https://i.creativecommons.org/l/by-sa/4.0/88x31.png" / > < / a > < br / > This work is licensed under a < a rel = "license" href = "http://creativecommons.org/licenses/by-sa/4.0/" > Creative Commons Attribution-ShareAlike 4.0 International License< / a > .