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Mar
06

How to Enable the Power Charging Sound When a MacBook Air/Pro is Plugged in

When you connect a power source to an iPhone, iPad or iPod touch a familiar charging chime sound will trigger from the device, indicating that a cable is attached and the device is getting power. If you like hearing that auditory confirmation that a device is getting power, you can add the exact same audio playback feature to any MacBook Pro or MacBook Air. This requires OS X Yosemite (10.10.3 or better).

1. Disconnect the Mac from the MagSafe power source
2. Open the Terminal app, found in /Applications/Utilities
3. Enter the following command: 

defaults write com.apple.PowerChime ChimeOnAllHardware -bool true; open /System/Library/CoreServices/PowerChime.app &

4. Hit Return
5. Re-connect the MacBook power supply to hear the chime

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Sep
13

How to set the "Ignore Ownership" for a volume from the terminal

To enable it:

sudo vsdbutil -d /Volumes/VolumeName

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Mar
06

Add sound to your Ping command

The command below will ping the ip address three times and for each response, your default OS X alert sound will play.  The -a flag in the command below means Audible.  And if not obvious, the -c means ping count.

ping -c3 -a 192.168.1.100

 

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Mar
05

Create a new user from the Command Line - Yosemite and above.

If you're running OS X Yosemite and above, you can use the new "sysadminctl" command to easily create users from the command line.

sudo sysadminctl -addUser keith -password mypassword

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Mar
05

Switch to root user in terminal and be in root users home

sudo -i   

This will give you root access and switch the home folder to the root user.  

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Mar
06

Use brace expansion to copy a file without having to type in the file name twice.

In this example, the file named “file1.txt” with be copied to a file named “file1.txt.bak” without having to type in the second file name.  This is done using brace expansion.

 In Terminal, enter the command below:

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