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About the DNS cache OS X keeps a local cache of resolved DNS queries for a time defined by the DNS server. Sometimes it might be necessary to reset the cache immediately and re-query a DNS server. For example, you might need to do this if you are a network or server administrator and an entry on your DNS server has recently changed. If your Mac isn’t using the latest DNS entries from your server,…

I received a new iPhone with a new number so I wanted to cancel my previous iPhone and number. I wanted to remove this number from my Apple ID so that it was removed from being used in iMessage and Facetime on all of my devices. UPDATE : NOVEMBER 18th, 2014 Apple has released a web-based tool to help de-register your phone number from your Apple ID/iMessage/Facetime which replaces a lot of the “older” methods found…

I needed to make a bootable Mavericks install drive using a USB flash drive. I followed option 1 from the below site and it worked perfectly! http://www.macworld.com/article/2056561/how-to-make-a-bootable-mavericks-install-drive.html Copied here for future reference: Option 1: Use createinstallmedia Hidden inside the Mavericks installer is a Unix program calledcreateinstallmedia, provided by Apple for creating a bootable Mavericks installer. If you’re comfortable using Terminal, it’s a relatively simple tool to use. The program assumes your account has administrator privileges.…

1. Launch iTunes 2. Click on iTunes Store 3. Click on your email address on the upper left hand corner 4. Click Account from the drop-down menu 5. Enter your password for your iTunes account 6. Scroll down to Purchase History and click “See All” 7. Find your “receipt” for the music/apps/etc you downloaded by clicking on the small ‘arrow’ next to the order date. This will expand what was included in the order. Here you…

This quick how-to will show you how to make a bootable USB stick from a downloaded ISO file using an Apple Mac OS X. Note: this procedure requires an .img file that you will be required to create from the .iso file you download. TIP: Drag and Drop a file from Finder to Terminal to ‘paste’ the full path without typing and risking type errors. Download the desired file Open the Terminal (in /Applications/Utilities/ or…