OS X Contacts app error and unable to restore .abbu backup

I kept getting an error popping up in my Contacts.app saying: “The operation could not be completed.” “No other information is available about the problem.” I figured I’d try to remove all my contacts and reimport them, so I exported an .abbu file of all of them and then delete them all. I then turned off iCloud, before reimport them, thinking if I turned it on again after doing so it’d re-sync them up to iCloud. What happened however was that it re-enabled the iCloud account straight afte…

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OS X Mountain Lion

I upgraded to Mountain Lion yesterday, as I like to torture myself a little from time to time and see what an OS upgrade will break this time. I’ve only two things that didn’t work, Mailplane and Parallels. Mailplane needed to be upgraded to either version 2.x preview or to the Mailplane 3 beta. Parallels also had an upgrade with support for Mountain Lion and installing that got it working. I have two 24" monitors on my Mac and I run Parallels full screen on my 2nd monitor. On the new…

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Throttling internet bandwidth in OSX

This is useful for testing the effect of slow connections on mobile apps in the development emulators. It uses IPFirewall rules to limit connections from your computer to the web (on TCP port 80) to 15KB per second (or any number you choose). Fire up the terminal and enter… sudo ipfw pipe 1 config bw 15KByte/s sudo ipfw add 1 pipe 1 src-port 80 Just make sure you remember to remove the rule when you are done with it… sudo ipfw delete 1…

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