Time Machine Interval

Time Machine is a great way to backup all files and restore to any point in time, by default it creates a new backup every hour.

Normally this won’t hurt the performance but if you have many small files on your disk or huge portions of your data change very often, it will slow down the whole system.

You can change the intervals to reduce the slowdowns. To backup only every 6 hours, open your terminal and:

sudo defaults write /System/Library/LaunchDaemons/com.apple.backupd-auto StartInterval -int 21600

The interval is in seconds.

To setup more sophisticated schedules you can also try a free tool called TimeMachineEditor (http://timesoftware.free.fr/timemachineeditor/).

Archived Apps in XCode and where they are

Archived Apps in XCode are a great way to submit new versions to iTunes Connect because they are automatically grouped, tagged and re-signed in the process – you don’t need to manually find the compiled App, zip it & upload with the Application Loader.

If you start at a new Mac without data migration, you can simply copy the folder with all archived App versions to your new users library.

You can find it here:

/Users/<USERNAME>/Library/Application Support/Developer/Shared/Archived Applications


Or, if you develop at different Macs, symlink that folder to your Dropbox to have them accessible everywhere :-)

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