Change the Photo Slideshow Speed on iPad
The iPad’s Photo slideshow feature, and the accompanying Picture Frame, are both great ways to show off pictures stored on the device. You’ll find the images change fairly often though, and that’s because the default setting is set at 3 seconds. This can be adjusted to be considerably longer, or shorter, depending on your preferences, and those adjustments are made through individual feature settings, not through where you start the slideshow, however.



Many older Macs lost out on the ability to run OS X Mountain Lion (10.8.3!), but some hard working fellows have created a free third party tool called MLPostFactor that allows for the newest version of OS X to be installed on older, officially unsupported Macs. The process used to be quite
You can change the default alert times of calendar events on iPhone and iPad. 
Anyone who takes a lot of screenshots in Mac OS X knows the challenges associated with them; how quickly their desktop will fill up with various PNG files, sorting those into folders or just tossing them elsewhere, converting the screenshots to a different image format, copying them to the clipboard for pasting into another app, cropping down to size, or whatever else is required before the screen captures are in their final usable format.



A little-known screen flashing feature exists in Mac OS X that provides an alternative way of being notified of system alerts, meaning that anytime you’d typically hear the general system sound effect feedback, see a bouncing Dock icon, or have a new icon badge appear, the screen will briefly flash instead. The screen flash alert is silent but offers unmistakable feedback that an alert has occurred, and can be used in conjunction with the standard alert sounds too.
Ever wanted to create a reminder on the iPhone that is on a unique repeating interval? Maybe of alternating days, like a reminder every other day, or a reminder every 3 days? Oddly, this option isn’t available natively in the Calendar or Reminders apps of iOS, but these custom repeat reminder options do exist on the iPhone and iPad, you just have to use Siri to create them. 