How to Remove “Tap to Tweet” & “Tap to Post” from Notification Center in iOS
Notification Center in iOS has both Twitter and Facebook integration and the ability to post to either service with a “Tap to Tweet” and “Tap to Post” button. On the iPad and iPhone these are accessed with the rest of Notifications by using a downward swiping gesture from the top of the screen. If you’d rather not have those social posting features in Notification Center though, you can actually disable both of them without removing your Twitter and/or Facebook accounts from iOS, and without losing the broader social integration in the OS.




The iPad and iPhone don’t freeze or crash often, but when they do it can be an epic freeze-up, where the device can either get stuck in an app or, worse, it gets frozen on the dreaded iOS “spinning wheel of death”, the little wait cursor that never goes away. Left on it’s own in that state, that spinning wheel can quite literally spin forever until the battery drains and the device dies out, but that’s obviously not a solution to resolve the rare major iOS crashes. We’ll cover three tricks to fix major iOS crashes, the first will attempt to just exit out of the crashing application, the next will forcibly restart the device, and finally for the worst scenarios, we’ll restore iOS as new, though that really should be a last resort that is rarely applicable to most situations.
If you’re a heavy command line user, you’re probably well aware that the arrow keys can be used to flip through previously executed commands and the tab key can complete them. But both of these functions can be significantly improved upon for searching through past command history by adding a few modifications to your .inputrc file.

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. 
