Batch rename file extensions on linux / OS X

Here is a small script to to batch rename file extensions.

Initial Landscape orientation issue on iOS solved

I have searched for a solution how to implement a ViewController that supports only LandscaleLeft and LandscapeRight mode. Most solutions I found on stackoverflow and other forums using a setOrientationMode selector on the device object:

this could probably work for you, but it uses a non official selector. You may think of this: it is impossible for the program to actually physically turn around your device, but that is what your code would look like. I finally ended up with Continue reading Initial Landscape orientation issue on iOS solved