PreferenceFragment: start AlertDialog in onSharedPreferenceChanged()

PreferenceFragment: start AlertDialog in onSharedPreferenceChanged()

References

Reference NO 1

http://stackoverflow.com/questions/15192428/preferencefragment-start-alertdialog-in-onsharedpreferencechanged

Reference NO 2

http://stackoverflow.com/questions/15437127/tablet-preferencefragments-two-columns

Reference NO 3

http://www.mysamplecode.com/2011/11/android-shared-preferences-example_12.html

Reference NO 4

http://developer.android.com/guide/topics/ui/settings.html

Reference NO 5

http://gmariotti.blogspot.com/2013/01/preferenceactivity-preferencefragment.html

Reference NO 6

http://ctuner.googlecode.com/svn/trunk/android/src/org/billthefarmer/tuner/SettingsFragment.java

Reference NO 7

http://www.cs.uwyo.edu/~seker/courses/4730/and-dialog-perf.pptx

Reference NO 8

http://www.vogella.com/articles/AndroidFileBasedPersistence/article.html