Farm Raised Salmon vs Wild Caught Salmon. Letâs say youâre at the grocery store and you see âfresh Atlantic salmonâ on sale for $7.99/pound. Next to it you see âWild Pacific Sockeye salmonâ for $14.99/pound.
Android activities are stored in the activity stack. Going back to a previous activity could mean two things. You opened the new activity from another activity with startActivityForResult. In that case you can just call the finishActivity() function from your code and it'll take you back to the previous activity. Keep track of the activity stack. Whenever you start a new activity with an intent you can specify an intent flag like FLAG_ACTIVITY_REORDER_TO_FRONT or FLAG_ACTIVITY_PREVIOUS_IS_TOP.
Thanks to a new app called Carbon, you can back up and restore Android app data. It's free, it's easy to use, and you don't need to root your 'droid device to use it. You can grab the app from Google Play here, then follow our step-by-step guide to backing up and restoring save games on Android.