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Learning Mobile App Development: A Hands-on Guide to Building Apps with iOS and Android
book

Learning Mobile App Development: A Hands-on Guide to Building Apps with iOS and Android

by Jakob Iversen, Michael Eierman
December 2013
Intermediate to advanced
464 pages
14h 46m
English
Addison-Wesley Professional
Content preview from Learning Mobile App Development: A Hands-on Guide to Building Apps with iOS and Android

Preferences

Preferences are implemented through use of the SharedPreferences class. A SharedPreferences object can be used to store primitive data (for example, integers and strings) in a key/value pair. Each value has its own key for storage and retrieval of that data. SharedPreferences are stored in memory private to the app and will persist as long as the app remains installed on the device. App upgrades will not impact the values stored with SharedPreferences.

There are two main modes for accessing SharedPreferences: getSharedPreferences("String preference name", integer mode) and getPreferences(integer mode). The getSharedPreferences mode is used when you want to have more than one set of preferences for an app, or you want the preferences ...

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ISBN: 9780133489521Purchase bookOther