Android - Cursor

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cursor implementation in Android.

A cursor is what a content provider implementation will return in response of a query.

Many iterators in Java implement the Iterator interface, but Cursor does not implement this particular interface.


  • getCount()
  • getColumnIndex(NameOfColumn)
  • moveToNext()
  • close it in a (try finally block)

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Content Provider
Android - Content Provider

A content provider is a facade between the data store (Xml, Database) and the applications. Change the underlying data source without changing the application code Leverage standard android library....
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Android - ListView

ListView is a view group that shows items in a vertically scrolling list. The items come from the android/widget/ListAdapterListAdapter associated with this view. The list items are automatically inserted...
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Android - Loader (Asynchronously load data)

Loaders provide a framework for the asynchronous loading of data. They are registered by id in the loaderManager. The loader Id has to be unique for all loader used in the activity. android/support/v4/content/LoaderLoader...
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Android - Sqlite

sqlite supports in Android. Sqlites comes packaged with the Android OS as a C++ library. android/database/sqlite/SQLiteOpenHelperSQLiteOpenHelper. See udacity/Sunshine-Version-2/blob/sunshine_master/app/src/main/java/com/example/android/sunshine/app/data/

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