There is a prerequisite for the system implementation used to store data in step 1. Define a class that inherits ContentProvider 2 declare a Uri type constant CONTENT_URI 3. To achieve query (), insert (), update (), del Update : 2025-03-20
Size : 18kb
Publisher : 玉树
About Content Providers Content Providers across all applications is the data storage and retrieval of a bridge, is to make all data sharing between applications. It is the sharing of data between applications the only w Update : 2025-03-20
Size : 63kb
Publisher : 玉树
Xml file parsing in Android method SAX: Simple API for XML DOM: Document Object Model pull for SAX SAX parsing is fast and small footprint XML parser. SAX parsing XML file using the event-driven, Update : 2025-03-20
Size : 111kb
Publisher : 玉树
Two methods 1. OpenFileOutput (String name, int mode) name: file name, can not contain the delimiter " /" if the file does not exist, Android will automatically create it. Create a file in/data/data/Update : 2025-03-20
Size : 15kb
Publisher : 玉树