我有时间milliseconds,现在我想与这些分开 .timedatemilliseconds
我怎样才能做到这一点???
我想从Android只选择具有电话号码的联系人的唯一联系人.我正在使用此代码
ContentResolver cr = getContentResolver();
Cursor cur = cr.query(ContactsContract.Contacts.CONTENT_URI, null,
null, null, ContactsContract.Contacts.DISPLAY_NAME);
// Find the ListView resource.
mainListView = (ListView) findViewById(R.id.mainListView);
// When item is tapped, toggle checked properties of CheckBox and
// Planet.
mainListView
.setOnItemClickListener(new AdapterView.OnItemClickListener()
{
public void onItemClick(AdapterView<?> parent, View item,
int position, long id)
{
ContactsList planet = listAdapter.getItem(position);
planet.toggleChecked();
PlanetViewHolder viewHolder = (PlanetViewHolder) item
.getTag();
viewHolder.getCheckBox().setChecked(planet.isChecked());
}
});
// Create and populate planets.
planets = (ContactsList[]) getLastNonConfigurationInstance();
// planets = new Planet[10]; …Run Code Online (Sandbox Code Playgroud) android contacts android-contentprovider android-contacts android-cursor
可能重复:
Android:返回上一个活动
如何跳回Android中的上一个活动?如何找到以前的活动?