The best and most fastest memory saving way is to use a CorsorAdapter as the adapter used by your ListView. So the things you should take into account are: * ContentProvider * CursorAdapter * ListView
I made an app that takes an special RSS feed and handles it using those classes, hace a look at: http://code.google.com/p/meneameandroid/ On Jun 1, 11:10 am, Justin Anderson <janderson....@gmail.com> wrote: > *> can i attach> the adapter to a database before using it with the listview > so that i > > can populate the listview from the database?? > > * > You can do whatever you want... including this. But why? You are wanting > to download an RSS feed, write it into a database, and then read it from > that database? To me, that makes absolutely no sense whatsoever so I > sincerely hope I have misunderstood your request. > > The only reason I can think of that you would want to store that kind of a > thing into a database would be to cache it so you didn't have to be online > to get it at a later point in time. > > To do database stuff, I highly recommend you check out the info on data > storage here:http://developer.android.com/guide/topics/data/data-storage.html > > Plus you will want to familiarize yourself with SQLite and you will need to > figure out what kind of database schema you want for your application. > > ---------------------------------------------------------------------- > There are only 10 types of people in the world... > Those who know binary and those who don't. > ---------------------------------------------------------------------- > > On Fri, May 28, 2010 at 3:23 PM, Anthony Meadows > <anthonymmead...@gmail.com>wrote: > > > > > If you you understand what im saying but im saying it incorrectly, > > please correct me... if i have no idea what im talking about please > > let me know what you think i need to underdtand foremost.... thank you > > > On May 28, 5:18 pm, Anthony Meadows <anthonymmead...@gmail.com> wrote: > > > Ultimately i have rss feed coming through sax and it populates the > > > listview through an adapter... i want to store my feed... can i attach > > > the adapter to a database before using it with the listview so that i > > > can populate the listview from the database?? > > > > On May 28, 1:14 pm, Justin Anderson <janderson....@gmail.com> wrote: > > > > > I really have no idea what you are asking... > > > > > ---------------------------------------------------------------------- > > > > There are only 10 types of people in the world... > > > > Those who know binary and those who don't. > > > > ---------------------------------------------------------------------- > > > > > On Fri, May 28, 2010 at 10:29 AM, Anthony Meadows < > > anthonymmead...@gmail.com > > > > > > wrote: > > > > > Or should I just be looking to do away with populating the array in > > > > > the first place?? > > > > > > On May 28, 11:57 am, Anthony Meadows <anthonymmead...@gmail.com> > > > > > wrote: > > > > > > Is there a simple way to take whats in the array and database it, > > > > > > checking for duplicates, and the calling it into my listview.. > > > > > > > versus going straight from my adapter to the listview > > > > > > > as I do like this. > > > > > > > listviewz.setAdapter(adapter); > > > > > > -- > > > > > You received this message because you are subscribed to the Google > > > > > Groups "Android Beginners" group. > > > > > > NEW! Try asking and tagging your question on Stack Overflow at > > > > >http://stackoverflow.com/questions/tagged/android > > > > > > To unsubscribe from this group, send email to > > > > > android-beginners+unsubscr...@googlegroups.com<android-beginners%2Bunsubscr > > > > > i...@googlegroups.com><android-beginners%2Bunsubscr > > i...@googlegroups.com> > > > > > For more options, visit this group at > > > > >http://groups.google.com/group/android-beginners?hl=en > > > -- > > You received this message because you are subscribed to the Google > > Groups "Android Beginners" group. > > > NEW! Try asking and tagging your question on Stack Overflow at > >http://stackoverflow.com/questions/tagged/android > > > To unsubscribe from this group, send email to > > android-beginners+unsubscr...@googlegroups.com<android-beginners%2Bunsubscr > > i...@googlegroups.com> > > For more options, visit this group at > >http://groups.google.com/group/android-beginners?hl=en -- You received this message because you are subscribed to the Google Groups "Android Beginners" group. NEW! Try asking and tagging your question on Stack Overflow at http://stackoverflow.com/questions/tagged/android To unsubscribe from this group, send email to android-beginners+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-beginners?hl=en
