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  • Radio Button text

    - by niya
    Trying to create a profile using content provider.I want to add the gender to the table when the radio button corresponding to the male or female is clicked. Any solution?

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  • Return back to the parent activity from subactivity

    - by ZelluX
    My application supports twitter and needs to open browser for OAuth. When the user clicks the Share on Twitter button, the main activity will create another subactivity (TwitterActivity) to handle twitter authentication issues. Here is a flow graph showing how activities are invoked currently. Main is short for MainActivity and Twit for TwitterActivity. startActivity() OAuth intent OAuth callback finish() Main ---------------> Twit ------------> Browser --------------> Twit --------> Browser As you may notice, after the TwitterActivity calls finish() to stop, it will now return back to MainActivity, but Browser instead. How can I make it return back to MainActivity? Many thanks

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  • Rails: how to represent available view actions in a stateful model?

    - by Greg
    I have a model that is stateful. In each state there are a selection of actions that the user might want to perform on an instance of the model. Currently I am translating the model state to actions that get represented in the view using a view helper. Something like this... in the model: Class Thing def state_is_A? state == 'A' end end In the helper: def display_available_actions(thing) if thing.state_is_A? link_to <action1> link_to <action2> end end And in the view: <%= display_available_actions(@thing) %> I don't like the fact that the model state is translated into view actions in the helper. I would like this to be incorporated into the model. On the other hand, it doesn't seem healthy for the model and view to get so coupled. Is there a Ruby or Rails idiom that suits this kind of situation better than my approach? Should each state be a separate model perhaps?

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  • Application lifecycle. How to run something only when application starts

    - by David
    I have a dialog popup to indicate how long I want an activity to run. Seems simple enough, but its difficult to determine when the activity is really starting. If the user opens the keyboard on a G1 and thereby goes into landscape, that reruns the activities onCreate method. I can't have a static for the class or even create an application class, because I can't determine when the 'application' goes away. Even after destroying the only activity, the application is apparently still alive. Is there a way to determine that onCreate has been called because of the keyboard being extended or landscape mode invoked? Thanks

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  • How to get path to wallpaper

    - by kentcdodds
    My Question: How do you get the filepath to the current wallpaper? Expansion: I'm writing an app that will let you change the wallpaper easily between different presets. I want to store the filepath of the available wallpapers in my database. What I've tried: WallpaperManger.getWallpaperInfo() or WallpaperManger.getDrawable(). Neither seem to contain the actual location of the file. Any help would be appreciated! :D Thanks! Also, I'm including live-wallpapers. Thanks!

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  • how to know application is going to destroy/remove?

    - by Bhavesh Jethani
    My requirement is, i want to cancel my alarm manager or services when application going to destroy/closed. if i am in activity A by clicking on button started activity B suddenly user is going to press home button. ---- if application is running in background then don't cancel service. but when he going to remove from recent list of application at that time cancel service. Service/Alarm manager will work even when user has sent application in background by pressing home screen. No of way application can destroy or removed. 1) by clicking back button multiple times if stack have multiple activities. 2) by pressing home button and then remove from recent list. i am facing issue with (2)second option. in that when user press home button at that time service or alarm manager should be work. But when user will be going to remove application from recent list at that time i want to cancel service/alarm manager. Second issue. my service is called at fix interval of time. if i will write code on onCreate(), onDestroy() in each activity. then timer will start from beginning. Is there any listners who talk me application is going to closed?

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  • Does apps that play on the word Droid need to worry about Lucasfilm's Trademark?

    - by seanmonstar
    I've noticed in recent ads that the Verizon Droid and Droid Eris have to put up acknowledgement on Lucasfilm's trademark of the word "Droid", and had to pay licensing fees to use it. I'm wondering if an app I'm building that uses the word Droid in the naming is violating said trademark. I've noticed other apps that do it (Twitdroid), and never once considered it a problem. The name in question would be ServiceDroid.

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  • how can read data in image uri

    - by satyamurthy
    hi sir i am implementing image upload then i got image uri how can read data in image uri File Img = new File(selectedImage.getPath()+inFileType); System.out.println("2............."+Img); FileInputStream is = null; try { is = new FileInputStream(Img); is.read(buffer); BufferedInputStream bis = new BufferedInputStream(is); Bitmap bm = BitmapFactory.decodeStream(is); bis.close(); is.close(); this code implementing i got uri how can read data

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  • WPF MVVM View with varying number of objects. How to?

    - by 0xDEAD BEEF
    HI! I want to design view which will contain multiple objects in different locations. For example - it would be great if viewmodel could have field like list of objects (rectangles) and when i change/add members to list, new rectangles appear on view in specified positions. How do i create such view/viewmodel?

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  • Reading from txt ruins formatting

    - by Sorin Grecu
    I'm saving some values to a txt file and after that i want to be able to show it in a dialog.All good,done that but though the values in the txt file are formated nicely,like this : Aaaaaaaa 0.55 1 Bbbbb 1 2.2 CCCCCCCCC 3 0.22 When reading and setting them to a textview they get all messy like this : Aaaaaaaa 0.55 1 Bbbbb 1 2.2 CCCCCCCCC 3 0.22 My writting method : FileOutputStream f = new FileOutputStream(file); PrintWriter pw = new PrintWriter(f); for (int n = 0; n < allpret.size() - 1; n++) { if (cant[n] != Float.toString(0) && pret[n] != Float.toString(0)) { String myFormat = "%-20s %-5s %-5s%n"; pw.println(String.format(myFormat, prod[n], cant[n], pret[n])); My reading method : StringBuilder text = new StringBuilder(); try { BufferedReader br = new BufferedReader(new FileReader(file)); String line; while ((line = br.readLine()) != null) { text.append(line); text.append('\n'); } } catch (IOException e) { } Why does it ruin the amount of spaces and how can i fix this ? Thanks and have a good night !

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  • New Bluetooth API question

    - by Ralphz
    I have written a small app that puts my bluetooth in discoverable mode for a long time (G1 - API 1.6). I use that along with small program on windows to lock/unlock the computer if the phone is close by. Recently i try to port this app to my nexus one but it seems like i have to pop up the message every 300s to enable device to go to discoverable mode. does anyone know how i can suppress that? I'm ok with saying ok for the first time but not every 300s :)

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  • Reminder application

    - by Abhishek Mishra
    I am developing a reminder application. I am generating notifications using notification manager class, when the timeline crosses.But if my cell phone is switched off ,I am unable to see these notifications. Not even when i switch it on again. Even if i switch it off and switch on again, i think the pending intents are destroyed and no notification is generated. How do i get it when the phone is switched on again ?

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  • Where should I put code that is supposed to fire AFTER the view has loaded?

    - by Timbo
    I’m writing an objective-c program that does some calculations based on time and will eventually updates UILabels each second. To explain the concept here’s some simplified code, which I’ve placed into the viewDidLoad of the class that handles the view. (void)viewDidLoad { [super viewDidLoad]; // how do i make this stuff happen AFTER the view has loaded?? int a = 1; while (a < 10) { NSLog(@"doing something"); a = a + 1; sleep(1); } } My problem is that the code halts the loading of the view until the loop is all complete (in this case 10 seconds). Where should I put code that I want to fire AFTER the view has finished loading? newbie question I know =/

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  • AlarmManager doesn't start the alarm on time

    - by user988635
    I try to use AlarmManager to setup an alarm that happens after some seconds from now. Here is my code: AlarmManager am = (AlarmManager)context.getSystemService(Context.ALARM_SERVICE); Intent intent = new Intent(ALARM_ACTION); PendingIntent alarmIntent = PendingIntent.getBroadcast(getBaseContext(), 0, intent, PendingIntent.FLAG_UPDATE_CURRENT); Calendar rightNow = Calendar.getInstance(); rightNow.add(Calendar.SECOND, NumOfSecond); am.set(AlarmManager.RTC, rightNow.getTimeInMillis(), alarmIntent); For example, if rightNow is 8:00AM and I hope my alarm happens after 14400 seconds, that is 12:00PM, so NumOfSecond will be set as 14400. But when the code runs what happens is the alarm not always happens exactly at 12:00PM, sometimes it will be delayed by 1 or 2 minutes, or even 5 minutes! Does any one know what the heck is happened here?

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  • How do I control the background color during the iPhone flip view animation transition?

    - by Rob S.
    I have some pretty standing flipping action going on: [UIView beginAnimations:@"swapScreens" context:nil]; [UIView setAnimationTransition:UIViewAnimationTransitionFlipFromLeft forView:self.view cache:YES]; [UIView setAnimationDuration:1.0]; [self.view exchangeSubviewAtIndex:0 withSubviewAtIndex:1]; [UIView commitAnimations]; To Apple's credit, this style of animation is amazingly easy to work with. Very cool, and I've been able to animate transitions, flips, fades etc. throughout the app very easily. Question: During the flip transition, the background visible 'behind' the two views during the flip is white and I'd like it to be black. I've: Set the background of the containing view (self.view above) - no dice. I really thought that would work. Set the background of each view to black - no dice. I didn't think this would work although you give different things a shot to understand better :) Google'd like crazy; keep landing on Safari-related listings. Thanks in advance!

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  • how to check if internal storage file has any data

    - by user3720291
    public class Save extends Activity { int levels = 2; int data_block = 1024; //char[] data = new char[] {'0', '0'}; String blankval = "0"; String targetval = "0"; String temp; String tempwrite; String string = "null"; TextView tex1; TextView tex2; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.save); Intent intent = getIntent(); Bundle b = intent.getExtras(); tex1 = (TextView) findViewById(R.id.textView1); tex2 = (TextView) findViewById(R.id.textView2); if(b!=null) { string =(String) b.get("string"); } loadprev(); save(); } public void save() { if (string.equals("Blank")) blankval = "1"; if (string.equals("Target")) targetval = "1"; temp = blankval + targetval; try { FileOutputStream fos = openFileOutput("data.gds", MODE_PRIVATE); fos.write(temp.getBytes()); fos.close(); } catch (FileNotFoundException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();} tex1.setText(blankval); tex2.setText(targetval); } public void loadprev() { String final_data = ""; try { FileInputStream fis = openFileInput("data.gds"); InputStreamReader isr = new InputStreamReader(fis); char[] data = new char[data_block]; int size; while((size = isr.read(data))>0) { String read_data = String.copyValueOf(data, 0, size); final_data += read_data; data = new char[data_block]; } } catch (FileNotFoundException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();} char[] tempread = final_data.toCharArray();; blankval = "" + tempread[0]; targetval = "" + tempread[1]; } } After much tinkering i have finally managed to get my save/load function to work, but it does have an error, pretty much i got it to work then i did a fresh reintall deleting data.gds, afterwards the save/load function crashes because the data.gds file has no previous values. can i use a if statment to check if data.gds has any values in it, if so how do i do it and if not, then what could i use instead?

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  • How often to run getWritableDatabase() and getReadableDatabase()?

    - by jawonlee
    I'm writing a Service, a Content Provider, and one or more apps. The Service writes new data to the Content Provider's SQLite database every 5 minutes or so plus at user input, and is intended to run pretty much forever in the background. The app, when running, will display data pulled from the Content Provider, and will be refreshed whenever the Service puts more data into the Content Provider's database. Given that the Service only inserts into the database once every five minutes, when is the right time to call SQLiteOpenHelper's getWritableDatabase() / getReadableDatabase()? Is it on the onCreate() of the Content Provider, or should I run it every time there is an insert() and close it at the end of insert()? The data being inserted every 5 minutes will contain multiple inserts.

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  • App not shown in 2.1 Market

    - by an
    I published several free and paid app in the Market. I recently get several complains from customers about not finding my app in the 2.1 Market. Even if they have bought them before, they can't find it in the market or their download list after updating to 2.1. Can anyone tell me what the problem is? My apps only require minimal SDK 3.. Thanks a lot!! Update: It looks like that they are not shown because they have copy protection enabled. Is this a bug in the Market?

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  • Issue with button text shifting

    - by Fizz
    I'm having this odd issue. I have these buttons where the button's text is shifted downward upon certain actions. For example, I have a spinner with choices and one of the choices makes some buttons invisible while others are made visible. When I choose these, the buttons made visible all have their text shifted downward. Nothing else is shifted, just the text on the buttons. I've tried this on 1.5 and it works fine, no text is shifted, but I have issues with 2.1 and I really cannot figure it out. Any ideas or help would be great. Thanks.

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