Questions tagged as 'android'

Tagged questions
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Several ImageView inside FrameLayout, an error occurs

Well the problem is the following I have some ImageView that are called by buttons, it works cool, but when defining 4 images it still goes well, I add another ImageView with another image to the error program, in that same Ima...
asked by 01.02.2015 / 22:45
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What is the sequence of runs for AsyncTask?

I need to synchronize data between the server and the client application on Android and for this I created several ASyncTask classes, one synchronizes the Third parties, the other the Financial, Accounts Receivable and Accounts Payable, f...
asked by 02.09.2015 / 04:12
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How do I set position of a cursor in the Onchanged of a Customview in a ListView?

I'm using a customview call android-spinnerwheel . I inserted it into a listview linked to a CursorAdapter . If I use the OnitemClickListener of the ListView, the cursor goes to the corresponding position in the list and it loo...
asked by 08.02.2014 / 01:01
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Convert string to blob and save to bank

I'm developing a mobile application that has a form where the user can attach an image, the image is being sent as a string via rest to the server and saved in the blob-type database, however, I'm having trouble converting from string to blob fr...
asked by 11.01.2018 / 16:47
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How to compare Drawables? [duplicate]

asked by 19.04.2015 / 01:15
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Go to another activity from a list item with parse.com site data

I would like to know how I could do to call another activity through an item in the list where the data is used from the parse.com site. For example, I have this code: public class ListViewAdapterPizzarias extends BaseAdapter { // Declare Var...
asked by 27.04.2015 / 04:45
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How to decrease the quality of an image in android?

I have a list of objects that have an array of images that are somewhat "heavy", at the beginning of the application I have a custom listView that presents an image (icone) of each object, I would like to decrease the quality of these images bec...
asked by 06.01.2015 / 00:23
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Creating base date using StringBuilder

I'm creating my database with class sqliteOpenHelper , passing DB creation by String through StringBuilder . The problem is that you are only creating the first table, and then you do not create the next table, in which case I...
asked by 10.11.2015 / 23:27
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How to notify people that you have been invited to install an APP

I'm developing an Android app but I have a problem. Well, what my application does: I create a list of songs within the application and I want to invite people to listen to the list, what happens is that to listen the person has to have the a...
asked by 29.10.2015 / 03:34
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What is the best method for exceptions?

What is the best method to catch exceptions in an Android app, type try/catch , throws or throw . Type exceptions, fields that the user left blank on a form.     
asked by 25.09.2015 / 07:18