Android is Google's open source OS and system for smart phones and tablets. For user questions, see http://android.stackexchange.com

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-3
votes
0answers
30 views

progress intervals in Range Seekbar [on hold]

Hai i created a two thumb range seek bar using given code.its working fine.now i want to change the custom values for the slider in seekbar like, start value 1000 to 10000 i want to increment by 100 ...
2
votes
1answer
263 views

Unit test storage on Android apps

I've been experimenting recently with Android applications. I've developed the convention (which I've seen used elsewhere) of placing my unit tests in a parallel source folder within an Eclipse ...
1
vote
3answers
97 views

How to check in website/url have been updated or not?

I am trying to make a Android application which will take your URL and if there is new update on that website then it will show the user that this link have been updated. I am working on the project ...
-1
votes
0answers
78 views

What steps do you take to ensure that a bug fix doesn't break anything else [on hold]

What steps do you take as developers to avoid bug fixes affecting other parts of the app? I would like to be confident that my bug fixes haven't broken anything else in the app, before handing the ...
-1
votes
0answers
35 views

Moving from .net to Android - what is the best way for two apps I am developing? [closed]

I have been developing with C# for a few years. I would love to go the Xamarin route but management have decided against that (too many java developers in the company) and I have to start learning ...
-2
votes
0answers
33 views

use Unity engine for solo project, Agile Scrum methodology [closed]

I have solo project for making Android mobile apps simulation game for driving school learners of motorcyclist using Unity game engine I want to use Agile methodology with Scrum, and I've heard Scrum ...
0
votes
1answer
26 views

Same android app connecting to multiple database -concept

I am looking for best method to create application which are connected to different databases based on client So basically it is a multi tenancy model for an android app (enterprise use) Deploy the ...
0
votes
0answers
8 views

Syncing structured data and files in Android App with an ORM?

I am developing an Android App which I have developed for iOS before. The app requires that structured data and files are synced across android devices. In iOS, I was using Core Data and synced to ...
-3
votes
0answers
31 views

How to create my own widget app on android [closed]

i want to create my own widget app, like google search widget on home screen, so when user clicked search something this automatically load web content on my site. i confused about query algorythm. ...
7
votes
1answer
1k views

Useful design patterns for working with FragmentManager on Android

When working with fragments, I have been using a class composed of static methods that define actions on fragments. For any given project, I might have a class called FragmentActions, which contains ...
7
votes
3answers
899 views

How do people deal with Android fragmentation?

I've spent the past few years working on iOS apps, and I'm now giving some serious consideration to creating an Android port of one of my apps. I'm sure that complaints about fragmentation are a ...
1
vote
1answer
440 views

Guidance on android type app to connect to sql-server

Excuse my ignorance but we've got an application that we'd like to sample out on a mobile app The app is a C#/asp.net application connected to our sql server database. If we are going to write an ...
0
votes
1answer
77 views

Could we drop support for Android native browser on our web site? [closed]

I work with an interactive web portal that has a few single-page apps and complex html structure. The aim is to support all browsers that our customers use. We have implemented responsive web design ...
0
votes
1answer
28 views

Data Sync between Android apps in LAN

I am looking at developing an app which has quite an extensive database. This app will be installed on multiple devices in a LAN and all users can update the data and other users will see the data as ...
4
votes
1answer
4k views

using dbus on Android

I would like to know if it is possible to use DBUS on Android using Java. From what I have been searching till now it appears like there is no DBUS programming support on Android. But then bluetooth ...
1
vote
1answer
148 views

Should CountDownLatch be used for waiting for an event?

I have a situation here, where I have a loop that loops x amount of times. The value x is determined by the user. Everytime it loops, I want it to wait for a button click before continuing the loop. ...
10
votes
3answers
3k views

Android, OpenGL and extending GLSurfaceView?

This question is part-technical, part-meta, part-subjective and very specific: I'm an indie game dev working on android, and for the past 6 months I've struggled and finally succeeded in making my ...
-4
votes
1answer
105 views

Is it bad to feel guilty using lots of libraries? [duplicate]

So I'm an android programmer,have been programming for about 3 years,but it wasn't until 5 months ago that I started really taking it seriously. Recently I got my first internship,and I'm happy with ...
0
votes
0answers
34 views

offline application development for mobile devices

I am looking to develop an application whereby field staff can complete forms in an offline capacity (when onsite I`m assuming no internet connection) on an Apple or Android device and post the ...
0
votes
2answers
68 views

Managing multiple versions of the same Android Library Project

I have an Android Library Project which I intensively used in a few projects. I started a new project in which I am also using this library. I want to improve some things in library (method ...
0
votes
1answer
84 views

How can one presenter be used for multiple views in MVP

I am using MVP for creating an android application, which takes data from server and sets to activity. I am forced to create one presenter for each view. Each view is unique because each view has ...
3
votes
2answers
366 views

Dalvik + Java licensing question

This is a licensing question about the Dalvik and J2SE core libraries. In particular the license governing java.util.concurrent.SynchronousQueue. The license header of the class in the JDK source ...
0
votes
0answers
32 views

Java API initialization step

I am developing an Android Library which involves both Network and Bluetooth communication. In order to start using the library it must be configured. In other words a request to the backend must be ...
0
votes
1answer
79 views

Android, using a Fragment to hold/edit complex object, accesible from any Activity

I'll do my best to describe the problem, but I'm still very new to several concepts that I think this problem requires to be solved (namely interfaces and threads). I should preface this by saying ...
4
votes
2answers
136 views

Does having many duplicated methods and deep inheritance hierarchies in GUI APIs (Java Swing, Android SDK) violate the SOLID design principles?

For those unfamiliar with the SOLID principles you can start reading here: Wikipedia article. However, most of my understanding comes from: http://www.objectmentor.com/resources/publishedArticles.html ...
1
vote
4answers
246 views

How to ensure multiple clients don't poll the server at the same time?

I am making an android app which will talk to a web service to get data. The web service has a rate limit of 100 calls per minute. Is there a way, recommended method to ensure that the app across ...
0
votes
1answer
55 views

Android: Is root absolutely required to re-link libs in Play Store APKs?

This question pertains to the re-link clause of the LGPL specifically on the Play Store. There's lots of unclear information about this topic. Assuming there's an application on the Play Store that ...
0
votes
1answer
64 views

How can I test my camera-dependent android app on most devices? [duplicate]

We are developing an app for taking photos faster. We do this by actually taking videos instead of photos and processing the individual images in the video on the fly and combine them to create a ...
0
votes
0answers
33 views

Is this synchronization required in service onCreate method?

Below is a sample code i captured from android doc Per service instance onCreate will be called only once. Ref: here and here The synchronization and singleton doesn't make any sense to me in this ...
0
votes
2answers
421 views

How to connect Android App to MongoDB deployed on Google Cloud

Currently I am working on a simple app which will be able to connect to MongoDB which is deployed in Google Cloud. I have set it up MongoDB ocaly on my computer and I have made a little JAVA console ...
0
votes
2answers
254 views

Snapchat clone: How do I secure pre-downloaded notifications so that they cannot be opened outside of the app?

Say I'm making a snapchat clone app for Android and iOS. Let's say that I get a snapchat from Baz. I want to pre-download the audio for this snapchat. However, as the developer, I want to secure this ...
0
votes
1answer
51 views

How to format Android view IDs

I struggle with this every time I work on a project. I am not entirely sure what the standard conventions are for creating view ids. I usually use something like view_more_button but then if we ...
3
votes
1answer
121 views

Android testing - bugs not reproducible [duplicate]

We have the following problem: at the end of the iteration we give our Android app to our customers to test. Our customers report bugs that are not reproducible on our test devices. How can we deal ...
1
vote
0answers
116 views

Large Scale Application Development in Android

Since, I am fairly new to large scale app development in Android and Java, I though I would ask for your advice guys. My team was faced with developing a prototype of a fairly complex medical ...
-2
votes
1answer
106 views

What is the legality of making a mobile app version of an existing card or board game? [closed]

I see that the market is full of mobile apps based on card/board games. For example, do a search for "Taboo" and there are many results which are not published by Hasbro Inc. Is this legal? The top ...
1
vote
2answers
471 views

In which cases Robolectric is a relevant solution? [closed]

As you may now, Robolectric is a framework that provides stubs for Android objects, in order to make tests runnable outside the Dalvik environment. My concern is that, by doing this, one can fake a ...
10
votes
3answers
835 views

Why don't mobile platforms support generational garbage collection?

Both Windows Phone/Xbox and Android lack support for generational garbage collection. This is frustrating for a lot of programmers. There seems to be a legitimate engineering reason to it, but I can't ...
0
votes
0answers
176 views

Best practice: Secure Android app online authentication

Currently, I develop an Android App needing online authentication for login (and registration). The main focus is on security. I’m amaing for: keeping the users’ passwords safe and preventing MITM ...
2
votes
4answers
545 views

How to develop cross platform mobile applications with native UI and Javascript backend?

I want to build a cross platform(Android, iOS, Windows) mobile application. I want the UX of the application to be different on the different platforms so that it will be more platform specific and ...
3
votes
1answer
173 views

How to implement await in Android

This is a general question to understand how await in C# works, and particularly I am interested in implementing it in Android. So C# await allows you to go in to waiting mode in the middle of the ...
1
vote
1answer
1k views

Moving a multi-activity android app into a navigation drawer activity

I'm making an Android app and have it structured as a simple multi-activity app. I want to add a navigation drawer to it, and it looks like I will need to completely restructure the app and load ...
0
votes
1answer
81 views

Broadcast receiver Or Services

I am creating an "Alarm Clock" app in Android. I learned that we can implement OnReciever() method and write those things which we want the alarm to do after an intent is fired. But I have now come ...
2
votes
3answers
4k views

Force users to update to the latest version of my app on the Google Play Store

Is there a way to have a "critical update" for my app on the Google Play Store that would require the user to update the app to keep using it? For instance, let say I push an update that brings a few ...
1
vote
1answer
143 views

Should data be stored to local database in Android when heavily using REST services?

Let's say I have an application that has constantly changing data. Changes are so frequent that you basically need to refresh data every time you open some screen and keep refreshing it. Is it worth ...
4
votes
1answer
291 views

What are the benefits of Android way of “saving memory” - explicitly passing Context objects everywhere?

Turned out, this question is not easy to formulate for me, but let's try. In Android, pretty much any UI object depends on a Context, and has defined lifetime. Android can also destroy and recreate UI ...
0
votes
4answers
3k views

Should Android development be done on Windows or OSX? Is there any difference? [closed]

I have the option to install the Android SDK on Windows or OSX. Which platform provides a better (easier) development experience? To keep this constructive, I'm looking for any difference that ...
1
vote
2answers
107 views

Android SDK and Iphone SDK limitations

I have an idea that would require triggering a call or text message simply by pressing or dialing a certain number. Example: Pressing 2324 on the pin code. Despite it not being your pin code to ...
1
vote
0answers
32 views

Android network Lib development

I have to develop an Android library that should frequently communicate with a server in the background. Access to the lib Object should be guaranteed everywhere in the Apps that will use it, so I ...
9
votes
8answers
6k views

How do I choose an Android phone for testing my application? [duplicate]

I'm starting to develop for Android. Do I need to buy a certain Android phone to test my application, or does any android phone work?
6
votes
7answers
7k views

Do I need an IDE to develop Android apps?

After reading some articles on Google, I decided to start working on Android apps since it's an open source platform from Google. So I wanted to create some apps.I have Android 2.2 Os So I just ...