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

learn more… | top users | synonyms

4
votes
2answers
308 views

Using private vs company devices for development at work

I'm employed at a mobile app development company since 4 months as Android developer. Currently I'm using my two private Android devices for development. Is it common practice that developers use ...
3
votes
1answer
90 views

An extensible logging architecture for Android?

The end goal is to have a variety of data sets that can all be graphically plotted against eachother. All data should correspond to a date, so that when plotted against each other, they show the ...
1
vote
1answer
482 views

In Android, is there any reason to set up a content provider for a local database?

I have an android application with a custom content provider set up to load data asychonously. The database is a local file so I'm not sure if I needed to set up a content provider at all. Sometimes I ...
4
votes
2answers
541 views

How can I test an application that depends on specific hardware

I have written an Android application. The application requires a Bluetooth connection to a very specific piece of hardware, currently a prototype. The only way I can test the app at present is to ...
1
vote
2answers
325 views

Two or one git repo for Android app + web service backend?

I'm wondering what the best practice is for my git repository structure where I have an Android application + a web service backend. In general, I'd like to release these two independently (e.g., perf ...
5
votes
1answer
406 views

What kind of problems is an Android beginner likely to encounter in using Scala?

I am a hobbyist programmer who makes and maintains one production system, largely coded in Python, which now has to be ported to Android. I don't know Java at all. However, SL4A in Android makes ...
1
vote
2answers
449 views

developing an android app that include a C++ toolkit [closed]

I'm a java developer and I want to develop an android app that capture a photo and extract its bags of visual words. To extract those bags of words I use the TOP-SURF toolkit which is written in C++ ...
-1
votes
2answers
743 views

Importance of data structures in modern S/W development [closed]

During 1990s when there were no advanced frameworks/paradigms available for S/W development , knowledge on data structures was critical... which I can comprehend. But nowadays, for most of the ...
2
votes
1answer
589 views

How to audit an Android application (not rooted) without having access to its source?

How can I check if an Android application running on a not rooted device is "secure" without knowing its source? I would look for: Plain text in Web-Requests (wireshark and emulator) SQL-injection ...
5
votes
2answers
1k views

Should I use mMember and sStatic naming convention in Android? [closed]

Android source code and many Android open-source apps and libs use m prefix for member fields and s prefix for static member fields: private static boolean sStarted; private long mTimestamp; I ...
1
vote
1answer
5k views

External sqlite db file from sdcard in android

I just searched for the same but didn't get the answers. What I have is a db file which is around 100MB. I have saved the db file in sdcard . Through this db file I'm going to populate the contents ...
2
votes
3answers
464 views

Generally speaking can a Javascript-based application (iUI) be deployed without a webserver?

Suppose I have a Javascript based application written in iUI or Kendo UI. Can it be packaged in such a way they can run locally without a webserver? I have a few web applications, that with some ...
1
vote
1answer
260 views

MyListActivity, MyCursorAdapter, MyViewHolder — nested classes or not?

I am using several activities based on the ListActivity. All of them display information from different SQLite queries, and all of them use the ViewHolder optimization. The cursor adapter have to be ...
0
votes
1answer
46 views

Additional class for objects construction when working with database

I have a class derived from SQLiteOpenHelper which is all about working with a database, i.e. tables creation, insertions, data selections. All methods which deal with data selection return a Cursor. ...
0
votes
1answer
455 views

metro style on windows and android

I want to develop a rather simple app using windows 8 metro style for GUI. But i need this app to have the same appearance, GUI, for both platforms, so that end users that uses it both on PC and a ...
1
vote
1answer
1k views

Converting from web to PhoneGap

I was going through the PhonGap Documentation about how to package your HTML/JS/CSS to a platform specific "native app". They have maintained separate documentations for the separate Cordova versions ...
3
votes
2answers
1k views

use of LGPL libraries in closed source android software

I'm investigating the legal issues of using LGPL native libraries in a closed source Android software. As for now, my research on the subject shows that using LGPL libraries in closed source software ...
4
votes
1answer
2k views

Why does Android's Bundle API accept ArrayLists rather than Lists

I'm new to Android and while going through a tutorial on saving Activity state to a Bundle, I noticed that instead of accepting the more generic List interface, Bundle's put methods are expecting ...
-1
votes
2answers
1k views

Syncing chat on android device with web application

I am trying to make a chat application in android. Just a one on one chat. However I also want the chat to be synced with the web app that runs on the browser. I am confused about how to go about it. ...
0
votes
3answers
302 views

How to Protect Intellectual property violations from one's own team [duplicate]

I have an android app idea, I want to make the app along with a few batch-mates in my collage. (1) How do I make sure that these guys will not compromise the intellectual properties involved? In the ...
0
votes
2answers
6k views

Drop table if it already exists and then re-create it?

I was just learning about sqlite in android programming from the New Boston Travis videos and I have come across something strange: It is said that if the database does not already exists, onCreate() ...
6
votes
4answers
5k views

What's meant by, “TODO Auto-generated method stub”? [closed]

I am using eclipse for android programming, and every here and there i see the statement, "TODO Auto-generated method stub." I understand that these methods were generated automatically by eclipse ...
-2
votes
5answers
26k views

Which languages I should learn to develop an android app [closed]

I have some free time. I want to develop some android apps. I know a little bit of html, css and basics in C programing. The problem is I don't know any java or .net. I have to start from scratch and ...
1
vote
2answers
1k views

Static vs. dynamic memory allocation - lots of constant objects, only small part of them used at runtime

Here are two options: Option 1: enum QuizCategory { CATEGORY_1(new MyCollection<Question>() .add(Question.QUESTION_A) .add(Question.QUESTION_B) ...
2
votes
2answers
989 views

How do I know I'm not violating a software patent? [closed]

I'm using a android like lock screen (The one with the nine dots that you have to connect to log in) in my application currently. I'm afraid of getting a mail from google because of some patents that ...
0
votes
1answer
3k views

Sync SQLite using only HTTP

I currently have a SQLite DB on my server that is needed by an android app I am currently developing. I download the DB to the android device using HTTP each time the contents are changed. Does ...
2
votes
2answers
209 views

How can I translate my android app help and keep it up to date?

My Android application is almost done and I spend much time creating a set of very precise help pages in HTML that I display using WebViews. I am now ready for the next step, which is i18n. ...
4
votes
2answers
3k views

Benefits to using fragments in Android projects

I am learning Android programming and right now and i'm reading about fragments. I understand what fragments are, but either the tutorial is missing some steps or i'm missing something. So my question ...
1
vote
1answer
3k views

setSoftInputMode versus InputMethodManager

I have seen and used both of the methods to hide the on screen keyboard while coding Android: getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN); and: ...
4
votes
1answer
593 views

Capturing mobile device system (output) audio

I'm trying to figure out a way to capture the system audio of an Android and/or Windows Phone. The idea is to provide a stream based on the music I'm currently playing on my phone. What I'm not sure ...
1
vote
1answer
298 views

Can I borrow parts of an apache-licensed project for something not open-source?

If I want to make a card game app or android, could I legally borrow parts of the Apache-2.0-licensed Solitaire-for-Android? Would I be able to charge such a project? (I was unable to understand the ...
2
votes
2answers
334 views

How to keep my Activity code readable and maintainable?

I have written a rather small App with only one activity. From my understanding an activity has to be seen as kind of a view and controller in one class. But even for a little app, with 3 dialogs ...
-2
votes
1answer
187 views

How does one generate challenging different puzzles like the one in AirLock android game [closed]

here's the link of the app: https://play.google.com/store/apps/details?id=com.iatll.airlock I had studied AI in the final year of b.tech cs programme, and i do remember some algorithm of ...
8
votes
5answers
882 views

Why does Java use so many middlemen? [closed]

For example to read data from a website we do: HttpResponse httpResponse = httpClient.execute(httpPost); HttpEntity httpEntity = httpResponse.getEntity(); is = ...
0
votes
1answer
2k views

Android game loop in separate thread

I am about to port a game that was initially written for iOs and I am having some doubts how certain things should be done. I have been looking many of the examples of the game loops for android, and ...
1
vote
1answer
387 views

Android design advice - services & broadcast receivers

I'm in the process of learning the Android SDK and creating some projects to get a grasp on the system. The current project I'm working with works just fine but I'd like to get some advice about ...
1
vote
1answer
2k views

How can I access my Handler/runnable class from all my other classes in Android?

I am trying to create a class which allows me to do something every 5 seconds and I want to be able to start and stop this from running from any of the other classes. Here is my Timer class: public ...
0
votes
0answers
159 views

Efficiently compute distance of location to POIs?

I want to write an android application that holds information where (climbing) rocks are located in a wider area. I want to display all rocks nearby my current location (say below 500m) and may be ...
0
votes
2answers
1k views

.Net application on Android OS

I am Database Administrator, but now I need to know something about android applications. I need to run an existing .Net application in Android Operating System, while surfing on the internet I came ...
0
votes
0answers
3k views

Can I set the IMEI of a blustacks virtual device?

Using an app "Get My IMEI" I was able to retrieve an invalid IMEI for my bluestack emulator however I can't see how I can change it. The guys at XDA developers forum are talking about it, but it's an ...
40
votes
7answers
4k views

I want to publish an android app, but I'm afraid of software patents [closed]

I wrote an application that helps you to save energy. Actually it is very simple. I check the current location of the phone and I make some changes to the configuration like "sound off, dark display, ...
1
vote
1answer
603 views

Pros and cons of sending data from android to php in string and/or json

I have seen some tutorials and some stackoverflow discussions on how to send data from android to php page. most of the cases i have seen people sending data in string format but returning in json ...
-1
votes
1answer
281 views

Compile GPL-code into a JNI-capable shared library and use it in commercial software [closed]

I am developing an application for Android in JAVA which calls GPLed C-code via JNI. I have modified & capsulated a GPL-software under a JNI-interface and compile it as a shared library (.so) ...
19
votes
8answers
1k views

“Public APIs are forever: Only one chance to get it right”?

In an OS book I just read that, "Public APIs are forever: Only one chance to get it right". Is it true? Is it applicable only in APIs of Operating Systems or other APIs too? For example, will this be ...
2
votes
2answers
2k views

Java Xml intraction in Android

I'm working on Android application development. There is a question that always comes to my mind that: How XML interacts with Java code?. I mean Button inside XML is a view, but Button inside Java is ...
5
votes
2answers
2k views

Why Android created emulator rather simulator?

From http://stackoverflow.com/questions/4544588/difference-between-iphone-simulator-and-android-emulator The difference between emulators and simulators is that emulators mimic the software and ...
6
votes
2answers
236 views

Is tracking Android OS.Buid/Manufacturer info a privacy issue?

On the Android operating system details about the phone are available via the Android.OS.Build class. These details include things such as the phone manufacturer, model, version, etc. The customer may ...
0
votes
1answer
88 views

Handle invalid text on server or fix on client in Client-Server application

I have developed a protocol for a Client-Server application and developed it in conjunction with another developer. The client application at this moment is written for the mobile phone. The ...
1
vote
0answers
123 views

What will be the better way for data retrieval on application that needs to handle limited amount of data? [duplicate]

Just moved this question from Stack Overflow. Since, adding my code snippets itself would make this question really long. Instead, I am pretty interested in knowing a better ways for data retrieval on ...
0
votes
2answers
142 views

What will be the better way for data retrieval on application that needs to handle limited amount of data.?

This is not really a coding question since, I am not adding any code in here. Since, adding my code snippets itself would make this question really long. Instead, I am pretty interested in knowing a ...