Mobile Development Forum

Hi, I'm hoping someone out there can help me, I am trying to create a basic application that transmits GPS co ordinates of the device to a server. I am a complete noobie to socket programming (well, I covered the bare basics in college this year). As a stepping stone, …

I am building my very first android app on eclipse for a school project. The main screen has 5 buttons on it and when clicked, you are brought to a new screen with the same name as the button. This new screen has a close button that brings you back …

I am looking for a way to impliment an onScroll listener into my listview. I have read a lot about using: notifyDataSetChanged(); But, I honestly can't figure out how to impliment it into my working code. Currently, I pull a bunch of records into the listview from a MySQL database …

I am learning Android using java. i want to make a mini project on that.i wanna make an app which recognise face with name in it. can i make it ? thanks

Beginner question about these intents and activities... If I plan to do something with the phone hardware or file system, is it necessary to use an activity for doing so? What is the purpose behind this system?

i work in one small ngo but i want start my ngos new members registration way to mobile application in jar file can i recived information from members mobile to my server? and how?

Hi...I need some help here... I need some suggestions and recommendations on J2ME simulators... I'm using NetBeans, BlueCove, Windows 7 I'm working on a project related to bluetooth programming... Thank you in advance....

The UK-based [Surrey Police Force](http://www.surrey.police.uk/) has long since embraced Internet culture as being a way to help fight crime. It has an online crime reporting tool, active accounts on Facebook and Twitter, as well as a video channel on YouTube. But now it has moved into smartphone territory in order …

Hey all.. Happy new year .. I am insearch of converting the android application(apk) to java desktop application. I dont want to run it in some sort of emulators. I want to convert the apk file into java(J2se) desktop applciation and run it on my desktop. Can you suggest some …

I am getting this error while installing ADT plugin in eclipse: Cannot complete the install because of a conflicting dependency. Software being installed: Android DDMS 21.0.0.v201210310015-519525 (com.android.ide.eclipse.ddms.feature.group 21.0.0.v201210310015-519525) Software currently installed: Eclipse IDE for Java EE Developers 1.3.0.20100617-0521 (epp.package.jee 1.3.0.20100617-0521) Only one of the following can be installed at once: …

I need to encode the sending messages/data(not MD5)and then they will be decoded on the other side. Codes have to be in android libraries not in java. Is there any code or information that may help me around internet? Thx all for your help.

Android Launch! [2012-12-14 21:55:11 - myfirstapp] adb is running normally. [2012-12-14 21:55:11 - myfirstapp] Performing com.example.myfirstapp.MainActivity activity launch [2012-12-14 21:55:11 - myfirstapp] Automatic Target Mode: launching new emulator with compatible AVD 'myfirstavd' [2012-12-14 21:55:11 - myfirstapp] Launching a new emulator with Virtual Device 'myfirstavd' [2012-12-14 21:55:16 - Emulator] Failed to …

Hello! I've just nearly finished a mobile app for my company, and there are quite a number of Activities in it. I've also been advised (here, in fact!) to check out the possibility of using Fragments for the various screens. Fragments in this case sounds like the way it should …

Does any one have any idea of creating a custom component like the below image instead of using the image itself. I know how to create a rectangle (a rounded one using the xml and not in java) which was discussed in the most of the links but i am …

guys,i am developing an application in Nokia Mobile Internet Toolkit which i am pushing an SI indicator,i was using simulator and now i want to use a real phone and to test it in a real wireless environment.what tools can i use and how can i deploy my application? please …

guys how can i make simple gui vies on the phone using J2ME?

OK, so I'm mainly a C++ developer but I've been looking into making apps for Android. I haven't used Java before, or done much UI development, so it's a lot to take in at the moment. **There is a question at the end of this, skip to it if you …

I'm working on an app and I am having some trouble getting the login and registration to work. Here is the code I have for my registration. public class RegisterActivity extends Activity { Button btnRegister; Button btnLinkToLogin; EditText inputFullName; EditText inputEmail; EditText inputPassword; TextView registerErrorMsg; //JSON Response node names private …

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According to the boffins at Kaspersky Lab, users of Android devices running Gingerbread (Android 2.3.6) and Ice Cream Sandwich (Android 4.0.4) are targeted the most by cybercriminals. Gingerbread accounted for 28% of all the attempts to install malware that were successfully blocked by Kaspersky, while Ice Cream Sandwich accounted for …

I am thinking about studying about mobile development... and I want to get an editor for the iPad. I thought about DietCoda, Koder, Gusto, or textastic... what is the most prefered choice out of all of them? Probably DietCoda since it is the updated version of coda 2? And if …

Hi, i would like to know is it possible to create an application that allows a computer to send and receive SMS to/from a mobile phone without using a GSM modem (maybe just throught wifi)? i was thinking of making a server that would handle the sms'ing process in between. …

Hey forum, I've recently started doing research on this topic but to no avail as i'm not getting the answers I wanted so I'm here once again: My question: I need to develop an application to run on a normal desktop, but as an extension we would like to run …

I am having the most annoying situation. Ok, here goes. I am using a javascript based sliding menu for a mobile app. The "slider" works just like Facebook mobile, where u can click the button to show the menu on the left and click it again to close the menu. …

Hello, I've recently created a vb.net windows form application which i user the background worker component in it, Now i'm trying to do the the same for smart devices in C#.NET or VB.NET, how to do threading in smart devices , what i basically wanna do is start a loop …

Whats the best software to develope an iPhone game similar to angry birds. Thanks Benjamin Mauerberger

The world's largest digital jobs survey, using data extracted from more than 230,000 jobs posted to The Freelancer.co.uk site, reveals some interesting hiring trends in the developer sector.  According to the latest Freelancer Fast 50 survey, if you are a mobile apps developer than it's pretty good news …

I want to make J2ME mobile browsers, and games. Im complete beginner so.. How much time it may take me to become master in developing games and utility apps.?

what is the use of string.xml file in android? is it like defining global strings if we have multiple .java files in android application? correct me if i am wrong

Hi, I am new to mobile app development. I would like to know what is the best way to connect to backend, I have a database in sql server 2005, and a web application in C#.NET. Now I would like to have a mobile app of that application. But fairly …

My objective is to send an SMS "receipt" from an Agent's mobile (viewing our web page) instantly to the "payer" to acknowledge receipt of a (small) cash payment .... using the bundled SMS package wih the Agent's phone contarct ... not an external SMS service. I'm hoping to do this …

Hi everyone. I'm teaching myself Android and it's been nothing but trouble. I'm having difficulty even doing some of the simplest tasks. Anyways, I've created a login screen, and when the user presses "OK", I want to switch activities, but it's not working. Here're my Logcat erros: 10-26 10:24:23.779: E/Trace(952): …

Hello, I'm building this app, which requires a Camera, but it is not working, it doesn't show anything except the design, here's teh code: Camera c = null; public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.qrreaderscreen); SurfaceView v = (SurfaceView) findViewById(R.id.v); SurfaceHolder surface_holder = null; v = new SurfaceView(getApplicationContext()); if (surface_holder …

I developed an Android FlagGuessEnRu game, but I want upon success flag guess go to Google Maps(browser or MapView) for that flag/country, with appropriate scaling of the Map per country, well i get countries from wikipedia, what url to use for google map for a particular country, how from country …

Hi! I'm in charge of building a somewhat complicated app for the Android. I know enough Java to do this, but I have been running into a couple of snags as far as the mobile bit goes. The app opens on a standard login page, using the client's ID number/SSN …

Hi all, I was looking to make an android app that gets data from a C# wcf server - at the minute I can pull some basic data and they are communicating - however what is the best way to create an app like this? I know that networking operations …

Hello, I'd like to ask if you know how to keep my simple stopwatch timer running even when I press the back button to go back to the previous activity. How can I achieve this? Thanks for your help in advance.

IMEI number is used for identification purpose.Some mobile phones have two IMEI numbers.Why to use 2 numbers??

Hi, I'm developing an APP for android which requires a database, i'm using mySQL, but haven't had any luck with it's connection, this is my code: connection class: public class MySQLConnect extends Activity{ public void onCreate(Bundle savedInstanceState) { } public static void connection(String[] args ) throws Exception{ Class.forName("com.mysql.jdbc.Driver"); Connection con=(Connection) …

I'm making an Android maze game. Currently, I'm using the UP/DOWN/LEFT/RIGHT button from the emulator. I would like to add the motion sensor to move the ball. How do I use the motion sensors? Is there any open source to control the ball? http://images.plurk.com/4OmXYw7VZ76FYg2eufH4Bz.jpg package com.chrischu.inclassassignment_3; //import com.chrischu.mazegame.R; import android.annotation.SuppressLint; …

I have in Android/Java/Eclipse a Flag Guess Game: appear a name of country and below 3 or 6 or 9 flags (depend on settings) in 1 or 2 or 3 rows respecively to, choose the flag for the country name...well something wrong exist and flags appear some very big and …

Samsung has fixed the Unstructured Supplementary Service Data (USSD) exploit that could remotely wipe data from a Galaxy S III smartphone, but that doesn't mean the USSD threat is over: far from it in fact. According to some security researchers, 400 million Android device users are at risk from having …

i am useing java xml to make android apps. in my xml file i have a 2 edittext where user will enter 2 numbers. <EditText android:id="@+id/ET_FIRST" android:layout_width="300dp" android:layout_height="wrap_content" android:layout_alignParentLeft="true" android:layout_marginTop="50dp" android:hint="Enter 1st number hint" android:inputType="numberDecimal" android:textColor="#ffffff" android:textSize="25dp" android:textStyle="bold" /> <EditText android:id="@+id/ET_SECOND" android:layout_width="300dp" android:layout_height="wrap_content" android:layout_alignParentLeft="true" android:layout_marginTop="100dp" android:hint="Enter 2nd number hint" android:inputType="numberDecimal" …

Hi Thgin i seek is to create a connection (android) to the latest postgresql 9.2 database. Theat is running on a distant server. Can i Do it? Is postgre 9.2 JDBC driver fro andoid out? & little bit distant question. If the prevous is doable. How i an write tet …

Hi! I just started 2 days ago learning android app development from a book.. after about half a day of trying to add the android plugins and what not to Eclipse it finally worked but I have the following problem: the virtual imulator device doesn't show my updated code. like, …

Hello, is it a good idea to include multi-users in my Android application? What are the benefits of having a multi-users over single-user? Is single-user the convention for mobile apps? Please I need ideas because I'm currently developing an Android application. But my adviser told me to have multi-users in …

Hey! **Im here to ask for Your advice.** For a school project we choosed to create a android application that uses a database. As we are thrid year studens we have some experiance. But it is not as notable. We have **seen some**: **Access SQL** only on acess. How to …

Hi, I work on Microsoft Windows XP, I have installed - Eclipse(Version: eclips-mobile-juno) - ADT(Version: 20.0.1.v201207132230-403220) - Android 2.2(API 8) But I need to get Android 2.3.3(API 10), so when I select Android 2.3.3(API 10) and try to install, my catalog shows this errors Preparing to install archives Downloading SDK …

Hello all. public class LoginFragmentActivity extends SherlockFragment { EditText e1 = null; EditText e2 = null; Button b; @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInatanceState) { View view = inflater.inflate(R.layout.login_layout, container, false); e1 = (EditText) view.findViewById(R.id.reg_email); e2 = (EditText) view.findViewById(R.id.reg_password); b = (Button) view.findViewById(R.id.btnLogin); b.setOnClickListener(new View.OnClickListener() { @Override …

I'm thinking of embarking on mobile application development and where i work as an IT student, they develop alot of applications for the web.i have this idea of creating an app that will display a caller's current location when making a call for verification.Just like a mobile tracker for lost …