Mobile Development Forum

This is my xml layout for the log in page <?xml version="1.0" encoding="utf-8"?> <ScrollView xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="fill_parent" android:fillViewport="true"> <LinearLayout android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="wrap_content" android:paddingBottom="@dimen/activity_vertical_margin" > <!-- Logo --> <TextView android:id="@+id/headText" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_marginTop="60dip" android:textSize="45sp" android:fontFamily="sans-serif" android:textColor="#FFFFFF" android:textStyle="bold" android:layout_gravity="center" android:gravity="center" android:text="@string/logo" /> <!-- Email TextField --> <EditText android:id="@+id/loginEmail" android:layout_width="fill_parent" android:layout_height="wrap_content" android:inputType="text" android:hint="@string/username_text" …

Hello everyone, I am currently working on an Android application that I hope will one day link to the Quizlet website so it can download flashcards from their website: https://quizlet.com/api/2.0/docs/ and people can use them, otherwise this app is just going to be a menu. This is the first time …

ok i was working on simon says app...here is the codes ...something is giving me nullpointerexception...i have trying to think for hours and cant seem to find anything to correct on...please help Here is the Main.java package com.gagan.simonsaysreplica; import android.os.Bundle; import android.app.Activity; import android.content.Intent; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; …

Greetings, I'm a software development student and over the summer break I decided to make an Android app, figure the best way to improve as a programmer is to program. What I'm trying to do is search a website for information (i.e. search wikipedia for the release date of Superman …

i want to know what IDE, basic knowledge of language is needed for development of android apps?

Hello All, Kindly let me know if somebody can help with letting me know what kind of messages should be sent toward the mobile handset to display the Voicemail Notification Icon on the top of the mobile screen? Seems it's not an ordinary SMS which should be sent but some …

Hello, i am using nokia 6300 mobile handset. And i want to download new operating system supportable to it through mobile internet. Is it possible? If it is possible then please give me a link of the same.

Hey guys. I'm making this android app called GPS Buddy. What I want it to do is to send my gps coordinates to a phone number via a text at a set interval. The problem that I am running into is fairly simple. I have all the barebones stuff done, …

hi all i have s3 and i cannot open it because i think during the update the battery was died know i want to open the recovery mode i press the volume down and home and power but it does not open

This is the code I have built so far. The shake detector is complete and works, I just don't know what to write for the execution code at line 26. I have 10 images stored in my res/drawable-hdpi folder, entitle 1-10 and I want to change between them randomly when …

Hi guys, I'm trying to make an app for iOS, Android and BlackBerry 10 that allows users to add frames to pictures. This is suppose to be a learning experience kind of thing for me! Anyway, I'm wondering what the best image editing libraries are for each platform.. Basically, I'm …

Hi, my app that I am making is not working. Here is the code: package com.awsomechat; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.util.ArrayList; import org.apache.http.HttpEntity; import org.apache.http.HttpResponse; import org.apache.http.NameValuePair; import org.apache.http.client.HttpClient; import org.apache.http.client.entity.UrlEncodedFormEntity; import org.apache.http.client.methods.HttpPost; import org.apache.http.impl.client.DefaultHttpClient; import org.apache.http.message.BasicNameValuePair; import org.json.JSONObject; import android.os.Bundle; import android.app.Activity; import android.content.SharedPreferences; …

Hi All, I am interested in developing a desktop application which takes a mobile number as an input and able to find out the current exact location where the device is. I am java developer and having little idea in Android. Note : No specific tracking apps are installed in …

error on lines: setContentView(R.layout.activity_main); getMenuInflater().inflate(R.menu.activity_main, menu); error: ----- R cannot be resolved to a variable package com.example.android_01; import android.os.Bundle; import android.app.Activity; import android.view.Menu; import android.widget.EditText; public class MainActivity extends Activity { @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.activity_main, menu); return true; …

when i run(compile/debug) an app after editing then it shows exception and save all changes.I shutdown my pc and when after restarting i run it again then code runs fine. if any one knows reason of this .please do tell me.

hi, I've developed an anroid app for API level 10 which corresonds to android 2.3 as far as I know. But when I try it on a phone with 2.3.6, the app doesn't show correct results. Is it because of different RAM and CPU speeds?? How can I make the …

Hello, I am creating my app and whenever a page loads it instantly focuses on the edit text. How do i stop this? - Mat

I'm moving onto android dev from a year of experience with Java. I want to build an app which scrolls randomly through about 40 photos when you shake it. I've already built a `ShakeDetector` class and `onShake();` method I'm unclear how I would build the class to manage the photos. …

Hi Am making a project that has multiple MIDlets. I have borrowed heavily from this project [url]http://www.javaworld.com/javaworld/jw-01-2002/jw-0118-midp.html[/url] I want to create a MIDlet that has an online user database, that users use to send views to a TV station. I have seen the above project but that is for high …

hey could anyone please tell me how to create a dialog from a background thread that is not a UI thread in Android?? something like this.. Thread t=new Thread(new Runnable() { @Override public void run() { Thread innerThread=new Thread(new Runnable() { @Override public void run() { /////***** i need to …

hi.. i'm new in using j2me,, and currently i'm using eclipse to build the j2me.. and i'm using mysql for the database, how do i connect them? and how can i retrieve the data from the database?

hai friends.. i want to know whether any mobile apps developed by PHP..plz reply...most of the companies choosing java for they mobile apps..it is possible means just tell the tools required for that

I strongly think this is a bug on Eclipse. The problem I have is explained in the image I attached so please take a look. I think I did the all settings correctly. ${NDKROOT}/platforms/android-9/arch-arm/usr/include in Paths and Symbols GNU C/C++ But I keep having "No such file" error when I …

Lately I have been very interested in augmented reality applications and the many uses there can be for this kinds of apps, but there is very little information on the existing engines for object or image target recognition. As far as I've managed to investigate, the best (free, since there's …

I planning to buy an Android phone of medium budget so I need your help to find out the best so it does not hangs and works smoothly, it should support most apps in the play store?

I am developing Android app in which i upload large video from android to php server and i done this task which run perfect on emulator but when i checked on mobile it doesn't give any error but video is not upload on server please give me any suggestion as …

Hello. Please help with fragments in android. I have Activity which extends FragmentActivity to where I'm adding/replacing fragments dynamically. activity.xml and fragment.xml are the xml files. MyFragment class extends Fragment public class MyFragment extends Fragment { TextView t; View view; public static Fragment newInstance(){ MyFragment myFrag = new MyFragment(); return …

Hello all, I am looking for a way to resize our newsletter automatically to mobile. We usually have our emails in tabled layout using slices in Photoshop (around 100+ image slices). I've read [this](http://mobile.smashingmagazine.com/2010/07/19/how-to-use-css3-media-queries-to-create-a-mobile-version-of-your-website/) and I kind of got the gist of the article, just that I can't find ones …

hi all is there is a way to give an android application a root privilage so that it will be run as a system application

hi i want to create a simple android app that gets two numbers in the main activity and when we click submit it goes to another activity and displays the result. i created two classes mainactivity.java public class MainActivity extends Activity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); …

Hi all, I wrote a simple app that shows your current location depends on GPS, WiFi, 3G signals, and shows in a Text View the location as city,street, country. The problem is that I saw that the location is pretty updated with WiFi\ 3G \ GPS, but the Text View …

Hello Friends, i want to try and learn about how to make android apps, can any tell me how can i make it? what tools i need to use? where can i learn about making android apps?

Hi folks, I've a quick question, I have developed an application that transmits coordinates from one device (Client A) to another (Client B) and gets the distance between both, I am using the distanceTo() to get the distance, this is calculated on Client B. However this is only called in …

In my scroll view i want it to kind of move when it get's to the bottom like you know in android when you reach the bottom of a menu and it keeps moving then moves back, like stretches? I was wanting to impliment that into my ScrollView but wasn't …

I have deployed my apk file to the Android emulator but it is displaying the apk file from 3 weeks ago where as I want the current version to display with the updated features as it is showing in Eclipse.Any ideas?

Hi Folks, I am writing an app that involves Client -> Server -> Client communication (one way traffic). I have my data transmitted from client A to the server, simple to test, just print to console, however, I'm trying to test to see if the data has been sent on …

Greetings...! I have this admob code in a class file: package { import flash.events.MouseEvent; import flash.display.MovieClip; import flash.system.System; import flash.system.Capabilities; import flash.display.Sprite; import flash.events.Event; import flash.desktop.NativeApplication; import flash.utils.setTimeout; import com.hdi.nativeExtensions.NativeAds; import com.hdi.nativeExtensions.NativeAdsEvent; public class Main extends MovieClip { public var na : NativeApplication; private var admobId:String = 'a1514b5ef85e336'; public function …

Hi I am currently developing a QR-barcode independant scanner application. Everything in the Eclipse IDE seems to compile fine, however when I go to click the 'Scan barcode' button, I am faced with the following error: ( In the Eclipse IDE logcat window) 03-10 02:59:52.837: E/AndroidRuntime(407): FATAL EXCEPTION: Thread-11 03-10 …

Dear All, I'm developed an application that can read incoming messages. Upto now all its fine, Now my app crashing sometimes and return `NullPointerException`. Please find my error log below. java.lang.RuntimeException: Unable to start receiver me.radhakrishna.buddyreader.TextMessageReceiver: java.lang.NullPointerException at android.app.ActivityThread.handleReceiver(ActivityThread.java:2146) at android.app.ActivityThread.access$1500(ActivityThread.java:127) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1208) at android.os.Handler.dispatchMessage(Handler.java:99) at android.os.Looper.loop(Looper.java:137) at android.app.ActivityThread.main(ActivityThread.java:4441) at …

Hello, I am creating one android application using eclipse & emulator. I want to open php web pages from localhost when i click on button on one of my activity. We have our website but it is not hosted yet. When i click on button it goes to browser -> …

Hi folks, I'm newish to android, very inexperienced. I'm trying to develop an application that transmits the coordinates of one phone (client a) to (client b) via a java server, I then want to check the distance between clients. I have managed to get the coordinates of client a, send …

Hi All, I'm new in android app development and before you present a proposal to the client is it important that you must create a mock up of the design of your app first? If so what are the proper way of creating a mock up design for an android …

hi i'm trying to connect a midlet running on my emulator (jwtk 2.5.2) to an apache tomcat server which has the servlet code. when i run the emulator instead of displaying the name i posted in the midlet code after connecting to the server, the screen displays the servlet code. …

hi Actually I'm a web developer.I intersted to learn android.i want to know how to install complete Android setup in ubuntu.Can u please suggest the best tutorials for Android Development

I'm trying to expand on the Tab Swipe Application template. I've created a class, say x, which extends AsyncTask which reads from network and update ListView. x.execute(param1) is invoked from the static class DummyFragment. The problem is i'm confused as to how to pass the context to the following code. …

Hi folks, this may be a stupid question. From what I can gather, there is no Android GUI developer for netbeans (please correct me if I am incorrect). Would I be able to design the GUI in eclipse and then open the code in netbeans to design the back end? …

Hello I modified tutorial code found at http://www.codeproject.com/Articles/119293/Using-SQLite-Database-with-Android?fid=1592519&df=90&mpp=25&noise=3&prof=False&sort=Position&view=Quick&spc=Relaxed&fr=1#xx0xx to create an assignment list app, and when I click modify, delete, or cancel it force closes. Here is my DatabaseHelper.java code: public class DatabaseHelper extends SQLiteOpenHelper { static final String dbName="assignDB"; static final String employeeTable="Assignments"; static final String colID="assignID"; static final …

Hello guys, For my final year project I decide to develop an app for android. I have done some research and stuff for first semester and have to present the working app at the end of second semester. To be honest I'm not that great developer however I'm still interested …

Hey guys, i am developing an android app using Java, using eclipse on a windows PC. The building of the app started off very well, and we managed to get a working prototype working on a android phone using the USB debugging option. I have come across a big problem …

Hi I know couple of programming languages. I have been juggling for months with the question, if its worth taking a Cert in Android application development and /or IOS application development. I have asked around and got responses such as its a fad, tech will change in a few years …