Mobile Development Forum

I've been having this issue for a while and can't figure out how to fix it. I have one activity with four fragments. I'm having an issue with one fragment. I have a button on this fragment that when pressed needs to add another button. This works. However when I …

Im trying to develop a Android game, the problem is that after like 2 min of playing my game start to lag until it freeze forever I wont put my code cuz i dont want to bother that much and its large and i dont know even where the problem …

Hey everyone! I'm brand new to Android and have been working on a very basic app that just takes a picture with an image overlay and saves it. So far I have figured out how to get the camera preview, take a picture, and do an image overlay on the …

Hello all: I'm teaching myself Android, using Android Studio, and when I try to run the emulator, it doesn't start up. In otherwords I see the mock device, but the start (home?) page does not appear. I've waited the customary 3-5 minutes and I've even tried creating different emulators, but …

Hello i have a website and i want to make it an app. I use php and mysql. What is the best way to start?

Hello i have a problem. I am trying to make my website an application. I am having problem on the login page. I made the connection with the database but i cant log in as a user. this is the code. Can anyone help me? <?xml version="1.0" encoding="utf-8"?> <s:View xmlns:fx="http://ns.adobe.com/mxml/2009" …

I am using Eclipse helios and Android 4.1.2 i have followed the following documentation https://docs.google.com/document/pub?id=19nQzvKP-CVLd7_VrpwnHfl-AE9fjbJySowONZZtNHzw and done the coding exactly as described in tutorial.when i run my app on emulator it shows "This app wont run unless you update google play services" but on real device which is sony xperia …

hello all, I am working on android project. i have started background music in one of my activity named"myMainScreen.java" now on that activity i have put one button. while clicking on button i will redirected to another activity called"page_play.java" through intent. Music will get stopped on the second activity(page_play). but …

Hello New One in App Developement I need information about.. I want to make Store account in both Google Play and iTunes for hosting of my application so any cost required for registration.where i can register.? any one help me. Thank You

I would like my app to go to another page when i slide it horizontaly. I don't know the appropriate name of such an action and therefore am not able to find any refference on google. Can anyone point out the keyword that I missing and give some links for …

Hi.. I am trying to make a broadcast receiver that receives BOOT_COMPLETED when the decvice is powered up; and eventually I want to launch my application. Here's my code: MainActivity.java BroadcastReceiver mReceiver = null; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); //receiver IntentFilter filter = new IntentFilter(Intent.ACTION_SCREEN_ON); filter.addAction(Intent.ACTION_SCREEN_OFF); filter.addAction(Intent.ACTION_BOOT_COMPLETED); mReceiver …

I am using [PhoneGap Build](https://build.phonegap.com/) to build an iOS application and using [weinre](http://people.apache.org/~pmuellr/weinre-docs/latest/) to debug. So far so good. I am trying to use the *media-capture* and *file* APIs to capture a video and get its base64 representation. I can get the video recorder to open, take a video, and …

Hi, I am currently writing a class that sends device diagnotic information to a server. My Android device will be installed somewhere else and it should send its status to the server. I did 1. current battery level 2. if the battery is charging Whatelse can I diagnose? Is there …

I ve made an windows phone app in c# and now I m making equal android app. I ve come to the problem where I have to compare some times. In c# there is a well known TimeSpan class but I see that java(Android) does not have such class. Could …

hi everyone, i recently, upload my flash website..it works fine on laptops n pc..but, when i go to view on iphone, windows phone or samsung phone..the result is, i get a blank white page..what can i do about it??can someone help me..apreciate ur kind advise..thanks in advance..

There are two classes: - ListViewActivity extends Activity, - MyAdapter extends BaseAdapter. MyAdapter overrides the getView method and creates an item in ListView, which drawn in ListViewActivity. I want to call setOnClickListener in MyAdapter.getView, but the listener must be placed in another class - not in MyAdapter. Standard approach is: …

Hi, I m new to android mobile appn devlp. Pls suggest me study materials for that. I hav 2 years of xprns in core java appl devlp. I want full detail of 1. how to learn ? that means where to start ? 2. simulators or emulators available 3. Text …

I am creating an AlertDialog that I can enter a new value into a SQLite database. The Insert method works if I call it by itself in the onCreate() method, but when I try to call the method in the setPositiveButton onclick listener it doesn't work, it gives me a …

hello everybody; up to what level can I use javascript (taking advantage of the strength of phonegap or Titanium) to create an android application. ex 1:can I create or run a service (in the android sense) !!! ?? or can I access to the GSM properties like provide package android.telephony.gsm. …

Noob Question, but I am following this tutorial : https://sites.google.com/site/androidappcoursev3/labs/lab-1#2 and I am getting to the bottom and I am confused on what I am supposed to be doing, am I creating a class or an activity and what does it mean when it says **extends android.app.Activity and implements android.view.View.OnClickListener …

hello friends. i just start with android and i got many trouble one is the image size so i can undestund ldp is for low density and it's grow to hdp xhdp, xxhdp...., but i can't undestund how to edit image for the different screen. for exemple i have a …

hello dear friends i'm not a developer not app designer what i know is just buiding website and i'm an autolearner. i have a national champion to make an app mockup in photoshop it is litle hard beacause i must show it with basic function. and i want just to …

I installed Eclipse IDE along with SDK JDK. When I try to create a new Android project it does not appear in context menu. I uploaded image to show. http://s1.postimg.org/b1n9yag9r/ENP.jpg Also image of installed items in SDK manager http://s15.postimg.org/5g5tg2ue3/ASDKM.jpg I've never developed android and this is first time in any …

I trying to compile my code in netbean (no red color highlight in code), but there is an error that cause it to fail. i not sure why is it error. Googled and cant find any helpful tips. one said that too many class in the file @@? can anyone …

hello. i have a project to do for android, i want to make a tourist guide app, but i want to have basic information on app and sometime i want 5 request data from google or from website. i must on app apk app or web application in reality i …

Hello Every one. I'm trying to create a VOIP SIP SDK or a VIOP application for black berry and you can call me damn becuase I have all the required Libraries files and all the related files which are writen in C# and C++ but the problem is that I …

I am developing an android application using java with SQLite. The following code make the error: String selectQuery = "SELECT * FROM User"; Cursor cursor = db.rawQuery(selectQuery, null); I checked my program and I found that the cursor make unfortunatly error. Please help from where is the error come??

Hello all, I need to do some simple project for school in java eclipse... so I went to android developer page and downloaded the adt-bundle for windows... I have 64 bit windows so I downloaded 64 version... I start it and it gives me the error `Android sdk content loader …

Like a person goes into Android Programming and wants the app to work on iOS for Apple. Are they the same or different?

Hello, I am programming for the new(ish) 4 inch retina display of Apple's mobile products. Since I don't have a Mac computer to program with I've had to use Adobe Flash Professional. I realize that in order for the app to run in the full 4" I need to add …

Hi i need your help please I am still learning android...i don't know this error "at android.os.StrictMode$AndroidBlockGuardPolicy.onNetwork(StrictMode.java:1133)"... can you help me how to solve this. Thank you.

**Task:** I'm currently working on my final year project and i have to present my evaluation in 10 days. The only task which is left is to connect my android application to a database through WIFI. **Database:** I have to work on sqlite3, and currently I've Installed Navicat IDE for …

I am retrieving data from sqlite and showing it in a listview using simpleadapter.I don't have any issues regarding Layouts.Still just for your reference : list_item.xml <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="wrap_content" android:orientation="vertical" android:padding="10dp" android:paddingLeft="10dp" android:paddingRight="10dp" > <!-- Name Label --> <TextView android:id="@+id/subject" android:layout_width="fill_parent" android:layout_height="wrap_content" android:paddingBottom="2dip" android:paddingTop="6dip" android:textColor="#421fc4" android:textSize="16sp" android:textStyle="bold" /> <TextView …

I am creating an android application .. in my app.. one of the activity contains 2 radio buttons..i have 2 questions for it... How to select only one radio button at a time, what code will be written? How to decrease the size of the radio icon (Circular icon only, …

We want to start mobile development (starting with Android). Our two most likely candidate tools at this time are Phonegap and Xamarin. I'd like to hear about any thoughts on and experiences with either of these packages. Am trying to decide what to use for a first prototype (business software). …

Hi, I studied Java last year in university but I found it rather difficult - mainly because I made it difficult for myself by not studying as much - but hey. I've been working on a console-based "game" with the language and I've just had a hit of inspiration to …

I m working with teamcity. I want to build an ipa using the code in the repo. i used the code in http://yiannisoftware.wordpress.com/2009/09/27/how-to-build-ipa/ But it only gives the ipa file without the content. Please give suggestions. Either to correct this code or a way to create ant script to build …

Good Day. I am relatively new to android programming and I am having problems displaying action Items on my action bar. I can manipulate my actionbar through Java code (show and hide text, Icon and action bar), however when I try to add my own images to the action bar …

Hello. I am designing a calculator app as part of a project. I have all the buttons inserted in the correct order. My problem is that the last column of buttons horizontally fills up the rest on the unused screen. As the device size scales, the more and more the …

Hi i'm a beginner in android mobile development. I have a question regarding sqlite(Android)... Is there a way for me to be able to import text file onto database other than making it hardcoded..? or if there's not, how can i populate my database if i have a string formatted …

What is the code or what is the simplest way (with explanation, because im a little bit confused) in making an android application automatically adjust it's screen size layout depending on the android device used?

Im going to start learning android java so can anybody please tell me the good book for learning android for beginners?

This is my code. I don't know exactly why the program doesn't work. If I press the button, it should display the corresponding quote and its author. But nothing is displayed. After experimenting, I found out that the try clause of the exception DIDN'T REALLY work. I need help on …

Hello, I would like to learn android programming, but have no knowledge in java whatsoever. Do I need to go through a java course first before starting with android, or is there a way to start programming directly with the latter?

Hello, I have a Ruby On Rails app online which uses devise authentication. I am trying to make an android app which make a request from ror app when a user try to log in (so the users can use same account from ror app). I heard that what I …

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.

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