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Learn Android Programming

By DroidHopRadio

Introduction

Anyone who wants to learn how to create android apps.

DroidHopRadio — Creator of DroidHop Radio Social Music Network. Developer of many websites, apps &consultant to many. ...

4 java.lang.IndexOutOfBoundsException: Invalid index 2, size is 2

Scenario:- I have two ArrayList list contains images postList contains position of selected images now when ever i am selecting the images and press delete menu ,it should delete the selected images . when i am running the code in debug ,its working fine and give the desire output. but when i am running it normal mode ,its crashing and

5 App Indexing for Google Search

In this video, product manager Lawrence Chang presents an overview of the new App Indexing API for Android that lets you specify links -- through your app itself -- for App Indexing. It also gives you a way to re-engage users through the Google app autocompletions.

6 Why Ice Cream Sandwich Crashes your App

The following question has plagued StackOverflow ever since Ice Cream Sandwich's initial release: My application works fine on devices running Android 2.x, but force closes on devices running Honeycomb (3.x) and Ice Cream Sandwich (4.x). Why does this occur? This is a great question; after all, newer versions of Android are released with the expectation that old apps will remain

8 Android StrictMode for all platform versions - simpligility

With the release of the Android platform 2.3 aka Gingerbread a while ago us developers got a great tools into our hands: StrictMode. Unfortunately if you application still needs to be run on on older versions of Android you are a bit out of luck. Until now at least because I will show you how to use StrictMode in development

9 Why Ice Cream Sandwich Crashes your App

The following question has plagued StackOverflow ever since Ice Cream Sandwich's initial release: My application works fine on devices running Android 2.x, but force closes on devices running Honeycomb (3.x) and Ice Cream Sandwich (4.x). Why does this occur? This is a great question; after all, newer versions of Android are released with the expectation that old apps will remain

10 how to solve android.os.NetworkOnMainThreadException in json

Take the 2-minute tour × Stack Overflow is a question and answer site for professional and enthusiast programmers. It's 100% free, no registration required. This question already has an answer here: This error is occure on only emulator but completely run on mobile... error 07-30 05:38:09.024: E/AndroidRuntime(941): android.os.NetworkOnMainThreadException 07-30 05:38:09.024: E/AndroidRuntime(941): at android.os.StrictMode$AndroidBlockGuardPolicy.onNetwork(StrictMode.java:1117) 07-30 05:38:09.024: E/AndroidRuntime(941): at libcore.io.BlockGuardOs.connect(BlockGuardOs.java:84) 07-30 05:38:09.024:

11 Android StrictMode - NetworkOnMainThreadException

I have writen about StrictMode before. In case you have not noticed; StrictMode for network access results in a fatal error as for Android 3.0 (Honeycomb) or later, unless your app is targeting an API version before Honeycomb. The right way of solving this is to use Android AsyncTask for network access. The lazy way of handling this is to

12 Android Beginning Bunch: android.os.NetworkOnMainThreadException

android.os.NetworkOnMainThreadException i am facing problem, when i am try access weburl using HTTPClient Android SDK Versiong above 9 i got android.os.NetworkOnMainThreadException error. Below i added solution for this one, you can check it. 06-12 18:21:57.192: W/System.err(19398): android.os.NetworkOnMainThreadException 06-12 18:21:57.202: W/System.err(19398): at android.os.StrictMode$AndroidBlockGuardPolicy.onNetwork(StrictMode.java:1084) 06-12 18:21:57.202: W/System.err(19398): at libcore.io.BlockGuardOs.connect(BlockGuardOs.java:74) 06-12 18:21:57.202: W/System.err(19398): at libcore.io.IoBridge.connectErrno(IoBridge.java:127) 06-12 18:21:57.212: W/System.err(19398): at libcore.io.IoBridge.connect(IoBridge.java:112) 06-12 18:21:57.212: W/System.err(19398):

14 Painless threading | Android Developers Blog

Whenever you first start an Android application, a thread called "main" is automatically created. The main thread, also called the UI thread, is very important because it is in charge of dispatching the events to the appropriate widgets and this includes the drawing events. It is also the thread you interact with Android widgets on. For instance, if you touch

16 6 Awesome YouTube Videos To Help You Learn Android Development

Show - don't tell. Being able to watch someone do something as they tell you what's happening has been the way of conveying knowledge since before written language. Maybe that's why how-to videos are so popular. Yet when you have a half-billion people posting how-to videos, there will be more videos that suck than are successful. Let's turn up the

17 Android tutorial for beginners

Learn and become an expert in developing android applications. In order to fully appreciate the below tutorial, basic knowledge on Java and XML is a prerequisite. Check out tutorials for :- ANDROID DEVELOPMENT TUTORIALS Learn how to setup the environment for android development, create virtual devices and some of the app fundamentals involved in developing android application... SETUP ANDROID DEVELOPMENT

18 What API level should I target? " Random

There's a lot of confusion in this area. A common misconception is that if you want your app to run on everything from 2.1 to 4.0, you have to target 2.1. That's wrong. This post will cover most of what you need to know to get started on making apps that not only supports an old API level, but also

24 Introduction : How to save data in your Android application

This is the first post in a series explaining the various ways to save data and application state in an Android application. There are many mechanisms in the Android SDK that can be used to save data, and it is something confusing to decide which one to use and when the operation should be triggered. One of the first and

25 Mystic Blog

Hi friends, when I did a quick search on above topic, I found answer on blogs, but they were not organized or were not easier to understand and start. So, here is a quick and short installation guide for setting up Android development environment using Eclipse. Eclipse is best IDE for Android development so, I suggest using eclipse and get

39 PhoneGap's Local App Storage

With Storage you can store application data similar to mySQL database tables. In this tutorial you will learn how to create a table and insert data into it. For this tutorial you should have some basic mySQL knowledge. This tutorial was created on a machine running Ubuntu 11.10, using Aptana Studio 3 as the development IDE and tested on a

41 APK Downloader - Download Google Play Apps Directly

How does this Online APK Downloader work?Well, there's a group of monkeys working behind the scene 24/7 to fetch your apps that you want to download Is the file that I downloaded same as in Google Play?Yes, Please do a MD5 file or developer certificate check if you have doubts Can I download paid apps?To prevent piracy, you are not

42 APK Downloader Pulls APK Files Directly From Google Play

Being unable to install an app on your device from the Play Store is a pain. Fortunately, a developer has created a tool that lets you pull an APK directly from Google's servers and side load it yourself. Handy! If you want to install apps no longer supported onto your new phone or tablet you may wish to... Read more

44 Android review sites, the ultimate list to help market your app

[Update]: Tired of doing submissions by yourself? I can help you, check out how here: 140+ App review sites requests As an Android developer you know by now that when you finish working on your app and get it published on Google Play the other half of work just starts, the work you like less: marketing. However this is an

45 20 Android apps download store alternatives!

I originally wrote a list of 15 ways how to download Android apps without the Android market here, but as that list of Android apps download resources was getting a little out of date and as other alternatives popped up I've decided to write an updated version. Why would I need an alternative Android apps download site?You might be thinking

46 AppsGeyser Blog

How to: Create an Android Browser App in 8 Simple StepsSeptember 14th, 2012 An Android browser app is an app that is created for a specific topic It is is set up with pre-set links that allow your user to navigate various resources without leaving your application. Browser apps are increasing in popularity because they meet all the user requirements.

51 Suggest Content

This form should be used to suggest content for the XDA Portal. We will eventually have a special section for developers to send us information about software releases, but for now, they should feel free to use this as well. Please note: Submissions must either be development work or free, original applications created here on XDA. Please link to the

52 RevMob Android SDK

RevMob, the best solution for Global Mobile Advertising. Our unique and easy targeting solution for Agencies and Advertisers is the best way to engage a global audience. Our innovative solutions help Publishers and Developers to maximize revenues/eCPMs and increase user LTV.

57 Mobile Ad Network with Direct Deal Transparency | AppFlood

As the largest global mobile RTB platform from China, AppFlood can help premium publishers get more money for their undervalued or unused Chinese traffic. We have an experienced local sales team in Beijing and established relationships with top Chinese companies like Baidu and Kingsoft. AppFlood's programmatic technology guarantees low latency between East and West.

58 101 Ways to Make Money with Your iPhone, Android or Mobile App

Just a few short years ago, the concept of an app for a mobile phone was completely foreign. But as smartphones have become ubiquitous, the app business has boomed into a multi-billion-dollar industry, with hundreds of thousands of products and millions of daily consumers. Given the nature of mobile apps, this young industry remains very fragmented; there are a few

61 Set Up Google Play Services SDK

To develop an app using the Google Play services APIs, you need to set up your project with the Google Play services SDK. If you haven't installed the Google Play services SDK yet, go get it now by following the guide to Adding SDK Packages. To test your app when using the Google Play services SDK, you must use either:

63 Planet Firefox OS

With all the new platforms in which we can run Firefox OS, there are so many things we can do! Phone servers might be limited by battery, but a Raspberry PI running Firefox OS and connected to a power source can be an interesting platform with which to experiment with this kind of easy-to-write web servers.

64 ZTE OPEN hard reset

Details by Hard Reset Before you buy a new cell phone or new tablet, please try the following procedure to repair your device. First charge your battery, backup your important data if possible and in most cases take out SIM and SD card before factory reset. It is impossible to recover your data after doing a hard reset, so online

65 Download MobiOne Studio | Cross Platform Mobile Apps | Test iPhone Apps | Build iPad Apps

MobiOne Studio was Genuitec's entry into the ever-changing world of mobile development. It made it easy for non-developers to create simple mobile applications. But, for real-world enterprise mobile, more is needed than can be provided by MobiOne Studio. The good news is that MobiOne opened the door to hybrid app and build capabilities on both Windows and Mac. With MyEclipse

66 Android Drawables - Tutorial

A Drawable resource is a general concept for a graphic which can be drawn. The simplest case is a graphical file (bitmap), which would be represented in Android via a BitmapDrawable class. Every Drawable is stored as individual files in one of the res/drawable folders. Typically you would store bitmaps for different resolutions in the-mdpi,-hdpi,-xhdpi,-xxhdpi subfolders of res/drawable. The ADT

67 Signing Key Not Found. - Solved

Posted 27 June 2013 - 07:40 PM Hey there GM community, I've been developing this game for a couple of months now and I recently formatted my computer. I made sure to back up the Keystore file and the details even though I've got them backed up on a usb memory stick and Google Drive. When reinstalling gm studio, i

68 Android Location API - Tutorial

Android Location API - TutorialAndroid Location API The following assumes that you have already basic knowledge in Android development. Please check the Android development tutorial for the basics. Most Android devices allow to determine the current geolocation. This can be done via a GPS (Global Positioning System) module, via cell tower triangulation or via wifi networks. Android contains the android.location

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