Actually these are done using services in ANDROID. These are called BroadcastReceivers.Your class has to extend the BroadcastReceiver class to get these broadcast events. But note that these services need to have an interface. So you will not see any UI on the device. But don’t think your application is not running or not installed.… Read More »
This is a simple example that shows how many bytes are free in your SDCard. Inorder to run this example, you have to create an SDCard and start the emulator with the SDCard. Now create a fresh project and name it “FreeSpaceActivity.java” and copy the following code to it. The main.xml file AndroidManifest file Please… Read More »
When you are working on an Android application that stores data in a SQLite database.There arise many questions like where does this database file get stored on the filesystem ? How can we access the database? I will give solution to all these problems. I created the SQLite database from my previous post about Using… Read More »
Hi, Sometimes you may need to find whether a particular year is leap year or not. But how can you find out whether a particular year is leap year or not in C# ? Use the following code. And the output is, Is the year 2011 a leap year ? = False 🙂
Hi, In order to access all the items of an array in C#, use the following lines of code. We are using foreach loop to access all the elements of an array in C#. It will print out, Spell: Apple Spell: Ball Spell: Cat 🙂
Hi, Want to see a simple example on how to search an array in c# ? See the following lines of code. Output-“Yahooo! Found it in Array!!!” 🙂
Hi, Want to know how to replace a string in C#? See the following code. Guess output? “Codings” 🙂
Hi, Want to know how to insert a string at a particular position in C# ? See the following code. It will print- “Coderz Codes Heaven” 🙂
Hello ANDROID Lovers…….. In today’s tutorial I will show you how to deal with SQLite Databases in ANDROID. You know that SQLite are Lightweight databases which is maintained only on the client side. They don’t need a server. The SQLite databases are simply a file wrapped around with some stuff which helps us deal with… Read More »
Hi, Sometimes you may need to find the distance between two CGPoint in cocos2D or box2D using Objective C. See the following code to see how you could do that. 🙂
Hi, In most situations we have to use progress bar dialogs, Alert View Dialogs and Our own custom Dialogues in our applications. In most situations the built in dialogs may be enough but in certain other situations we have to build our own dialogs for better user experience. But still there is problem people don’t… Read More »
By adding a custom shape we can make the layout more attractive. For this we have to create a xml file and specify this in the main layout xml file First make a xml inside the drawable folder. Then in the main file specify this shape like this. The “category” is the name of the… Read More »
Hello all….. I have already covered this in another tutorial (click here for that post), but there I didn’t mention this method of simulating a call or SMS in android emulator. Let’s see how to do this… First start your emulator. Wait until it is Home. Then in Eclipse go to DDMS perspective. Look at… Read More »
Hi, How to take screenshot of your application in ANDROID Using Eclipse? It’s really simple … Go to your DDMS perspective On the left side in devices click the screen capture button.
Hi, Sometimes you may want to detect shake gesture in iPhone using your programs. But how can you detect shake gesture in iPhone? Shake gesture in iPhone can be detected by using the accelerometer. The following lines of code can be used for detecting the shake gesture in iPhone. You can use these lines of… Read More »
Hello everyone…… Of course for the above question there are other ways to do it. This is one simple method Start two emulators and call each other, but the problem is it will be time consuming and memory will be consumed. Another method 1. First start your emulator and make sure it’s running. 2. Then… Read More »
Hi, If you are a game developer and you are using box2D for real world simulations, you would probably need a particular body to be removed from the box2D world! But how can you remove box2D body from world ? See the following sample code which does the same. – (void)ccTouchesEnded:(NSSet *)touches withEvent:(UIEvent *)event {… Read More »
Hi all…… Here is a simple example of expandandable ListView in ANDROID. But I am not going to explain any code, because everything is explained inside the java file. Make sure to read it. The main.xml file. The child_row.xml The group_row.xml The strings.xml (This file contains the string for the color that is used for… Read More »
Hello all…… By default telnet is not enabled in Windows Vista and Windows 7. So you need to turn own the option for telnet . For this 1. Open control Panel 2. Programs and features 3. Turn Windows feature On or OFF 4. Check Telnet Client. Now open command prompt and run telnet
Hello everyone…….. In this simple example I will show you how to use Text To Speech in ANDROID. This is one of the unique features in ANDROID. Unlike iPhone , ANDROID has a built in TTS Library which supports many languages. But iPhone doesn’t have this feature. They have to depend on third-party software for… Read More »
First create a database named “mydatabase” in MySql. Then create a table “tbl_user” with three fields (id, username and password). The next step is to create a php page which will communicate between the MySql database and the android application. For this create a “Connections.php” page as shown below. It will set up a connection… Read More »
Hi, Dollar ($) sign is a shortcut for jQuery. But sometimes it may have conflict with some other JavaScript library functions which also uses $ sign. What to do then? Its simple. Use jQuery noConflict() method for creating any custom names. See for yourselves. I am going to hide! Hide it! Here ‘jqNew’ is your… Read More »
Hi all …. In this example I will show you how to open a new window from an adobe AIR Application. First you create a new Flex Project and named FirstWindow. Now you have FirstWindow.mxml in your project. Go on open it and copy the following code to it. Now right click on the src… Read More »
Hi, Sometimes you may need to find/search a particular item in NSArray. How can you find whether a particular item is present in NSArray or not? Look at the code below. Here ‘yourArray is your NSArray and ‘containsObject’ returns either TRUE or FALSE and it get stored in ‘testFlag’. 🙂
Hi, Sometimes you may need to empty an NSMutableArray which is already initialized with some objects. You don’t need to release it and again alloc it for future use! You can simply empty an NSMutableArray using the following line of code. [yourArray removeAllObjects]; Here ‘yourArray’ is your NSMutableArray. 🙂