CoderzHeaven

Hi all, In today’s tutorial I will show you how to send an image to server using POST method in ANDROID. If you are working in Android studio, then checkout the article here. Uploading an image to server is a basic requirement in many of our application. Sending data to server which is using a […]

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Hello all we all know what are content providers right? Those who are unaware of content providers please visit this link http://developer.android.com/guide/topics/providers/content-providers.html In a breif content Providers are Content providers manage access to a structured set of data. They encapsulate the data, and provide mechanisms for defining data security. Content providers are the standard interface […]

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Hey everyone…….Hope all are well….. This post is about Android Widgets. This is going to be one of the bigger posts in Coderzheaven. This posts helps you to handle multiple instances of a Widget. Many of our problem is to identify different instances of the same widget. But there is a solution to this problem. […]

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Hello all We all have seen toasts right…ok then you have already customized your toasts right. Here I will show you a method to create toasts which will last the time you set and the gravity. You can download the code by clicking on the download links. This is the class that creates the toast […]

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Hello all… This is a simple tutorial for creating a simple popup menu like the one you see in the action bar options button. Actually this is fairly simple with actionBar. But if you don’t want the actionbar and only want the popup menu, then here is the solution. You can read more about PopupMenu […]

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This is a sample program that launches the camera and crop the captured image. Check this link to another crop image example. http://www.coderzheaven.com/2011/03/15/crop-an-image-in-android/ This is the layout xml. activity_main.xml Now this is the Main Java File that implements the crop functionality. Here we are using the “com.android.camera.action.CROP” Intent to crop the Image passing the captured […]

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Here is a simple example showing how to load a database values in a spinner in android. OK we will start. This is the layout for the spinner row. spinner_row.xml This is the layout for the interface. activity_main.xml Now this is the MainActivity.java file that uses the spinner and the database. Join the Forum discussion […]

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Hi all.. In today’s post I will show you how to add actionbar tabs dynamically, remove one by one , hide and unhide them, removing all tabs at once etc. This simple java code does that. First create a project and in the MainActivity, paste this. You may be getting many errors, we will be […]

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Hello all…… I have written a lost of posts on Listviews. You can see that by just searching Listviews in my site. Today I will show you how to create a slide out animation while we delete a row from a ListView. So this is the xml that contains the ListView. Let it be in […]

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Here is a complete example of How to read and write files to SDCARD and application SandBox in Android. First create a new project and inside the mainActivity paste this code. Now create another class named MyFile.java and copy this code into it. Now the layout for the xml file. Note you should give this […]

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