Switch in Android 4.0

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A Switch is a widget introduced in Android 4.0, which is a two state toggle button. You can drag it to one side or the other with your fingers to toggle an option between two states, or you can simply tap on it to change that state of an option(ON or OFF). A Switch is […]

How to create Dialog activity in Android?

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A dialog is a small window which prompts the user to enter additional information. We have discussed about how to create a dialog in one of our articles Dialog.  In this tutorial we would be learning how to create an activity dialog in android. As shown in the below figure, an Activity Dialog is like […]

How to create CheckBoxes in Android

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CheckBox is a fully implemented widget provided by Android. Checkboxes are used for selecting one or more options from a set. In this tutorial we would be discussing about creating the standard and customized CheckBoxes. CheckBox is a special type of button that has two states, checked and unchecked. The CheckBox in Android is as […]

Fragments in Android

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Fragments are like sub-activities which are objects that represent parts of an activity’s UI. Fragment is a modular section of an activity, which has its own lifecycle, receives its own input events. Multiple fragments can be combined to form a single activity to build multipane UI and reuse it as a single fragment in multiple […]

What is StrictMode in Android? – Part 2

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In our previous post StrictMode Part 1  we had discussed how to set up StrictMode in development environment and how to run your application with StrictMode enabled on emulator. In this tutorial we would be discussing more about dealing with StrictMode. The main topics that we are going to discuss are, Turning off StrictMode When your […]

What is StrictMode in Android? – Part 1

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StrictMode is a special class for verifying that your Android application is not doing things like disk I/O, Network access from the UI thread. This is a debugging feature introduced in Android 2.3. This developer tool detect things done accidentally and bring them to your attention so that you can fix them so as to avoid […]

AsyncTask in Android

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AsyncTask is an Helper class that allows you to perform background operations and updating the UI when the task completes. After the execution of the Background task, the results are published on the UI thread. It is ideal for running short operations that spans for few seconds. It serves better when compared to Threads and […]

Threads and Handlers in Android

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When an android application is launched, a thread for that application is created by the system. This thread is called “main” or “UI thread”. Android uses single thread model ie. the system does not create a separate thread for each instance of a component. When you perform a long running task like database access, your […]

How to create ProgressDialog in android?

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Android Progress Dialog is an extension of the AlertDialog class that can display a spinner wheel or a progress bar. These dialogs help us to inform the users about the time consuming tasks and keep them involved till they get their work done. Android progress dialog can be of two types. ProgressDialog with a horizontal […]

How to add lists, Checkboxes and Radio buttons to an AlertDialog – Android

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A Dialog is a small window that appears in front of the current Activity.  An AlertDialog is a Dialog which can have zero, one, two or three buttons. We have discussed about creating a simple AlertDialog in one of our earlier posts AlertDialog.  The previous tutorial on AlertDialog demonstrated how to create an AlertDialog which […]

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