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Android

Learn the basics of Android and Java programming. This class is designed for students who are new to programming and want to build Android apps.

Android Activity Lifecycle

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An activity represents a single screen with a user interface just like window or frame of Java. Android activity is the subclass of ContextThemeWrapper class. An Android Activity has a Lifecycle during which it performs a few things. The first question when reading about Lifecycle of Activity Lifecycle is – ...

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Android Broadcast Receivers Example

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Broadcast Receivers simply respond to broadcast messages from other applications or from the system itself. These messages are sometime called events or intents. For example, applications can also initiate broadcasts to let other applications know that some data has been downloaded to the device and is available for them to ...

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Android Background Service Example

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In this example we are going to learn about Android Service. The Android Service is one of the most important components and building blocks in an Android System. One obvious characteristic of the Service component is that it offers no UI. It’s simply a program that runs on the background ...

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Android Registration Screen Design

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Almost all android application will have login or registration process in order to authenticate a user. In this article i will be demonstrating how to design android registration screen design (note that it just designing the screens – no database connection or user validation).

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Android Login Page Screen Design

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Almost all android application will have login or registration process in order to authenticate a user. In this article i will be demonstrating how to design android login screen design (note that it just designing the screens – no database connection or user validation).

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Dynamically add Fragments to an Activity in Android

Fragments are more often used for user interfacepurposes. Fragments are used when the user wants to see two different views of two different classes on the same screen. In this article , we will create an Android application in which a fragment can be added to an activity on a ...

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Android Gridview

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Android GridView shows items in two-dimensional scrolling grid (rows & columns) and the grid items are not necessarily predetermined but they automatically inserted to the layout using a ListAdapter. An adapter actually bridges between UI components and the data source that fill data into UI Component. Adapter can be used ...

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Android Transparent Background | Set Opacity in Android | Make android application with transparent background

Using this simple code you can make android application background transparent and in other words you can set opacity in background. Step 1 : In your manifest make that activity theme to Translucent- <activity android:name=“com.w2class.transparent.background.MainActivity” android:theme=“@android:style/Theme.Translucent” android:label=“@string/app_name” > Step 2 : Now your page will be 100% transparent, so if you need ...

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