W2class Tutorials for Android, Java, Php, Html

Android splash screen are normally used to show user some kind of progress before the app loads completely. Some people uses splash screen just to show case their app / company logo for a couple of second. In this tutorial we are going to learn how to implement splash screen …

I am going to demonstrate developing a simple android application. This application is about turning on and off device flashlight / torchlight with simple touch. Please note that this app is targeted to mobile devices only, i am not sure how this app looks in tablet devices.

Using the below function you would be able to get complete whois details regarding the owner of any domain. This is the easiest way to find details of any domain.

A content provider component supplies data from one application to others on request. Such requests are handled by the methods of the ContentResolver class. A content provider can use different ways to store its data and the data can be stored in a database, in files, or even over a …

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 – …

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 …

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 …

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).

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).

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 …