Android Menu

Menu’s are used to provide a familiar and consistent user experience, you should use the Menu  to present user actions and other options in your activities. such as searching for information, saving information, editing information, or navigating to a screen. Types of menus: Options menu and app bar : Options menu: Appears in the app bar and […]


This is the directory Structure of Android Explicit Intent Example. Explicity Intents are used to start other Activity within the same Appication. I have expalined more in details about Intents.If you want to know more about Intents Click here Android Intents     To work with Android Explicit Intent’s we have to create project in Android Studio. […]


________________________________________________ SQL databases : It is used to Store data in tables of rows and columns. The intersection of a row and column is called as a field and contains data. The fields are references to other fields or other tables Fields contain data, references to other fields, or references to other tables. Rows in […]

Android Activity

In Android studio Activity is a starting point OR entry point to start an application. Activity performs several tasks when we start an android application with the call back methods. we start an application first it call’s a Call back method i.e. onCreate() method and ends the application when we close then it call’s onDestroy() call back method. […]

Android First App

First open Android Studio In Run as Administrator mode it opens Android Studio. Follow the below steps to create first android Hello World Application. After starting the Android Studio Select Start a new Android Studio Project and then click on next     In Application Name : Give any name you want i have given […]

Android Intents

Intents :   Intents are used to navigate  between two activities within the application means same app or outside the application means from the other activity within same the device outside the app. It is more important to know more about Intents in Android. Intent Starting an activity : An Activity represents a single screen in an […]

Android Layout

Layout : A layout defines the Design or structure for a user interface in your app, such as in an activity. All elements in the layout are built using a hierarchy of View and ViewGroup objects. user can see views  and interact with it. but ViewGroup is  invisible  and  that defines the layout structure for View and other ViewGroup objects The View objects are usually […]

Android Manifest

  Manifest File : Every app project must have an AndroidManifest.xml file (the name has it’s importance) at the root of the  project source set. The manifest file describes the important essential information about your app to the Android build tools, the Android operating system, and Google Play. The manifest file is required to declare the following : […]

Android Resource

Resource: You should always externally use app resources such as images, color and strings ctc. from your code, so that you can maintain them separately and independent. You should also provide alternative resources for specific device configurations, by grouping them in specially-named resource directories. At runtime, Android uses the preferred resource based on the app […]

Android Emulator

In Android Studio after creating android project we have to test OR run the created project. to test the project  we need android  Emulator that is Android Virtual Device(AVD). Emulator represents a specific android device. Using Emulator we will run the application without .apk file. Emulator used to fix the issue OR bugs while testing […]

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