How do I start developing Android apps?
Step 1: Create a new project
- Open Android Studio.
- In the Welcome to Android Studio dialog, click Start a new Android Studio project.
- Select Basic Activity (not the default). …
- Give your application a name such as My First App.
- Make sure the Language is set to Java.
- Leave the defaults for the other fields.
- Click Finish.
What is start activity in Android?
Starting activities or services. To start an activity, use the method startActivity(intent) . This method is defined on the Context object which Activity extends. The following code demonstrates how you can start another activity via an intent.
What is start activity for result in android?
By the help of android startActivityForResult() method, we can send information from one activity to another and vice-versa. The android startActivityForResult method, requires a result from the second activity (activity to be invoked).
How do I start learning to develop apps?
How to learn Android development – 6 key steps for beginners
- Take a look at the official Android website. Visit the official Android Developer website. …
- Check out Kotlin. …
- Get to know Material Design. …
- Download Android Studio IDE. …
- Write some code. …
- Stay up to date.
What is Java used for?
One of the most widely used programming languages, Java is used as the server-side language for most back-end development projects, including those involving big data and Android development. Java is also commonly used for desktop computing, other mobile computing, games, and numerical computing.
Which method creates an intent to start another activity?
Start the Second Activity
To start an activity, call startActivity() and pass it your Intent . The system receives this call and starts an instance of the Activity specified by the Intent . Now you need to create the DisplayMessageActivity class in order for this to work.
Which method should you use to start a sub activity?
Just create an Intent (with a reference to the sub-Activity class), and call startActivity(intent, correlationId) and this will launch the sub-Activity.