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HelloCompat Sample App

HelloCompat demonstrates the use of the ContextCompat class, part of the V4 support library, to help demonstrate why the support libraries are useful.


For this app you should be familiar with:

  • Creating, building, and running apps in Android Studio.
  • Designing layouts with buttons and text views.
  • Adding dependencies to the build.gradle file.
  • Saving and restoring activity instance state.

Getting Started

  1. Download and open this sample in Android Studio.


Copyright 2016 Google, Inc.

Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file distributed with this work for additional information regarding copyright ownership. The ASF licenses this file to you under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

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