Create project
Add permission in manifest
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" /> <uses-permission android:name="android.permission.INTERNET" />
Add dependancies and let it sync
compile 'com.squareup.retrofit2:retrofit:2.3.0'compile 'com.squareup.retrofit2:converter-gson:2.3.0'compile 'com.squareup.okhttp3:okhttp:3.9.1'compile 'com.squareup.okhttp3:logging-interceptor:3.9.0'compile 'com.google.code.gson:gson:2.8.2'compile 'com.squareup.picasso:picasso:2.5.2'compile 'com.jakewharton:butterknife:8.8.1'annotationProcessor 'com.jakewharton:butterknife-compiler:8.8.1'
