The NFC Data Exchange Format ( NDEF) is a standardized data format that can be used to exchange information between any compatible NFC device and another NFC device or tag. The data format consists of NDEF Messages and NDEF Records.
In the first part of this article we got an introduction about various frameworks available to us for writing tests for an Android app. We also saw some best practices that could be followed to write more testable code.
In app development, a variety of use cases and interactions come up as one iterates the code. The app might need to fetch data from a server, interact with the device’s sensors, access local storage, or render complex user interfaces.
Recently, I started Reading Kotlin In Action by Dmitry Jemerov and learned about Data classes in Kotlin. It’s one of the best books out there to get started with Kotlin. You can buy the paperback edition of the book from Amazon.
I wrote a simple activity in Koltin which takes a user name as input and simply displays it in the TextView. Here’s how the activity looks like.
And the code for the activity is,
Take a look at the below string
<string name="notifications_talk_page_message" formatted="false">%s left a message on your %s page</string> The string contains a format parameter, %s which can be replaced by a string value.