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#NASA PICTURE OF THE DAY ANDROID WIDGET HOW TO#
#NASA PICTURE OF THE DAY ANDROID WIDGET FOR ANDROID#
#NASA PICTURE OF THE DAY ANDROID WIDGET DOWNLOAD#

You’re about to explore the vastness of RecyclerViews, and no competent commander heads into the unknown without preparation.

Paste the API key into the api_key string resource, replacing INSERT API KEY HERE: Next, copy the API key and open the strings.xml file in your project. To get a key, put your name and email address into and copy the API key that appears on the screen or in your email. To use the Astronomy Picture of the Day API, one of NASA’s most popular web services, you need an API key. It’s empty! Before adding NASA’s amazing astrophotography, you need to do some set up. Click the Run app button at the top and you’ll see this:

Get the starter project using the Download Materials at the top or bottom of this tutorial and open it in Android Studio. Review our introductory tutorials for a refresher! Getting Started

Prerequisite note: You’ll need Android Studio 3.0 or greater and a working knowledge of developing for Android with Kotlin before starting this tutorial.

How to change the layout of RecyclerViewįor this tutorial, you’ll use the sample app Galacticon to build out a feed of astronomy photos from a public NASA API.

The purpose and components of RecyclerView.

In this tutorial, you’ll experience the power of RecyclerView in action and learn: Google announced a support library to make this clean, green recycling machine backwards compatible all the way to Android Eclair (2.2), released in 2010. The result? Recycling enthusiasts and developers alike rejoiced at the release of the RecyclerView widget for Android Lollipop. Applying this concept to development, Android engineers realized recycling can also make an OS run efficiently. It’s a way to make sure we’re not buried in our own rubbish or lacking resources in the future. Darryl Bayliss wrote the original and Rod Biresch provided the original update. NASA shall in no way be liable for any costs, expenses, claims, or demands arising out of the use of the Widget by your or those who access the Widget through you.Update note: Kevin Moore updated this tutorial for Kotlin, Android 28 (Pie) and Android Studio 3.3.

Permission to use the Widget does not include permission to use the NASA Insignia (the “Meatball” logo), or any other NASA identifier, in any manner except as the same appears in the actual Widget. The Widget may not be used in any manner that expresses or implies that NASA endorses any product, service, or enterprise, including any website or webpage upon which the Widget is displayed. THIS Widget, THE MATERIALS, AND THE SERVICES ARE PROVIDED ON AN "AS IS" BASIS WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, AND NASA SHALL NOT BE LIABLE FOR ANY CLAIMS OR DAMAGES WHICH MAY ARISE THROUGH USE OF THE WIDGET. NASA shall not be liable to you or any third party should NASA exercise its right to modify or discontinue the Widget or part of it. NASA reserves the right to modify or discontinue the Widget or a portion or attribute thereof, or the offering of any information, content, or service, with or without notice. You understand that NASA does not endorse or warrant any particular content or information available via the Widget or guarantee the accuracy, integrity or quality of such content or information. You agree to allow the National Aeronautics and Space Administration (“NASA”) to post content that will appear on your site. By using the Spot the Station Widget (“Widget”), you agree to the following:

#NASA PICTURE OF THE DAY ANDROID WIDGET DOWNLOAD#

#NASA PICTURE OF THE DAY ANDROID WIDGET FOR ANDROID#

#NASA PICTURE OF THE DAY ANDROID WIDGET HOW TO#