page.title=Connectivity page.landing=true page.landing.intro=Android provides rich APIs to let your app connect and interact with other devices over Bluetooth, NFC, Wi-Fi P2P, USB, and SIP, in addition to standard network connections. page.landing.image=images/develop/connectivity.png @jd:body <div class="landing-docs"> <div class="col-6"> <h3>Blog Articles</h3> <a href="http://android-developers.blogspot.com/2011/09/androids-http-clients.html"> <h4>Android’s HTTP Clients</h4> <p>Most network-connected Android apps will use HTTP to send and receive data. Android includes two HTTP clients: HttpURLConnection and Apache HTTP Client. Both support HTTPS, streaming uploads and downloads, configurable timeouts, IPv6 and connection pooling.</p> </a> </div> <div class="col-6"> <h3>Training</h3> <a href="http://developer.android.com/training/efficient-downloads/index.html"> <h4>Transferring Data Without Draining the Battery</h4> <p>This class demonstrates the best practices for scheduling and executing downloads using techniques such as caching, polling, and prefetching. You will learn how the power-use profile of the wireless radio can affect your choices on when, what, and how to transfer data in order to minimize impact on battery life.</p> </a> <a href="http://developer.android.com/training/cloudsync/index.html"> <h4>Syncing to the Cloud</h4> <p>This class covers different strategies for cloud enabled applications. It covers syncing data with the cloud using your own back-end web application, and backing up data using the cloud so that users can restore their data when installing your application on a new device.</p> </a> </div> </div>