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Day20

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ANDROID  FIREBASE Firebase evolved from Envolve, a prior startup founded by James Tamplin and Andrew Lee in 2011. Envolve provided developers an API that enables the integration of online chat functionality into their websites. After releasing the chat service, Tamplin and Lee found that it was being used to pass application data that weren't chat messages. Developers were using Envolve to sync application data such as game state in real time across their users. Tamplin and Lee decided to separate the chat system and the real-time architecture that powered it. They founded Firebase as a separate company in April 2012. Firebase Inc. raised  seed funding  in May 2012. The company further raised Series A funding in June 2013. In October 2014, Firebase was acquired by Google. In October 2015, Google acquired Divshot to merge it with the Firebase team. Since the acquisition, Firebase has grown inside Google and expanded their services to become a un...
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Day 19

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ANDROID  GOOGLE MAPS Android allows us to integrate google maps in our application. You can show any location on the map , or can show different routes on the map e.t.c. You can also customize the map according to your choices. Google Map - Layout file Now you have to add the map fragment into xml layout file. Its syntax is given below − <fragment android:id = "@+id/map" android:name = "com.google.android.gms.maps.MapFragment" android:layout_width = "match_parent" android:layout_height = "match_parent" /> Google Map - AndroidManifest file The next thing you need to do is to add some permissions along with the Google Map API key in the AndroidManifest.XML file. Its syntax is given below − <!--Permissions--> <uses-permission android:name = "android.permission.ACCESS_NETWORK_STATE" /> <uses-permission android:name = "android.permission.INTERNET" /> <uses-permissio...
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DAY 18

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                            ANDROID  Broadcast Receiver Broadcast Receivers  simply respond to broadcast messages from other applications or from the system itself. These messages are sometime called events or intents. For example, applications can also initiate broadcasts to let other applications know that some data has been downloaded to the device and is available for them to use, so this is broadcast receiver who will intercept this communication and will initiate appropriate action. There are following two important steps to make BroadcastReceiver works for the system broadcasted intents − Creating the Broadcast Receiver. Registering Broadcast Receiver There is one additional steps in case you are going to implement your custom intents then you will have to create and broadcast those intents. Creating Broadcast Receiver: A broadcast receiver is implemented as a subclass of  B...
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