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December 25, 2015 19:08
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Android Notes.txt
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| Very good android tutorial for iOS devs: https://www.objc.io/issues/11-android/android_101_for_ios_developers/ | |
| Activities and Intents: | |
| Activities are like UIViewControllers. | |
| Activities have return values (An image editing activity can return a modified version of an input image from the input intent, for example). | |
| Intents create new Activities -- Intents start Activities | |
| Intents contain 2 things-1)Data 2)Action | |
| Starting Activities with Intents is somewhat similar to creating a new UIViewController with a custom init method. | |
| Activities can also return results when finished (goodbye modal delegates!) | |
| Intents need a context. | |
| Fragment: | |
| More modularized version of activitys so you can have multiple "VC's" on a screen, modularly. | |
| Adapter: | |
| UITableViewController similar to ListActivity or ListFragment | |
| on Android we don’t have datasources and delegates for ListView. Instead, we have adapters. Ex: `ArrayAdapter` | |
| adapter has an important method named getView, which is very similar to cellForRowAtIndexPath | |
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