First year new graduate from liberal arts, java, Android inexperienced person This is a summary of things that were helpful in creating Android apps! (Function implementation)
If there are recommended articles, we will update them from time to time! !!
Unlike iOS, Android devices have a back button, so sometimes it is necessary to think about its operation. Back button = Return to the previous activity, but it is natural to switch the view display. In such a case, the behavior of the button is overridden.
How to change the behavior when pressing the BACK button
If you want to start the phone app when you tap the phone number, you can explicitly issue an intent (use Intent.ACTION_DIAL)
Android WebView “tel:” links show web page not found
When sharing on SNS, issue an intent. If you don't have the app, open it on the web or let it go to the store.
How to throw Intent when you want to share with Gmail / Line / Facebook / Twitter official app
On Android, it is possible to change the brightness of the display on an activity-by-activity basis
[iOS] [Android] How to maximize display brightness
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