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When exactly are onSaveInstanceState() and onRestoreInstanceState() called?
...igure (from the official doc ) describes the well-known lifecycle of an Android activity:
5 Answers
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Use URI builder in Android or create URL with variables
I'm developing an Android app. I need to build a URI for my app to make an API request. Unless there's another way to put a variable in a URI, this is the easiest way I've found. I found that you need to use Uri.Builder , but I'm not quite sure how to. My url is:
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Android Fragments: When to use hide/show or add/remove/replace?
...new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f13149446%2fandroid-fragments-when-to-use-hide-show-or-add-remove-replace%23new-answer', 'question_page');
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Running code in main thread from another thread
In an android service I have created thread(s) for doing some background task.
16 Answers
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Converting Secret Key into a String and Vice Versa
...edKey, 0, decodedKey.length, "AES");
For Java 7 and before (including Android):
NOTE I: you can skip the Base64 encoding/decoding part and just store the byte[] in SQLite. That said, performing Base64 encoding/decoding is not an expensive operation and you can store strings in almost any DB w...
Android Game Keeps Getting Hacked [closed]
...d badmouth the game on forums. I don't think this is such a big problem on Android since there aren't as many forums with a large audience, but I wonder if it makes sense to have a disclaimer up front that "pirates copies might not work right".
– EboMike
Apr 9 ...
How to pass data from 2nd activity to 1st activity when pressed back? - android
...turn result to onActivityResult()
Fetching Result from a called activity - Android Tutorial for Beginners
These articles will help you understand how to pass data between two activities in Android.
How do I get extra data from intent on Android?
How can I send data from one activity (intent) to another?
16 Answers
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Removing an activity from the history stack
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You can achieve this by setting the android:noHistory attribute to "true" in the relevant <activity> entries in your AndroidManifest.xml file. For example:
<activity
android:name=".AnyActivity"
android:noHistory="true" />
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Difference between onCreateView and onViewCreated in Fragment
...onViewCreated is a make sure that view is fully created.
onViewCreated android Documentation
Called immediately after onCreateView(android.view.LayoutInflater, android.view.ViewGroup, android.os.Bundle) has returned, but before any saved state has been restored in to the view. This gives subcl...