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Christopher Perry

San Diego, CA

Android Engineer @ GoPro.

Not a doctor.

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Top Questions
373 votes

Android: How do I prevent the soft keyboard from pushing my view up?

android layout keyboard view asked Nov 17 '10 at 18:38
stackoverflow.com

260 votes

Valid values for android:fontFamily and what they map to?

android fonts styles asked Oct 30 '13 at 18:57
stackoverflow.com

211 votes

How does setting baselineAligned to false improve performance in LinearLayout?

android listview android-lint asked Feb 16 '12 at 22:14
stackoverflow.com

174 votes

When do you use map vs flatMap in RxJava?

java mapping rx-java flatmap asked Apr 3 '14 at 19:26
stackoverflow.com

148 votes

Android: When is onCreateOptionsMenu called during Activity lifecycle?

android android-fragments oncreate asked Oct 9 '11 at 19:20
stackoverflow.com

125 votes

What is Android keystore file, and what is it used for?

android keystore asked Jul 27 '11 at 18:46
stackoverflow.com

115 votes

Android: Temporarily disable orientation changes in an Activity

android screen-orientation android-orientation asked Aug 31 '10 at 17:11
stackoverflow.com

103 votes

How do you remove the title text from the Android ActionBar?

android android-actionbar asked Oct 5 '11 at 1:38
stackoverflow.com

77 votes

Android: Where is the Spinner widget's text color attribute hiding?

android text colors spinner asked May 28 '11 at 1:26
stackoverflow.com

67 votes

Android: getSupportActionBar() always returns null in ActionBarSherlock library

android android-actionbar actionbarsherlock asked Sep 3 '11 at 17:46
stackoverflow.com

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Top Answers
122
Android: How can I validate EditText input?
stackoverflow.com

91
Android: ClassCastException when adding a header view to ExpandableListView
stackoverflow.com

74
DialogFragment with clear background (not dimmed)
stackoverflow.com

56
Unit testing code with a file system dependency
stackoverflow.com

50
Convert String[] to comma separated string in java
stackoverflow.com

42
How do you remove the title text from the Android ActionBar?
stackoverflow.com

35
How to use selector to tint ImageView?
stackoverflow.com

29
Unit testing Room and LiveData
stackoverflow.com

29
Android Spinner - How to make dropdown view transparent?
stackoverflow.com

23
Show fragment as a dialog or as a usual activity
stackoverflow.com

19
Flipping a bitmap in android help?
stackoverflow.com

17
android change language listener
stackoverflow.com

16
How to reference a style in a custom theme
stackoverflow.com

15
How to replicate android:editable=“false” in code?
stackoverflow.com

14
How to make my TextView width half of its parent?
stackoverflow.com

14
R.java file from Android library project not importing into application project
stackoverflow.com

14
Android: Temporarily disable orientation changes in an Activity
stackoverflow.com

11
How to convert a LatLng and a radius to a LatLngBounds in Android Google Maps API v2?
stackoverflow.com

9
Android: Unit testing Android applications with Robolectric and Mockito
stackoverflow.com

8
Android: How can I speed up the scrolling of GridView?
stackoverflow.com

7
How do I get the test class instance JUnit is running test cases on from inside the ClassRunner?
stackoverflow.com

7
IllegalArgumentException when using Otto with a retained Fragment
stackoverflow.com

7
Wifi doesn't work unless I turn it off then on again
apple.stackexchange.com

6
Avoid button multiple rapid clicks
stackoverflow.com

6
Rounded Button in Android
stackoverflow.com

6
Assert ImageView was loaded with specific drawable resource ID
stackoverflow.com

5
Open an image using URI in Android's default gallery image viewer
stackoverflow.com

5
Robolectric tanks on Application objects that load JNI libraries. Can I get a workaround?
stackoverflow.com

5
Android: Prevent multiple onClick events on a button (that has been disabled)
stackoverflow.com

5
How to implement In-App Billing in an Android application?
stackoverflow.com

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