David Graves gravesisme
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| public class DeadlockExample implements Runnable { | |
| private final Semaphore m_lock = new Semaphore(1); | |
| private void func1() throws InterruptedException { | |
| System.out.println("Func1: acquiring lock..."); | |
| m_lock.acquire(); | |
| System.out.println("Func1: acquired lock"); | |
| func2(); | |
| m_lock.release(); |
gravesisme
/ gist:52e4e6338037249c9fc062f217c2e78b
Created
February 2, 2017 06:46
Android Support Lib 25 Shared Element Fragment Transition Crash
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.Object android.support.v4.util.SimpleArrayMap.get(java.lang.Object)' on a null object reference | |
| at android.support.v4.app.FragmentTransition.getInEpicenterView(FragmentTransition.java:817) | |
| at android.support.v4.app.FragmentTransition.access$400(FragmentTransition.java:37) | |
| at android.support.v4.app.FragmentTransition$4.run(FragmentTransition.java:657) | |
| at android.support.v4.app.OneShotPreDrawListener.onPreDraw(OneShotPreDrawListener.java:64) | |
| at android.view.ViewTreeObserver.dispatchOnPreDraw(ViewTreeObserver.java:944) | |
| at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:2205) | |
| at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1254) | |
| at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:6337) | |
| at android.view.Choreographer$CallbackRecord.run(Choreographer.java:874) |