ANR and delays in software
ANR stands for Application Not Responding, and is one of the several nightmares of an Android developer. The Android operating system analyzes the status of apps and threads, and when certain conditions are met it triggers an ANR dialog, blocking the user from any interactive experience. The dialog announces that the application stopped responding, and is not responsive anymore. The user can select whether he/she wants to close the application, or keep waiting until the application becomes responsive again (if this ever happens):
What triggers ANRs and how can I avoid them?
Android systems trigger ANRs in two different ...
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