14 questions
Currently, we start recording by pressing the Start button on the dialog, and when we press the Stop button, another save confirmation dialog is displayed, and when we press the Save button, the recor...
Currently, we start recording by pressing the Start button on the dialog, and when we press the Stop button, another save confirmation dialog is displayed, and when we press the Save button, the recor...
https://github.com/yabushi/TimeStampCameraWhen you attempt to RUN the java.lang.NullPointerException: Attempt to Invoke virtual method 'void android.graphics.SurfaceTexture.setDefaultBufferSize(int, i...
https://github.com/yabushi/TimeStampCameraThe part I wrote myself ↓ https://github.com/yabushi/TimeStampCamera/blob/4b4c441675a6a5e7d6b2cf1f0448e19b1a115fd7/app/src/main/java/com/example/shigeki/times...
public class WhatTheShoot { public static void main(String args[]){ try { throw null; } } catch (Exception e){ System.out.println(e instanceof NullPointerException); System.out.println(e instance...
Could you tell me what the problem is in the program below? In the onCreate() method, findViewById() is called, and the return value is null even if you try all the id.I don't know why, but does anyon...
Using a generic stack, you are writing a code that converts a median expression to a posterior expression, then outputs an expression, and then outputs an answer, but the expression is still printed d...
Usually when you make a code, if (someobject != null) { someobject.doCalc(); }They're making exceptions in the same way, but they look so dirty to meIs there a way to make it cleaner?
This is one of the typical questions that is frequently asked in hashcodeYou have created a new activity using the wizard according to the tutorial. NullPointerException occurred when a method call wa...
What is NullPointerException (java.lang.NullPointerException) and why does it occur?Is there any method that can be used to prevent a program from terminating abnormally due to NullPointerException?
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