error tag

111 questions


3 answers
44 views
0
How to use dictionaries

Score credit 81~100 A61~80 B41~60 C21~40 D0~20 Escore: 83grade is AYou want to represent the format of . We can solve the problem with the if, elif syntax, but we tried to make it using dictionary met...

2 years ago

2 answers
77 views
0
java.lang.NullPointerException: Attempt to invoke virtual method 'LegacyCameraConnectionFragment.openCamera()' on a null object reference

java.lang.NullPointerException: Attempt to invoke virtual method 'void kr.co.kpst.mec_digtwin.activity.LegacyCameraConnectionFragment.openCamera()' on a null object referenceIf you press the curren...


1 answers
84 views
0
Please tell me the cause of the Android putExtra code execution error

Blockquote int to save the value of) change and there was an error in the process by which you store the value and activity to the value of an App is forced exit in the process I think. I don't know t...

2 years ago

1 answers
125 views
0
I entered the correct code, but an error appears and does not run. NameError: name 'speed' is not defined.

When I ran it on my computer, that error didn't work.But when I moved it to my laptop and ran it, it worked normally.What's wrong with the computer's running environment that doesn't work?

2 years ago

1 answers
67 views
0
Looking for the origin of segmentation fault.

Arrange named and numbered structures in a linked listAfter searching with a keyword, I wrote the name with the goal of printing the number or vice versa. It's my first time writing based on linux, so...

2 years ago

1 answers
95 views
0
cEnter language multi-character scanf_s

You do not enter it as a string, but as a character.But char a; scanf_s(%c, &a); printf(%c, a);If I do this, there is no error. char a, b; scanf_s(%c%c, &a, &b); printf(%c%c, a, b);This ...

2 years ago

1 answers
148 views
0
SyntaxError: invalid syntax when called after function definition

I did this, but I keep getting errors def get_generation(x): return str ((x//10)*10) + 'large'age = int(input(x))print(get_generation(age) + I see)If I type 28, I want to get 20s like this..What shoul...


1 answers
63 views
0
'module' object is not callable

The tensorboard_log is not a module, but it is said that the module cannot be loaded. Why?

2 years ago

1 answers
74 views
0
If you run a map app using Kakao api, it will be forced to end.

/////////////////////Logcat06-10 16:18:29.638 5991-5991/com.example.bencall E/AndroidRuntime: FATAL EXCEPTION: main Process: com.example.bencall, PID: 5991 java.lang.RuntimeException: Unable to start ...

2 years ago

1 answers
47 views
0
If you run Android, it keeps shutting down android.widget.Button cannot be cast to android.view.ViewGroup

It keeps shutting down... Why is this happening?You can't change the code againㅠ

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