73 questions
5
votes
2
answers
411
views
Should I use std::rethrow_exception in my catch block, rather than directly rethrowing it?
In my code, I have something like:
try { do_stuff(); }
catch(my_exception_class& e) {
if (not can_ignore_exception(e)) {
throw e;
}
log_or_do_nothing(e);
}
A static analyzer (...
- 140k
0
votes
0
answers
52
views
Java 8, Optional. throwing Exceptions, and Re-throwing exceptions, preventing null
I have confusing (lack of comprehension) trying to translate some part of my code to Optional on Java 8.
First example mock Code
private void privateMethodOne(CustomRequesDto customRequesDto) {
...
- 1,716
3
votes
1
answer
1k
views
Dart: try catch not catching the exception from a function that uses 'rethrow'
I'm trying to use the library livekit_client to create a chat room, I'm trying to handle the exception when the connection fails,
this is the code I'm using to connect and catch the error:
try {
...
- 413
6
votes
1
answer
236
views
Is there a memory leak in my machine's implementation of std::exception_ptr, std::current_exception and rethrow_exception?
When running the following code, I see the memory consumption of the process grow. Is there a memory leak in my code, is there a memory leak in the std implementation, or is it intended behaviour? It'...
- 81
5
votes
1
answer
2k
views
Why do "throw" and "throw ex" have the same behavior in this case?
I'm flabbergasted. I always thought that throw by itself in a catch block would throw the exception at hand without altering the stack trace, but that throw ex in a catch block would alter the stack ...
- 3,527
1
vote
1
answer
1k
views
How to catch a base class constructor's exception in C++?
I have a class that is derived from another class. I want to be able to catch and re-throw the exception(s) thrown by the derived class's constructor in my derived class's constructor.
There seems to ...
- 127
0
votes
5
answers
1k
views
Flutter Image Asset cannot be shown ( image in class model )
I've made class model of places, and I want to show the logo of each place, I add the image location folder in class named place_model.dart and this is the code for place_model.dart :
class Place{
...
0
votes
3
answers
89
views
Catching an error that I dont want to catch
Everytime I run this code, everything works fine, but if deposit methods throws an error,
only the catch in the main method catches the exception and prints the string, despite the catch in the ...
1
vote
0
answers
2k
views
Why if we return from finally, rethrow from catch not works?
Why first case prints :
"second level catch"
"top level catch"
and second case prints:
only "second level catch"?
Difference in finally block.
Future<void> main() ...
- 426
2
votes
0
answers
99
views
Any downsides to rethrowing the *cause* of a checked exception as an unchecked exception?
I am writing a library in which I use checked exceptions internally as it helps to make sure that all paths handle certain exceptional cases. However, I don't want to burden the users of my library ...
- 8,096
0
votes
0
answers
108
views
Try catch block doesn't catch rethrown error
UI code:
try {
authService.signInWithEmailAndPassword(
emailController.text, passwordController.text);
} catch (error) {
print("ui rethrow");
}
Auth service code:
Future<...
- 1
1
vote
1
answer
253
views
Python equivalent of MATLAB's rethrow()
I'm trying to port a working MATLAB code in Python. I am trying to create the var array with size (rows, cols). If an exception is raised, I catch it and try again to create the var array with size (...
- 33
0
votes
1
answer
54
views
Rethrowing exceptions at place of function/object construction
In the case of functions, when exceptions may only throw at their place of execution (based on my lack of knowledge this is uncertain for me at the moment), sometimes the culprit may rely on the way ...
- 1,395
2
votes
0
answers
202
views
Groovy catch a parent Exception but NOT a children Exception
(context: integrating with an application -Jenkins- with various plugins not all with good design)
I have these exception:
public class AbortException extends IOException
and in some cases I want to ...
-1
votes
2
answers
2k
views
throw checked exception as unchecked in java instead of wrapping
I have the following code and i need to scan the Exception thrown. If it satisfies a particular condition i ignore the exception. Else i re-throw. The exception being thrown is a checked exception ...
- 507