exception Archives - Page 3 of 15

javascript, Programming

IT Nursery

throw Error(‘msg’) vs throw new Error(‘msg’)

var err1 = Error('message'); var err2 = new Error('message'); What’s the difference? Looking at them in the chrome console, they look identical. Same ...

May 28, 2022
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C++, Programming

IT Nursery

Throw keyword in function’s signature

What is the technical reason why it is considered bad practice to use the C++ throw keyword in a function signature? bool some_func() ...

May 28, 2022
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Programming, Python

IT Nursery

How do I raise the same Exception with a custom message in Python?

I have this try block in my code: try: do_something_that_might_raise_an_exception() except ValueError as err: errmsg = 'My custom error message.' raise ValueError(errmsg) Strictly ...

May 28, 2022
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Programming, Python

IT Nursery

How do I catch a numpy warning like it’s an exception (not just for testing)?

I have to make a Lagrange polynomial in Python for a project I’m doing. I’m doing a barycentric style one to avoid using ...

May 27, 2022
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Exception thrown inside catch block – will it be caught again?

This may seem like a programming 101 question and I had thought I knew the answer but now find myself needing to double ...

May 26, 2022
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Flutter: Unhandled Exception: ServicesBinding.defaultBinaryMessenger was accessed before the binding was initialized

Any solution to solve this problem? Stacktrace:...

May 25, 2022
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django MultiValueDictKeyError error, how do I deal with it

I’m trying to save a object to my database, but it’s throwing a MultiValueDictKeyError error. The problems lies within the form, the is_private ...

May 25, 2022
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Handling exceptions from Java ExecutorService tasks

I’m trying to use Java’s ThreadPoolExecutor class to run a large number of heavy weight tasks with a fixed number of threads. Each ...

May 25, 2022
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Can constructors throw exceptions in Java?

Are constructors allowed to throw exceptions? 6 Answers 6

May 25, 2022
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