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Is it good practice to make the constructor throw an exception? [duplicate]
... throw Exception it is difficult for the caller to separate this exception from any number of other possible declared and undeclared exceptions. This makes error recovery difficult, and if the caller chooses to propagate the Exception, the problem just spreads.
1 - Some people may disagree, but ...
Why compile Python code?
Why would you compile a Python script? You can run them directly from the .py file and it works fine, so is there a performance advantage or something?
...
Git commits are duplicated in the same branch after doing a rebase
...oing. In this simple case, the issue could be solved by doing a force push from dev to origin/dev after the rebase and notifying anyone else working off of origin/dev that they're probably about to have a bad day. The better answer, again, is "don't do that... use merge instead"
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Why functional languages? [closed]
...hings and makes a lot of things more difficult (or in most cases different from what people are used to).
One of the biggest advantages with functional programming is that the order of execution of side-effect-free functions is not important. For example, in Erlang this is used to enable concurrenc...
Convert string in base64 to image and save on filesystem in Python
...odernizing this example to Python 3, which removed arbitrary codec support from string/bytes .encode() and .decode() functions:
# For both Python 2.7 and Python 3.x
import base64
with open("imageToSave.png", "wb") as fh:
fh.write(base64.decodebytes(img_data))
...
Are static class variables possible in Python?
...ev points out, this creates a class-level i variable, but this is distinct from any instance-level i variable, so you could have
>>> m = MyClass()
>>> m.i = 4
>>> MyClass.i, m.i
>>> (3, 4)
This is different from C++ and Java, but not so different from C#, where...
Is ServiceLocator an anti-pattern?
...tory. We'll never instantiate MyRepository and MyService. We get instances from Ctor params (like from ServiceLocator) and use them. Don't we?
– davidoff
Apr 1 '14 at 20:47
33
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Exporting functions from a DLL with dllexport
I'd like a simple example of exporting a function from a C++ Windows DLL.
4 Answers
4
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How to convert a string into double and vice versa?
...and, while others will write "1,000" and others "1.000" - which do you get from -[NSString doubleValue]?
– Chris Hanson
Oct 4 '08 at 19:06
9
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Check if an array contains any element of another array in JavaScript
... @Batman: The result is true/false, but you can adapt the solution from Mr. skyisred
– 0zkr PM
Jun 19 '19 at 22:58
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