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Extending from two classes
...nt Interfaces from many sources.
Extending multiple classes is not available. The only solution I can think of is not inheriting either class but instead having an internal variable of each class and doing more of a proxy by redirecting the requests to your object to the object that you want them ...
What is the 'new' keyword in JavaScript?
The new keyword in JavaScript can be quite confusing when it is first encountered, as people tend to think that JavaScript is not an object-oriented programming language.
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What are the differences between numpy arrays and matrices? Which one should I use?
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As per the official documents, it's not anymore advisable to use matrix class since it will be removed in the future.
https://numpy.org/doc/stable/reference/generated/numpy.matrix.html
As other answers already state that you can achieve all the operations with NumPy arrays.
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What is the “->” PHP operator called and how do you say it when reading code out loud? [closed]
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The official name is "object operator" - T_OBJECT_OPERATOR. I call it "arrow".
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What is the string concatenation operator in Oracle?
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Vidar S. Ramdal
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answered Nov 10 '08 at 15:45
Tony AndrewsTony Andrews
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Always pass weak reference of self into block in ARC?
I am a little confused about block usage in Objective-C. I currently use ARC and I have quite a lot of blocks in my app, currently always referring to self instead of its weak reference. May that be the cause of these blocks retaining self and keeping it from being dealloced ? The question is, s...
What Automatic Resource Management alternatives exist for Scala?
I have seen many examples of ARM (automatic resource management) on the web for Scala. It seems to be a rite-of-passage to write one, though most look pretty much like one another. I did see a pretty cool example using continuations, though.
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How do I squash two non-consecutive commits?
I'm a bit new to the whole rebasing feature within git. Let's say that I made the following commits:
5 Answers
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Simpler way to put PDB breakpoints in Python code?
Just a convenience question. I've been a bit spoiled with debuggers in IDEs like Visual Studio and XCode. I find it a bit clumsy to have to type import pdb; pdb.set_trace() to set a breakpoint (I'd rather not import pdb at the top of the file as I might forget and leave it in).
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Correct way to pass multiple values for same parameter name in GET request
...s the following comment:
While there is no definitive standard, most web frameworks allow
multiple values to be associated with a single field.[3][4]
Furthermore, when you take a look at the RFC 3986, in section 3.4 Query, there is no definition for parameters with multiple values.
Most ap...