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What exactly do “IB” and “UB” mean?
...ned behaviour should behave. Also known as "nasal demons" because theoretically it could make demons fly out of your nose.
Using undefined behaviour is nearly always a bad idea. Even if it seems to work sometimes, any change to environment, compiler or platform can randomly break your code.
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Remove all whitespace in a string
I want to eliminate all the whitespace from a string, on both ends, and in between words.
10 Answers
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git ignore vim temporary files
...t is the correct way to make git ignore temporary files produced by vim in all directories (either globally across the system or locally for a single project)?
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How to create an HTML button that acts like a link?
... type="submit">. The only difference is that the <button> element allows children.
You'd intuitively expect to be able to use <button href="https://google.com"> analogous with the <a> element, but unfortunately no, this attribute does not exist according to HTML specification.
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foreach vs someList.ForEach(){}
... The most common one is described in the comments to this question.
Generally, if you are looking to remove multiple items from a list, you would want to separate the determination of which items to remove from the actual removal. It doesn't keep your code compact, but it guarantees that you do n...
Should you always favor xrange() over range()?
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For performance, especially when you're iterating over a large range, xrange() is usually better. However, there are still a few cases why you might prefer range():
In python 3, range() does what xrange() used to do and xrange() does not exist. ...
Force drop mysql bypassing foreign key constraint
I'm trying to delete all tables from a database except one, and I end up having the following error:
6 Answers
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Implementing MVC with Windows Forms
...ation of MVC (or MVP) that always fits well.
The best posts I have seen really explaining MVC and why an MVC system is built the way it is, is the "Build Your Own CAB" series by Jeremy D Miller. After working though it you should be able to understand your options a lot better.
Microsoft's Smart Cl...
Using Transactions or SaveChanges(false) and AcceptAllChanges()?
...of themselves in EF as long as I pass false to SaveChanges() and then call AcceptAllChanges() if there are no errors:
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What does 'super' do in Python?
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What's the difference?
SomeBaseClass.__init__(self)
means to call SomeBaseClass's __init__. while
super(Child, self).__init__()
means to call a bound __init__ from the parent class that follows Child in the instance's Method Resolution Order (MRO).
If the instance is a subclass of ...