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What is
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super in Generics is the opposite of extends. Instead of saying the comparable's generic type has to be a subclass of T, it is saying it has to be a superclass of T. The distinction is important because extends tells you what you can get out of a class (y...
What is aria-label and how should I use it?
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It's an attribute designed to help assistive technology (e.g. screen readers) attach a label to an otherwise anonymous HTML element.
So there's the <label> element:
<label for="fmUserName">Your name</label&g...
python generator “send” function purpose?
Can someone give me an example of why the "send" function associated with Python generator function exists? I fully understand the yield function. However, the send function is confusing to me. The documentation on this method is convoluted:
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What is the best way to give a C# auto-property an initial value?
How do you give a C# auto-property an initial value?
22 Answers
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Capybara Ambiguity Resolution
How do I resolve ambiguity in Capybara? For some reason I need links with the same values in a page but I can't create a test since I get the error
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Why it's not possible to use regex to parse HTML/XML: a formal explanation in layman's terms
There is no day on SO that passes without a question about parsing (X)HTML or XML with regular expressions being asked.
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Singleton pattern in nodejs - is it needed?
I recently came across this article on how to write a singleton in Node.js. I know the documentation of require states that:
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When to call activity context OR application context?
...t of posting about what these two contexts are.. But I'm still not getting it quite right
7 Answers
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Checkout another branch when there are uncommitted changes on the current branch
Most of the time when I try to checkout another existing branch, Git doesn't allow me if I have some uncommitted changes on the current branch. So I'll have to commit or stash those changes first.
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Abstract functions in Swift Language
I'd like to create an abstract function in swift language. Is it possible?
11 Answers
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