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What is a higher kinded type in Scala?
...ct over them (e.g. we can't write the Functor interface defined above - at least not directly).
The term "higher order (type constructor) polymorphism" is used to describe systems that support "higher kinded types".
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What's the point of OOP?
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@melaos, the summary (of those articles at least) is that nothing suggests OO to be a natural way of thinking for people, and thus, not inherently superior to any other way one might construct programs.
– Svend
Oct 20 '09 at 15:5...
Why aren't variable-length arrays part of the C++ standard?
...t was the size of your stack? I suggest you try inputting a value for n at least as large as the size of your stack. (And if there's no way for the user to control the value of n in your program, then I suggest you just propagate the maximum value of n straight into the declaration: declare int A[10...
What is the “Execute Around” idiom?
...ue used to reduce code repetition, you should not use it until you have at least 2 cases where you need it, perhaps even 3 (a la the YAGNI principle). Keep in mind that the removing code repetition reduces maintenance (fewer copies of code means less time spent copying fixes across each copy), but ...
What is the difference between a URI, a URL and a URN?
...location or how to contact me.
In this case it also happens to identify at least 5 other people in the USA alone.
4914 West Bay Street, Nassau, Bahamas
This is a locator, which is an identifier for that physical location.
It is like both a URL and URI (since all URLs are URIs), and also identifies...
Why functional languages? [closed]
...imon Peyton Jones have been worrying about parallelism off and on since at least 1984, I'm not holding my breath until functional languages solve the multicore problem. But it does explain some of the additional buzz right about now.
In general, American universities are doing a poor job teaching ...
Is it possible to await an event instead of another async method?
...s captured on the await. await is not the same as Task.Wait(), not in the least.
– casperOne
Oct 12 '12 at 13:59
I di...
What are the differences between a multidimensional array and an array of arrays in C#?
...rence from system services and/or drivers. Make your tests much larger, at least taking a second or two.
– Hosam Aly
Mar 1 '09 at 8:12
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Remove duplicate values from JS array [duplicate]
...en check for its presence instantly. This gives us linear time, but has at least two drawbacks:
since hash keys can only be strings or symbols in JavaScript, this code doesn't distinguish numbers and "numeric strings". That is, uniq([1,"1"]) will return just [1]
for the same reason, all objects wi...
Understand the “Decorator Pattern” with a real world example
... a great example of dynamically adding behavior to a class.BUT, we need at least two classes to define a decorator and decorated objects in this pattern.
– Iman
Aug 17 '19 at 22:11
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