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What is the difference between JavaScript and ECMAScript?
What's the difference between ECMAScript and JavaScript? From what I've deduced, ECMAScript is the standard and JavaScript is the implementation. Is this correct?
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What is the point of interfaces in PHP?
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That's not what interfaces are about at all. It's not a compromise over multiple inheritance, it's about creating a conceptual and abstract contract for objects to implement, and for other objects/methods to consume. interfaces are a to...
What is the difference between a 'closure' and a 'lambda'?
...lambda (x) (+ x 2)) 7 )
OK, now it's time to solve the other mystery: what is a closure.
In order to do that, let's talk about symbols (variables) in lambda expressions.
As I said, what the lambda abstraction does is binding a symbol in its subexpression, so that it becomes a substitutible par...
What is a thread exit code?
What exactly is a thread exit code in the Output window while debugging? What information it gives me? Is it somehow useful or just an internal stuff which should not bother me?
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What does the “at” (@) symbol do in Python?
... looking at some Python code which used the @ symbol, but I have no idea what it does. I also do not know what to search for as searching Python docs or Google does not return relevant results when the @ symbol is included.
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Should commit messages be written in present or past tense? [closed]
...y don't yet have the changes applied, and there is the implicit question, "what will applying this changeset/patch do?" It will "Fix the XXX bug in YYY"!
For other verbs writing them as a command seems more natural, and works better if you have a specific goal up-front—you can literally write th...
What is object serialization?
What is meant by "object serialization"? Can you please explain it with some examples?
14 Answers
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What is the difference between integration testing and functional testing? [closed]
...roject management usually writes these up and QA formalizes the process of what a user should see and experience, and what the end result of those processes should be. Depending on the product this can be automated or not.
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What's the point of 'const' in the Haskell Prelude?
...he monadic bind operator as
x >> y = x >>= const y
It's somewhat neater than using a lambda
x >> y = x >>= \_ -> y
and you can even use it point-free
(>>) = (. const) . (>>=)
although I don't particularly recommend that in this case.
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What's NSLocalizedString equivalent in Swift?
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Sorry I don't get the point of many answers here. What's the benefit of the method over using NSLocalizedString("Cancel", comment: "Cancel button title") ?
– LShi
Feb 7 '17 at 1:19
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