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What is the difference between const_iterator and non-const iterator in the C++ STL?
What is the difference between a const_iterator and an iterator and where would you use one over the other?
7 Answers
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What is the session's “secret” option?
...ior express-session since 1.11.0 supports secret rotation. From the docs: "If an array of secrets is provided, only the first element will be used to sign the session ID cookie, while all the elements will be considered when verifying the signature in requests." (See expressjs/session#127 for detail...
Why does Iterable not provide stream() and parallelStream() methods?
...a dumb iterator in cases where Q (work per element) is
nontrivial.)
If Iterable had a stream() method, it would just wrap an Iterator with
a Spliterator, with no size information. But, most things that are
Iterable do have size information. Which means we're serving up
deficient st...
Clojure: reduce vs. apply
I understand the conceptual difference between reduce and apply :
9 Answers
9
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What's the difference between KeyDown and KeyPress in .NET?
What is the difference between the KeyDown and KeyPress events in .net ?
10 Answers
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How to clear an ImageView in Android?
...eResource(0);
it works but it is not documented so it isn't really clear if it effects something else in the view (you can check the ImageView code if you like, i didn't).
I think the best solution is:
viewToUse.setImageResource(android.R.color.transparent);
I like this solution the most cause...
Prepend a level to a pandas MultiIndex
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It took me a while to realize that if you have more than one key for FirstLevel as in ['Foo', 'Bar'] the first argument will also need to have the corresponding length, i.e., [df] * len(['Foo', 'Bar'])!
– mrclng
Dec 13 '1...
Reset push notification settings for app
I am developing an app with push notifications. To check all possible ways of user interaction, I'd like to test my app when a user declines to have push notifications enabled for my app during the first start.
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Exporting functions from a DLL with dllexport
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If you want plain C exports, use a C project not C++. C++ DLLs rely on name-mangling for all the C++isms (namespaces etc...). You can compile your code as C by going into your project settings under C/C++->Advanced, there ...