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What is the advantage of using forwarding references in range-based for loops?
...or<bool> v(10);
for (auto&& e : v)
e = true;
}
All that being said, I wouldn't code this way unless you knew you needed to satisfy such a use case. I.e. I wouldn't do this gratuitously because it does cause people to wonder what you're up to. And if I did do it, it woul...
Creating an empty list in Python
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However, in practice, this initialization is most likely an extremely small part of your program, so worrying about this is probably wrong-headed.
Readability is very subjective. I prefer [], but some very knowledgable people, like Alex Martelli, prefer list() because it is pronounceable.
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Lambda capture as const reference?
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@AaronMcDaid const_cast can unconditionally change a volatile object to a const object (when asked to cast to const), thus, for adding constraints I prefer static_cast
– Piotr Skotnicki
Sep 7 '15 at 17:54
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Impossible to make a cached thread pool with a size limit?
...icks in.
In the first example, note that the SynchronousQueue has essentially size of 0. Therefore, the moment you reach the max size (3), the rejection policy kicks in (#4).
In the second example, the queue of choice is a LinkedBlockingQueue which has an unlimited size. Therefore, you get stuc...
How to use an existing database with an Android application [duplicate]
...th();
which will give us the full path to the database file and works on all Android versions
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How do I switch between the header and implementation file in Xcode 4?
...de window...
that's the critical tip to ensure it works. Click anywhere at all on the actual code. (If you're active in one of the other many panes of Xcode, the keystroke combo has no, or different, meaning(s).)
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How to export a Vagrant virtual machine to transfer it
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You have two ways to do this, I'll call it dirty way and clean way:
1. The dirty way
Create a box from your current virtual environment, using vagrant package command:
http://docs.vagrantup.com/v2/cli/package.html
Then copy the box to the other pc, add it u...
How to compare Unicode characters that “look alike”?
I fall into a surprising issue.
10 Answers
10
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How to format date and time in Android?
...hould be aware that the constructors have been deprecated and you should really be using a Java Calendar object.
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Convert bytes to a string
... very common encoding, but you
# need to use the encoding your data is actually in.
>>> b"abcde".decode("utf-8")
'abcde'
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