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Futures vs. Promises
...out << future.get();
});
producer.join();
consumer.join();
One (incomplete) way to implement std::async using std::promise could be:
template<typename F>
auto async(F&& func) -> std::future<decltype(func())>
{
typedef decltype(func()) result_type;
auto promi...
Resize image to full width and fixed height with Picasso
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How is “=default” different from “{}” for default constructor and destructor?
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This is a completely different question when asking about constructors than destructors.
If your destructor is virtual, then the difference is negligible, as Howard pointed out. However, if your destructor was non-virtual, it's a comp...
ggplot2 legend to bottom and horizontal
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Nested JSON objects - do I have to use arrays for everything?
... {"id":2,"name":"Don Joeh"}
],
"othertype": {"id":2,"company":"ACME"}
},
"otherstuff": {
"thing": [[1,42],[2,2]]
}
}
You can use it like this:
obj.stuff.onetype[0].id
obj.stuff.othertype.id
obj.otherstuff.thing[0][1] //thing is a nested array or a 2-by...
How to get the name of a class without the package?
... class is anonymous.
The simple name of an array is the simple name of the component type with "[]" appended. In particular the simple name of an array whose component type is anonymous is "[]".
It is actually stripping the package information from the name, but this is hidden from you.
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Why invoke Thread.currentThread.interrupt() in a catch InterruptException block?
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Does Redis persist data?
... loss.
Redis supports so-called "snapshots". This means that it will do a complete copy of whats in memory at some points in time (e.g. every full hour). When you lose power between two snapshots, you will lose the data from the time between the last snapshot and the crash (doesn't have to be a pow...
IList vs IEnumerable for Collections on Entities
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