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What is the purpose of std::make_pair vs the constructor of std::pair?
...o1;
MyLongClassName2 o2;
auto p = std::make_pair(o1, o2);
instead of the more verbose:
std::pair<MyLongClassName1,MyLongClassName2> p{o1, o2};
which repeats the types, and can be very long.
Type inference works in that pre-C++17 case because make_pair is not a constructor.
make_pair is ...
PHP Constants Containing Arrays?
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View a file in a different Git branch without changing branches
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I wish I could upvote this answer more than once, honestly.
– Vincent Fourmond
Jan 22 '17 at 13:44
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Why does Math.Round(2.5) return 2 instead of 3?
... look at the nearest Java equivalent enum (RoundingMode) which offers even more options. (It doesn't just deal with midpoints.)
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jQuery selector regular expressions
...ither way, passing a function into .filter() is easier and feels cleaner / more readable to me.
– James T
Mar 2 '18 at 22:49
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How to validate a url in Python? (Malformed or not)
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Is it a bad practice to use break in a for loop? [closed]
...eak statement should be obvious.
If a loop is getting too big, use one or more well-named function calls within the loop instead. The only real reason to avoid doing so is for processing bottlenecks.
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Best way to convert strings to symbols in hash
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Explaining Apache ZooKeeper
...es built on ZooKeeper such as cages and especially curator.
Where to read more
Official documentation apart, which is pretty good, I suggest to read Chapter 14 of Hadoop: The Definitive Guide which has ~35 pages explaining essentially what ZooKeeper does, followed by an example of a configuration ...