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Creating an instance of class
What's the difference between lines 1 , 2 , 3 , 4?
3 Answers
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Test whether a Ruby class is a subclass of another class
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edited Apr 17 '13 at 12:28
webwurst
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php check if array contains all array values from another array
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161
Look at array_intersect().
$containsSearch = count(array_intersect($search_this, $all)) == co...
Serializing an object to JSON
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edited Apr 7 '17 at 13:26
Michał Perłakowski
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How to check if element has any children in Javascript?
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198
A couple of ways:
if (element.firstChild) {
// It has at least one
}
or the hasChildNod...
Convert JsonNode into POJO
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edited Mar 15 '15 at 12:18
answered Feb 25 '15 at 8:39
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What does the “@” symbol mean in reference to lists in Haskell?
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180
Yes, it's just syntactic sugar, with @ read aloud as "as". ps@(p:pt) gives you names for
th...
How to get one value at a time from a generator function in Python?
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157
Yes, or next(gen) in 2.6+.
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Database cluster and load balancing
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132
Database clustering is a bit of an ambiguous term, some vendors consider a cluster having two ...