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ReSharper warns: “Static field in generic type”
...>.Foo); // 20
}
}
As you can see, Generic<string>.Foo is a different field from Generic<object>.Foo - they hold separate values.
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Is PHP's count() function O(1) or O(n) for arrays?
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@Matt It's checking if hash structure is valid, as I can see. It's defined in zend_hash.c and it's O(1) also.
– Vladislav Rastrusny
Apr 29 '11 at 18:09
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No @XmlRootElement generated by JAXB
...ires certain information in order to marshal/unmarshal a given object, specifically the XML element name and namespace. You can't just pass any old object to the Marshaller. @XmlRootElement provides this information.
The annotation is just a convenience, however - JAXB does not require it. The alte...
How to output git log with the first line only?
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The first line of a commit message is meant to be a short description. If you cannot make it in a single line you can use several, but git considers everything before the first empty line to be the "short description". oneline prints the whole short description, so all your 3 rows.
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How to read a file without newlines?
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temp = [line[:-1] for line in file]
Note: this last solution only works if the file ends with a newline, otherwise the last line will lose a character.
This assumption is true in most cases (especially for files created by text editors, which often do add an ending newline anyway).
If you want ...
Convert a negative number to a positive one in JavaScript
...y quick, but not clear as to what it's doing. WHipped this up to show the difference: jsperf.com/absolute-int
– omgaz
Oct 15 '14 at 23:25
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Android - Launcher Icon Size
... that they can then scale the icon down to whatever size they need on the different positions of the app and website, without causing pixelation.
– edwoollard
Jan 11 '14 at 13:53
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Efficiency of purely functional programming
...system.
There are a few caveats to be made about this paper. The most significant is that it does not address lazy functional languages, such as Haskell. Bird, Jones and De Moor [1997] demonstrate that the problem constructed by Pippenger can be solved in a lazy functional language in O(n) time, bu...
Difference between Lookup() and Dictionary(Of list())
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Two significant differences:
Lookup is immutable. Yay :) (At least, I believe the concrete Lookup class is immutable, and the ILookup interface doesn't provide any mutating members. There could be other mutable implementations, of ...
Fastest way to check a string contain another substring in JavaScript?
...pdate 2011:
It cannot be said with certainty which method is faster. The differences between the browsers is enormous. While in Chrome 10 indexOf seems to be faster, in Safari 5, indexOf is clearly slower than any other method.
You have to see and try for your self. It depends on your needs. For e...