大约有 800 项符合查询结果（耗时：0.0094秒） [XML]
Finding ALL duplicate rows, including “elements with smaller subscripts”
...answered Jun 1 '16 at 14:26
François M.François M.
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Why do we use Base64?
... answered Aug 21 '10 at 15:25
Håvard SHåvard S
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Java: Detect duplicates in ArrayList?
...plementation, that is, because a Tree based is going to give you a O( n log²(n) ), which is even worse.
As I understand it, however, you do not need to remove duplicates, but merely test for their existence. So you should hand-code a merge or heap sort algorithm on your array, that simply exits re...
The following untracked working tree files would be overwritten by merge, but I don't care
...n a project is shouldn't be the real solution
– Erdinç Çorbacı
Aug 2 '18 at 15:19
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What MySQL data type should be used for Latitude/Longitude with 8 decimal places?
I'm working with map data, and the Latitude/Longitude extends to 8 decimal places. For example:
8 Answers
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rgdal package installation
...nswered Aug 17 '14 at 21:44
François PelletierFrançois Pelletier
18311 silver badge77 bronze badges
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Deep copying an NSArray
...answered Mar 15 '09 at 9:18
François P.François P.
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How to swap two variables in JavaScript
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@FrançoisWahl Good point. I think most of the answers here will work and are fairly equivalent. I suppose it's a trade off between temporary variable use, amount of code, and speed.
– showdev
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json_encode is returning NULL?
...having the same problem here. I had values with non-utf8 chars like "Validação de Formulários". I know this question is a little bit old now, but that's the awesomeness of internet!!
– fabio
Feb 11 '11 at 23:23
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Calling remove in foreach loop in Java [duplicate]
...mory usage are an issue, it is worth to note that this solution runs in O(n²) and creates a copy of the original list, which requires memory and an operation depending on the type of the list. Using an iterator over a LinkedList you can bring complexity down to O(n).
– SND
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