大约有 42,000 项符合查询结果（耗时：0.0556秒） [XML]
Get top 1 row of each group
I have a table which I want to get the latest entry for each group. Here's the table:
20 Answers
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In C++, what is a “namespace alias”?
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A namespace alias is a convenient way of referring to a long namespace name by a different, shorter name.
As an example, say you wanted to use the numeric vectors from Boost's uBLAS without a using namespace directive. Stating the full namespace every time is cumbersome:
bo...
How to remove item from array by value? [duplicate]
Is there a method to remove an item from a JavaScript array?
37 Answers
37
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Sorting a vector of custom objects
How does one go about sorting a vector containing custom (i.e. user defined) objects.
Probably, standard STL algorithm sort along with a predicate (a function or a function object) which would operate on one of the fields (as a key for sorting) in the custom object should be used.
Am I on the ...
Reflection generic get field value
I am trying to receive field value via reflection. The problem is I don't know the fields type and have to decide it while getting the value.
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Regex to remove all (non numeric OR period)
I need for text like "joe ($3,004.50)" to be filtered down to 3004.50 but am terrible at regex and can't find a suitable solution. So only numbers and periods should stay - everything else filtered. I use C# and VS.net 2008 framework 3.5
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Remove characters after specific character in string, then remove substring?
...eel kind of dumb posting this when this seems kind of simple and there are tons of questions on strings/characters/regex, but I couldn't find quite what I needed (except in another language: Remove All Text After Certain Point ).
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How do I add 1 day to an NSDate?
Basically, as the title says. I'm wondering how I could add 1 day to an NSDate .
28 Answers
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The provided URI scheme 'https' is invalid; expected 'http'. Parameter name: via
I am trying to make a WCF service over basicHttpBinding to be used over https. Here's my web.config:
13 Answers
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Why does HTML5 form-validation allow emails without a dot?
I'm writing a very simple mock-up to demonstrate some HTML5 form-validation. However, I noticed the email validation doesn't check for a dot in the address, nor does it check for characters following said dot.
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