大约有 42,000 项符合查询结果(耗时:0.0700秒) [XML]

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How to highlight cell if value duplicate in same column for google spreadsheet?

...A100). Click Done Anything written in the A1:A100 cells will be checked, and if there is a duplicate (occurs more than once) then it'll be coloured. For locales using comma (,) as a decimal separator, the argument separator is most likely a semi-colon (;). That is, try: =countif(A:A;A1)>1, ins...
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C++, Free-Store vs Heap

...ce. Do compilers make a distinction between the two terms? ( Free store and Heap , not new/malloc ) 7 Answers ...
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What is the difference between Culture and UICulture?

...someone give me a bit more information on the difference between Culture and UICulture within the .NET framework? What they do and when to use what? ...
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Is there a way to simulate the C++ 'friend' concept in Java?

... in JAVA to replicate C++ friend mechanism. Lets say I have a class Romeo and another class Juliet. They are in different packages (family) for hatred reasons. Romeo wants to cuddle Juliet and Juliet wants to only let Romeo cuddle her. In C++, Juliet would declare Romeo as a (lover) friend but th...
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What's the difference between istringstream, ostringstream and stringstream? / Why not use stringstr

When would I use std::istringstream , std::ostringstream and std::stringstream and why shouldn't I just use std::stringstream in every scenario (are there any runtime performance issues?). ...
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IllegalArgumentException or NullPointerException for a null parameter? [closed]

I have a simple setter method for a property and null is not appropriate for this particular property. I have always been torn in this situation: should I throw an IllegalArgumentException , or a NullPointerException ? From the javadocs, both seem appropriate. Is there some kind of an understood...
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Do I cast the result of malloc?

...'t cast the result, since: It is unnecessary, as void * is automatically and safely promoted to any other pointer type in this case. It adds clutter to the code, casts are not very easy to read (especially if the pointer type is long). It makes you repeat yourself, which is generally bad. It can h...
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Hibernate Error: org.hibernate.NonUniqueObjectException: a different object with the same identifier

I have two user Objects and while I try to save the object using 36 Answers 36 ...
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Converting between datetime, Timestamp and datetime64

...d by np.datetime64 as time in UTC. To convert datetime to np.datetime64 and back (numpy-1.6): >>> np.datetime64(datetime.utcnow()).astype(datetime) datetime.datetime(2012, 12, 4, 13, 34, 52, 827542) It works both on a single np.datetime64 object and a numpy array of np.datetime64. Th...
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Is it better to use C void arguments “void foo(void)” or not “void foo()”? [duplicate]

What is better: void foo() or void foo(void) ? With void it looks ugly and inconsistent, but I've been told that it is good. Is this true? ...