大约有 5,500 项符合查询结果(耗时:0.0316秒) [XML]

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What happens if you static_cast invalid value to enum class?

...nderlying type. Before CWG 1766 (C++11, C++14) Therefore, for data[0] == 100, the resulting value is specified(*), and no Undefined Behaviour (UB) is involved. More generally, as you cast from the underlying type to the enumeration type, no value in data[0] can lead to UB for the static_cast. Aft...
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How to style dt and dd so they are on the same line?

... dl { width: 100%; overflow: hidden; background: #ff0; padding: 0; margin: 0 } dt { float: left; width: 50%; /* adjust the width; make sure the total of both is 100% */ background: #cc0; padding: 0; margin:...
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What do the terms “CPU bound” and “I/O bound” mean?

...nsider a program that sums all the values of a single vector: #define SIZE 1000000000 unsigned int is[SIZE]; unsigned int sum = 0; size_t i = 0; for (i = 0; i < SIZE; i++) /* Each one of those requires a RAM access! */ sum += is[i] Parallelizing that by splitting the array equally for ea...
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npm windows install globally results in npm ERR! extraneous

...nswered May 28 '15 at 10:31 rebe100xrebe100x 1,2931212 silver badges1616 bronze badges ...
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Improving bulk insert performance in Entity framework [duplicate]

...iguration.ValidateOnSaveEnabled = false; Do SaveChanges() in packages of 100 inserts... or you can try with packages of 1000 items and see the changes in performance. Since during all this inserts, the context is the same and it is getting bigger, you can rebuild your context object every 1000...
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Is Task.Result the same as .GetAwaiter.GetResult()?

...n. However, what's the point of using either of those when it's async? The 100x better option is to use await. Also, you're not meant to use GetResult(). It's meant to be for compiler use only, not for you. But if you don't want the annoying AggregateException, use it. ...
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Update Item to Revision vs Revert to Revision

...ch were made after the selected revision (in your example rev. 96,97,98,99,100) Your working copy is now in modified state. The file content of both scenarions is same, however in first case you have an unmodified working copy and you cannot commit your changes(as your workingcopy is not pointing ...
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Catching “Maximum request length exceeded”

... </system.web> </configuration> The example above is for a 100Mb limit. share | improve this answer | follow | ...
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How to pull a random record using Django's ORM?

... 54950. Surely list[54950] does not exist because your queryst's length is 100. It will throw index out of bound exception. I do not know why so many people upvoted this and this was marked as accepted answer. – sajid Jun 22 '18 at 11:43 ...
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How to read data when some numbers contain commas as thousand separator?

...nvert the string to numeric using as.numeric: y <- c("1,200","20,000","100","12,111") as.numeric(gsub(",", "", y)) # [1] 1200 20000 100 12111 This was also answered previously on R-Help (and in Q2 here). Alternatively, you can pre-process the file, for instance with sed in unix. ...