大约有 40,000 项符合查询结果(耗时:0.0337秒) [XML]

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powershell - extract file name and extension

...tated, use the BaseName and Extension properties: PS C:\> dir *.xlsx | select BaseName,Extension BaseName Extension -------- --------- StackOverflow.com Test Config .xlsx If you are given the file name as part of string...
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Filter by property

...ral models, and this routine should work for all models. And it does: def selectByProperties(modelType, specify): clause = "SELECT * from %s" % modelType._meta.db_table if len(specify) > 0: clause += " WHERE " for field, eqvalue in specify.items(): clause += ...
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SQL UPDATE SET one column to be equal to a value in a related table referenced by a different column

...result set to update is before running the update (same query, just with a select): select * from QuestionTrackings q inner join QuestionAnswers a on q.AnswerID = a.AnswerID where q.QuestionID is null -- and other conditions you might want Particularly whether each answer id has definitely only 1...
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Is there a method for String conversion to Title Case?

...StringBuilder(input.length()); boolean nextTitleCase = true; for (char c : input.toCharArray()) { if (Character.isSpaceChar(c)) { nextTitleCase = true; } else if (nextTitleCase) { c = Character.toTitleCase(c); nextTitleCase = false; ...
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PHP code to convert a MySQL query to CSV [closed]

... SELECT * INTO OUTFILE "c:/mydata.csv" FIELDS TERMINATED BY ',' OPTIONALLY ENCLOSED BY '"' LINES TERMINATED BY "\n" FROM my_table; (the documentation for this is here: http://dev.mysql.com/doc/refman/5.0/en/select.html) or:...
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How to get the full path of running process?

... // include the namespace using System.Management; var wmiQueryString = "SELECT ProcessId, ExecutablePath, CommandLine FROM Win32_Process"; using (var searcher = new ManagementObjectSearcher(wmiQueryString)) using (var results = searcher.Get()) { var query = from p in Process.GetProcesses() ...
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boost多索引容器multi_index_container实战 - C/C++ - 清泛网 - 专注C/C++及内核技术

... typedef std::vector<Person::ptr> Persons; int main(int argc, char *argv[]) { if (argc != 2) { printf("Usage: program count\n"); return 0; } PersonContainer container; IdPersons idPersons; NamePersons namePersons; p...
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Difference between size_t and unsigned int?

...int is not the only unsigned integer type. size_t could be any of unsigned char, unsigned short, unsigned int, unsigned long or unsigned long long, depending on the implementation. Second question is that size_t and unsigned int are interchangeable or not and if not then why? They aren't inter...
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Generic TryParse

... answered Jul 1 '11 at 22:11 Charlie BrownCharlie Brown 79755 silver badges22 bronze badges ...
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What are transparent comparators?

...ast, works for std::string which has overloaded less than operators taking char const* as argument. Since these function objects are also new, even if they do the wrong thing (i.e. require a conversion for some type) it would, at least, not be a silent change resulting in a performance degradation. ...