大约有 45,000 项符合查询结果(耗时:0.0771秒) [XML]

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Using R to download zipped data file, extract, and import data

... | edited Jun 16 '10 at 17:27 answered Jun 16 '10 at 13:57 ...
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Can I target all tags with a single selector?

... 10 Answers 10 Active ...
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MySQL: determine which database is selected?

... 10 DUAL is an Oracle table, that was taken over into MySQL. It's a dummy table for operations that do not require an actual table. en.wikipedi...
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How do you make a HTTP request with C++?

... +100 I had the same problem. libcurl is really complete. There is a C++ wrapper curlpp that might interest you as you ask for a C++ libra...
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Filling a DataSet or DataTable from a LINQ query result set

... IEnumerable<DataRows> and does not work for IEnumerable<T> -- bit.ly/dL0G5 – motto Feb 2 '10 at 22:00 add a comment  |  ...
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Display names of all constraints for a table in Oracle SQL

... Raymond WachagaRaymond Wachaga 1,41011 gold badge1717 silver badges2121 bronze badges add a com...
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Python style - line continuation with strings? [duplicate]

... Thanks Sven, I like this a bit more than the style I was using. – sjmh Mar 25 '11 at 20:34 1 ...
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UIlabel layer.cornerRadius not working in iOS 7.1

... My issue was a bit different. While I did do btn.clipsToBounds = true I wasn't setting doing: btn.layer.cornerRadius = 20 Because I had different screen sizes. Instead I followed this answer and did: override func layoutSubviews() {...
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What is the difference between Serializable and Externalizable in Java?

...lizaing large object graphs (e.g. in client-server RMI applications) was a bit of a performance problem. To handle this situation, the java.io.Externalizable interface was provided, which is like java.io.Serializable but with custom-written mechanisms to perform the marshalling and unmarshalling fun...
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How to reset sequence in postgres and fill id column with new data?

...ent this, you can first set all to very high values: UPDATE t SET idcolumn=1000000+ nextval('seq'); then run the above script. – tahagh Nov 28 '13 at 13:15 5 ...