大约有 20,000 项符合查询结果(耗时:0.0363秒) [XML]

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How do I convert a pandas Series or index to a Numpy array? [duplicate]

...: array(['a', 'b', 'c'], dtype=object) This accesses how the data is already stored, so there's no need for a conversion. Note: This attribute is also available for many other pandas' objects. In [3]: df['A'].values Out[3]: Out[16]: array([1, 2, 3]) To get the index as a list, call tolist: I...
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Better techniques for trimming leading zeros in SQL Server?

... Justin 8,93166 gold badges2828 silver badges4242 bronze badges answered Mar 19 '09 at 14:32 ArvoArvo ...
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No Multiline Lambda in Python: Why not?

I've heard it said that multiline lambdas can't be added in Python because they would clash syntactically with the other syntax constructs in Python. I was thinking about this on the bus today and realized I couldn't think of a single Python construct that multiline lambdas clash with. Given that ...
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How can I post data as form data instead of a request payload?

...http method calls the URL, and submits the xsrf object as a "Request Payload" (as described in the Chrome debugger network tab). The jQuery $.ajax method does the same call, but submits xsrf as "Form Data". ...
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How can I wrap or break long text/word in a fixed width span?

...at when I type any thing in the span like <span>lgasdfjksdajgdsglkgsadfasdfadfasdfadsfasdfasddkgjk</span> , a long string of non-spaced text, the word(s) break or wrap to next line. ...
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What's invokedynamic and how do I use it?

I keep hearing about all the new cool features that are being added to the JVM and one of those cool features is invokedynamic. I would like to know what it is and how does it make reflective programming in Java easier or better? ...
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How to find event listeners on a DOM node when debugging or from the JavaScript code?

... Legends 13.9k88 gold badges6666 silver badges103103 bronze badges answered Aug 6 '10 at 17:48 Andrew HedgesAndrew Hedges ...
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CSV file written with Python has blank lines between each row

This code reads thefile.csv , makes changes, and writes results to thefile_subset1 . 9 Answers ...
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Should I use `this` or `$scope`?

...thout an explicit reason. Frankly, mixing them will work, but it will just add to the confusion. So pick one and roll with it. The most important thing is to be consistent. Which one? That depends on you. There are many more examples out there of $scope, but "controller as" is picking up steam as w...
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Convert objective-c typedef to its string equivalent

... eldarerathis 31.2k99 gold badges8686 silver badges8989 bronze badges answered Jul 7 '09 at 21:41 Barry WarkBarry Wark ...