大约有 35,000 项符合查询结果(耗时:0.0544秒) [XML]

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Static and Sealed class differences

... Hossein Narimani RadHossein Narimani Rad 26.3k1414 gold badges7575 silver badges106106 bronze badges ...
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What's wrong with using == to compare floats in Java?

...- currentSectionID) < epsilon) where epsilon is a very small number like 0.00000001, depending on the desired precision. share | improve this answer | follow ...
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Which HTML Parser is the best? [closed]

...st released a new Java HTML parser: jsoup. I mention it here because I think it will do what you are after. Its party trick is a CSS selector syntax to find elements, e.g.: String html = "<html><head><title>First parse</title></head>" + "<body><p>Parsed ...
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Plot correlation matrix into a graph

...x with some correlation values. Now I want to plot that in a graph that looks more or less like that: 11 Answers ...
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Find all records which have a count of an association greater than zero

... projects that have an associated vacancy. UPDATE: As pointed out by @mackskatz in the comment, without a group clause, the code above will return duplicate projects for projects with more than one vacancies. To remove the duplicates, use Project.joins(:vacancies).group('projects.id') UPDATE: ...
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Printing tuple with string formatting in Python

...; print "this is a tuple: %s" % (thetuple,) this is a tuple: (1, 2, 3) Making a singleton tuple with the tuple of interest as the only item, i.e. the (thetuple,) part, is the key bit here. share | ...
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How to rename a file using Python

I want to change a.txt to b.kml . 11 Answers 11 ...
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Unit testing for C++ code - Tools and methodology [closed]

I'm working on a large c++ system that is has been in development for a few years now. As part of an effort to improve the quality of the existing code we engaged on a large long-term refactoring project. ...
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Undo git pull, how to bring repos to old state

...so, but only merge other remaining files. So, I want to get those files back, is that possible? 11 Answers ...
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Remove directory from remote repository after adding them to .gitignore

... .gitignore file adding a directory that should be ignored. Everything works fine, but the (now ignored) directory stays on github. ...