大约有 39,000 项符合查询结果(耗时:0.0639秒) [XML]

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Relative frequencies / proportions with dplyr

... 295 Try this: mtcars %>% group_by(am, gear) %>% summarise(n = n()) %>% mutate(freq =...
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Can I save the window layout in Visual Studio 2010/2012/2013?

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SQLAlchemy: print the actual query

...olumn, select t = table('t', column('x')) s = select([t]).where(t.c.x == 5) print(s.compile(compile_kwargs={"literal_binds": True})) the above approach has the caveats that it is only supported for basic types, such as ints and strings, and furthermore if a bindparam without a pre-set value is u...
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How to save a dictionary to a file?

... answered Oct 5 '13 at 18:50 ZahZah 4,45311 gold badge1919 silver badges3232 bronze badges ...
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Multiply TimeSpan in .NET

...in Pihony 60.2k1616 gold badges123123 silver badges156156 bronze badges 4 ...
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Which version of PostgreSQL am I running?

... answered Dec 5 '12 at 22:42 Highly IrregularHighly Irregular 31k1111 gold badges4444 silver badges6363 bronze badges ...
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i18n Pluralization

... +50 Try this: en.yml : en: misc: kids: zero: no kids one: 1 kid other: %{count} kids In a view: You have &lt...
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AngularJS Folder Structure [closed]

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Easy way of running the same junit test over and over?

... With JUnit 5 I was able to solve this using the @RepeatedTest annotation: @RepeatedTest(10) public void testMyCode() { //your test code goes here } Note that @Test annotation shouldn't be used along with @RepeatedTest. ...
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raw_input function in Python

...| edited Nov 14 '16 at 18:50 TallChuck 68844 silver badges2020 bronze badges answered Apr 6 '11 at 7:54 ...