大约有 47,000 项符合查询结果(耗时:0.0580秒) [XML]

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what does -webkit-transform: translate3d(0,0,0); exactly do? Apply to body?

what does -webkit-transform: translate3d(0,0,0); exactly do? Does it have any performance issues? Should I just apply it to the body or individual elements? It seems to improve scroll events drastically. ...
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The name 'model' does not exist in current context in MVC3

I added a cshtml page in an project. When I tried to add the following declaration to it, I get an error: "The name 'model' does not exist in current context". ...
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Cleaning `Inf` values from an R dataframe

In R, I have an operation which creates some Inf values when I transform a dataframe. 8 Answers ...
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How can I do DNS lookups in Python, including referring to /etc/hosts?

... 6 Answers 6 Active ...
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How can I map True/False to 1/0 in a Pandas DataFrame?

I have a column in python pandas DataFrame that has boolean True/False values, but for further calculations I need 1/0 representation. Is there a quick pandas/numpy way to do that? ...
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Generate a random point within a circle (uniformly)

I need to generate a uniformly random point within a circle of radius R . 21 Answers ...
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Array slicing in Ruby: explanation for illogical behaviour (taken from Rubykoans.com)

I was going through the exercises in Ruby Koans and I was struck by the following Ruby quirk that I found really unexplainable: ...
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Getting individual colors from a color map in matplotlib

If you have a Colormap cmap , for example: 4 Answers 4 ...
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Pandas: drop a level from a multi-level column index?

If I've got a multi-level column index: 7 Answers 7 ...
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How do I truncate a .NET string?

I would like to truncate a string such that its length is not longer than a given value. I am writing to a database table and want to ensure that the values I write meet the constraint of the column's datatype. ...