大约有 20,212 项符合查询结果(耗时:0.0368秒) [XML]

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How to store a git config as part of the repository?

I'm using filters to mangle files during checkout like described here . Now the problem is that filter definition is only stored in my local configuration file: ...
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Remove duplicated rows using dplyr

I have a data.frame like this - 6 Answers 6 ...
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Selecting data frame rows based on partial string match in a column

I want to select rows from a data frame based on partial match of a string in a column, e.g. column 'x' contains the string "hsa". Using sqldf - if it had a like syntax - I would do something like: ...
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What are conventions for filenames in Go?

I could find the conventions for naming packages in Go: no underscore between words, everything lowercase. 4 Answers ...
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async await return Task

Can somebody explain what does this means into a synchronous method? If I try to change the method to async then VS complain about it. ...
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Eclipse and Windows newlines

I had to move my Eclipse workspace from Linux to Windows when my desktop crashed. A week later I copy it back to Linux, code happily, commit to CVS. And alas, windows newlines have polluted many files, so CVS diff dumps the entire file, even when I changed a line or two! ...
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How to forward declare a template class in namespace std?

and used that function in my main. I get errors. Of course, I know that there are more template params for std::list (allocator I think). But, that is beside the point. Do I have to know the full template declaration of a template class to be able to forward declare it? ...
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convert pfx format to p12

I need to export a .pfx format certificate (from windows mmc) to .p12 to use in another application. I cant find a way to do this. Can anyone suggest a method? ...
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How to add “on delete cascade” constraints?

In PostgreSQL 8 is it possible to add ON DELETE CASCADES to the both foreign keys in the following table without dropping the latter? ...
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Rails nested form with has_many :through, how to edit attributes of join model?

How do you edit the attributes of a join model when using accepts_nested_attributes_for? 3 Answers ...