大约有 42,000 项符合查询结果(耗时:0.0361秒) [XML]

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How to copy to clipboard in Vim?

...ternal buffer. I want to copy to the OS's clipboard. Is there any such command in Vim or you can only yank stuff within Vim? ...
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Why are function pointers and data pointers incompatible in C/C++?

...be converted back to the original function pointer type, using an explicit cast, without loss of information. Note: The ISO C standard does not require this, but it is required for POSIX conformance. – Jonathan Leffler Sep 11 '12 at 18:23 ...
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What is an application binary interface (ABI)?

...an ABI is. Please don't point me to a Wikipedia article. If I could understand it, I wouldn't be here posting such a lengthy post. ...
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_csv.Error: field larger than field limit (131072)

... csv csv.field_size_limit(sys.maxsize) sys.maxsize works for Python 2.x and 3.x. sys.maxint would only work with Python 2.x (SO: what-is-sys-maxint-in-python-3) Update As Geoff pointed out, the code above might result in the following error: OverflowError: Python int too large to convert to C l...
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Docker can't connect to docker daemon

...dd the user to the docker group. sudo usermod -aG docker $(whoami) Log out and log back in to ensure docker runs with correct permissions. Start docker. sudo service docker start Mac OS X As Dayel Ostraco says is necessary to add environments variables: docker-machine start # Start virtual machi...
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Why would finding a type's initializer throw a NullReferenceException?

...found at least 3 workaround approaches for fixing the problem: Simply by casting the Type to _Type inside the Main method: var cctor = ((_Type)typeof(Test)).TypeInitializer; Or making sure that approach 1 was used previously inside the method: var warmUp = ((_Type)typeof(Test)).TypeInitializer;...
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How do you create a dropdownlist from an enum in ASP.NET MVC?

...adata); IEnumerable<TEnum> values = Enum.GetValues(enumType).Cast<TEnum>(); IEnumerable<SelectListItem> items = from value in values select new SelectListItem { Text = GetEnumDescription(value), Value = value....
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What is an example of the Liskov Substitution Principle?

... A great example illustrating LSP (given by Uncle Bob in a podcast I heard recently) was how sometimes something that sounds right in natural language doesn't quite work in code. In mathematics, a Square is a Rectangle. Indeed it is a specialization of a rectangle. The "is a" makes you...
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Installing pip packages to $HOME folder

...This should result in the hg script being installed in $HOME/.local/bin/hg and the rest of the hg package in $HOME/.local/lib/pythonx.y/site-packages/. Note, that the above is true for Python 2.6. There has been a bit of controversy among the Python core developers about what is the appropriate di...
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vs in Generics

...of the generic class, interface or method. The implication is that you can cast the type/interface/method to an equivalent with a super-type of T. E.g. ICovariant<out Dog> can be cast to ICovariant<Animal>. share...