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How do I create a variable number of variables?
...u can use dictionaries to accomplish this. Dictionaries are stores of keys and values.
>>> dct = {'x': 1, 'y': 2, 'z': 3}
>>> dct
{'y': 2, 'x': 1, 'z': 3}
>>> dct["y"]
2
You can use variable key names to achieve the effect of variable variables without the security ris...
How do I check for C++11 support?
...amed __cplusplus that C++ compilers should set to the version of the C++ standard supported see this
#if __cplusplus <= 199711L
#error This library needs at least a C++11 compliant compiler
#endif
It is set to 199711L in Visual Studio 2010 SP1, but I do not know if vendors will be so bold to...
How to copy Docker images from one host to another without using a repository
... load -i <path to image tar file>
PS: You may need to sudo all commands.
EDIT:
You should add filename (not just directory) with -o, for example:
docker save -o c:/myfile.tar centos:16
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Passing references to pointers in C++
... reference to a pointer in C++. However, my attempts to do so are failing, and I have no idea why.
10 Answers
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What is the meaning of polyfills in HTML5?
...e, since it is used in conjunction with HTML5, but it's not part of HTML5, and you can have polyfills without having HTML5 (for example, to support CSS3 techniques you want).
Here's a good post:
http://remysharp.com/2010/10/08/what-is-a-polyfill/
Here's a comprehensive list of Polyfills and Shims...
Assigning code to a variable
Is it possible to make a variable, and assign a line of code to it, such as:
5 Answers
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wkhtmltopdf: cannot connect to X server
...virtual X server in the static version . I have been using the static (stand-alone) version of the program and it works great! I would put the executable file in a folder, and run:
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sphinx-build fail - autodoc can't import/find module
I'm trying to get started with Sphinx and seem to have relentless problems.
7 Answers
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python requests file upload
... uploading a file using Python requests library. I searched Stack Overflow and no one seemed to have the same problem, namely, that the file is not received by the server:
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How to set background color of a View
...
@delive - Come again? Color.GREEN is not deprecated, and includes the alpha byte. It's value is 0xff00ff00, exactly the same as what's suggested in the answer, except it also has the benefit of being human-readable. Most developers would prefer a human-readable solution.
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