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Combine --user with --prefix error with setup.py install

...me workaround: pip install --user --install-option="--prefix=" <package_name> or python setup.py install --user --prefix= Note that there is no text (not even whitespace) after the =. Do not forget the --user flag. Installing multiple packages: Create ~/.pydistutils.cfg (or equivalent...
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Default parameters with C++ constructors [closed]

...ks in their favor. One thing to watch out for is if you have defaults for all but one parameter, your class can be implicitly converted from that parameter type. Check out this thread for more info. share | ...
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How to do relative imports in Python?

... the module were a top level module, regardless of where the module is actually located on the file system. In Python 2.6, they're adding the ability to reference modules relative to the main module. PEP 366 describes the change. Update: According to Nick Coghlan, the recommended alternative is ...
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How to properly import a selfsigned certificate into Java keystore that is available to all Java app

...Windows the easiest way is to use the program portecle. Download and install portecle. First make 100% sure you know which JRE or JDK is being used to run your program. On a 64 bit Windows 7 there could be quite a few JREs. Process Explorer can help you with this or you can use: System.out.println...
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Where is array's length property defined?

...uage itself. 10.7. Array Members The members of an array type are all of the following: The public final field length, which contains the number of components of the array. length may be positive or zero. The public method clone, which overrides the method of the same name in clas...
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Why have header files and .cpp files? [closed]

...dencies so that code that uses the header doesn't necessarily need to know all the details of the implementation and any other classes/headers needed only for that. This will reduce compilation times and also the amount of recompilation needed when something in the implementation changes. It's not ...
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How to override the copy/deepcopy operations for a Python object?

...ully, but this is the first time I've actually gone about overloading the __copy__ and __deepcopy__ methods. I've already Googled around and looked through the built-in Python modules to look for instances of the __copy__ and __deepcopy__ functions (e.g. sets.py , decimal.py , and fracti...
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Configuring so that pip install can work from github

...oo would be: foo # the installable package ├── foo │   ├── __init__.py │   └── bar.py └── setup.py And install from github like: $ pip install git+ssh://git@github.com/myuser/foo.git or $ pip install git+https://github.com/myuser/foo.git@v123 or $ pip install git+htt...
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Where do I find the current C or C++ standard documents?

...9:1990 Hardcopy available from SAI Global ($88 + shipping) You cannot usually get old revisions of a standard (any standard) directly from the standards bodies shortly after a new edition of the standard is released. Thus, standards for C89, C90, C99, C++98, C++03 will be hard to find for purchas...
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Using ChildActionOnly in MVC

... The ChildActionOnly attribute ensures that an action method can be called only as a child method from within a view. An action method doesn’t need to have this attribute to be used as a child action, but we tend to use this attribute to prevent the action methods from being invoked as a res...