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Read Excel File in Python

... This is one approach: from xlrd import open_workbook class Arm(object): def __init__(self, id, dsp_name, dsp_code, hub_code, pin_code, pptl): self.id = id self.dsp_name = dsp_name self.dsp_code = dsp_code self.hub_code = hub_code ...
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How does std::forward work? [duplicate]

... does according to the standard: §20.2.3 [forward] p2 Returns: static_cast<T&&>(t) (Where T is the explicitly specified template parameter and t is the passed argument.) Now remember the reference collapsing rules: TR R T& & -> T& // lvalue reference to ...
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How to update PATH variable permanently from Windows command line?

...mmatically add or modify system environment variables, add them to the HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Session Manager\Environment registry key, then broadcast a WM_SETTINGCHANGE message with lParam set to the string "Environment". This allows applications, such as the shell, to ...
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Is it possible to use argsort in descending order?

... this method is that ids is a view of avgDists: >>> ids.flags C_CONTIGUOUS : False F_CONTIGUOUS : False OWNDATA : False WRITEABLE : True ALIGNED : True UPDATEIFCOPY : False (The 'OWNDATA' being False indicates this is a view, not a copy) Another way to do this is something ...
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Exploitable PHP functions

...ese function calls are classified as Sinks. When a tainted variable (like $_REQUEST) is passed to a sink function, then you have a vulnerability. Programs like RATS and RIPS use grep like functionality to identify all sinks in an application. This means that programmers should take extra care when...
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How are feature_importances in RandomForestClassifier determined?

...ribute to the result to what extent. Therefore I am just using the feature_importances_ , which works well for me. 6 Answe...
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Overriding superclass property with different type in Swift

... do it this way... class ViewController { var view: UIView! { return _view } private var _view: UIView! } class ScrollView : UIView {} class ScrollViewController : ViewController { override var view: ScrollView! { return super.view as ScrollView! } } class HomeView : ScrollView {}...
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Why use prefixes on member variables in C++ classes

...ng underscore before a capital letter in a word is reserved. For example: _Foo _L are all reserved words while _foo _l are not. There are other situations where leading underscores before lowercase letters are not allowed. In my specific case, I found the _L happened to be reserved by Visual...
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What is a C++ delegate?

...ouble d)> f = std::bind(&MyClass::DoStuff, this, std::placeholders::_1); // auto f = std::bind(...); in C++11 Option 7: templates Accept anything as long as it matches the argument list. template <class FunctionT> int DoSomething(FunctionT func) { return func(3.14); } ...
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Python: Get relative path from comparing two absolute paths

.... if one of the paths is a common ancestor: paths = […, …, …] common_prefix = os.path.commonprefix(list_of_paths) if common_prefix in paths: … You can then find the relative paths: relative_paths = [os.path.relpath(path, common_prefix) for path in paths] You can even handle more th...