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How to convert vector to array
...
There's a fairly simple trick to do so, since the spec now guarantees vectors store their elements contiguously:
std::vector<double> v;
double* a = &v[0];
share
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imp...
What's the _ underscore representative of in Swift References?
...ction without an external name.
Update for Swift 2.0
Function and method now work the same way in terms of local and external argument name declaration.
Functions are now called by using external parameter name by default, starting at 2nd parameter. This rule only applies to pure Swift code.
So,...
Extending an Object in Javascript
...for brevity, property assignments are skipped because you get the point by now.
Object.assign(darthVader, Robot)
Darth Vader gets the methods of Robot:
darthVader.greet() // inherited from `Person`, outputs "Hi, my name is Darth Vader..."
darthVader.machineGreet() // inherited from `Robot`, outputs...
How to add Google Analytics Tracking ID to GitHub Pages
Could be a simple question but I am full of doubts right now about adding Google Analytics Tracking ID to GitHub page .
...
jQuery Ajax POST example with PHP
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Yes, I understand that now. But I found many examples that always put a $(document).ready block around so that the example is self-contained. I wrote the comment for a future user who may, like me, stumble on this and end-up reading the comment thr...
WKWebView not loading local files under iOS 8
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They finally solved the bug! Now we can use -[WKWebView loadFileURL:allowingReadAccessToURL:].
Apparently the fix was worth some seconds in WWDC 2015 video 504 Introducing Safari View Controller
For iOS8 ~ iOS10 (Swift 3)
As Dan Fabulish's answer s...
How to set the prototype of a JavaScript object that has already been instantiated?
...it seems on the surface, and beyond most peoples' pay grade in regards to knowledge of Javascript internals.
The prototype property of an object is used when creating new child objects of that object. Changing it does not reflect in the object itself, rather is reflected when that object is used as...
AngularJS ui-router login authentication
...Params
= $rootScope.toStateParams;
// now, send them to the signin state
// so they can log in
$state.go('signin');
}
}
});
}
};
}
])
Now all you need to do is listen in on ui-route...
Python extending with - using super() Python 3 vs Python 2
...o by doing nothing in C, you end up calling both, which is what you want.
Now if you were not using super, you would end up inheriting A.__init__ (as before) but this time there's nothing that would call B.__init__ for you.
class A:
def __init__(self):
print('A')
class B:
def __in...
How can I add reflection to a C++ application?
... struct fields
{
static const int n = T::fields_n;
};
};
Now to iterate over the fields we use the visitor pattern. We create an MPL range from 0 to the number of fields, and access the field data at that index. Then it passes the field data on to the user-provided visitor:
struct...