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Tomcat: How to find out running tomcat version
...e correct answer. I don't see why you need to write a JSP and deploy it in order to determine the tomcat version. This answer can has wider audience not just programmers, such as system admin just wanting to know exact tomcat version.
– Itherael
Nov 1 '17 at 17...
Mongoose subdocuments vs nested schema
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I have edited a bit in order to make more sense. What do you think?
– Wayne Chiu
Sep 2 '16 at 20:32
3
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hash function for string
...o terrible is because it does NOT take into consideration string character order, so hash("ab") would therefore return the same value as hash("ba"). This is not so with the 2nd edition hash, however, which would (much better!) return two different values for those strings.
The GCC C++11 hashing fun...
how to draw smooth curve through N points using javascript HTML5 canvas?
... 2, 4, 4);
}
}
To draw a curve have an array with x, y points in the order: x1,y1, x2,y2, ...xn,yn.
Use it like this:
var myPoints = [10,10, 40,30, 100,10]; //minimum two points
var tension = 1;
drawCurve(ctx, myPoints); //default tension=0.5
drawCurve(ctx, myPoints, tension);
The functio...
What are some uses of template template parameters?
...drei Alexandrescu:
He uses a classes with template template parameters in order to implement the policy pattern:
// Library code
template <template <class> class CreationPolicy>
class WidgetManager : public CreationPolicy<Widget>
{
...
};
He explains:
Typically, the host cla...
Sleep until a specific time/date
...X and don't work under MacOS! If under Mac, goto my pure bash function)
In order to reduce forks, instead of running date two times, I prefer to use this:
Simple starting sample
sleep $(($(date -f - +%s- <<< $'tomorrow 21:30\nnow')0))
where tomorrow 21:30 could be replaced by any kind of d...
What is a NullReferenceException, and how do I fix it?
...omePropertyName</p> <!-- Also throws -->
WPF Control Creation Order and Events
WPF controls are created during the call to InitializeComponent in the order they appear in the visual tree. A NullReferenceException will be raised in the case of early-created controls with event handlers,...
Find running median from a stream of integers
...nting in a quantile chip that can be used in industrial controllers and recorders. The algorithm is further extended to histogram plotting. The accuracy of the algorithm is analyzed.
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improv...
JavaScript post request like a form submit
...ld);
});
// The form needs to be a part of the document in
// order for us to be able to submit it.
$(document.body).append(form);
form.submit();
}
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What are all the common undefined behaviours that a C++ programmer should know about? [closed]
...
The order that function parameters are evaluated is unspecified behavior. (This won't make your program crash, explode, or order pizza... unlike undefined behavior.)
The only requirement is that all parameters must be fully eval...