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What is the difference between the template method and the strategy patterns?
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The main difference between the two is when the concrete algorithm is chosen.
With the Template method pattern this happens at compile-time by subclassing the template. Each subclass provides a different concrete algorithm by implementing the template's abstract methods. When a clien...
nuget 'packages' element is not declared warning
not a showstopper but when using nuget in a project, it creates a packages.config file with this shape
7 Answers
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How does the HyperLogLog algorithm work?
I've been learning about different algorithms in my spare time recently, and one that I came across which appears to be very interesting is called the HyperLogLog algorithm - which estimates how many unique items are in a list.
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Why do we not have a virtual constructor in C++?
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Hear it from the horse's mouth. :)
From Bjarne Stroustrup's C++ Style and Technique FAQ Why don't we have virtual constructors?
A virtual call is a mechanism to get work done given partial
information. In particular, "virtu...
How do I make my GUI behave well when Windows font scaling is greater than 100%
...inst assuming DPI-awareness is easy.
I generally avoid DPI-aware scaling with TForm.Scaled = True. DPI awareness is only important to me when it becomes important to customers who call me and are willing to pay for it. The technical reason behind that point of view is that DPI-awareness or not, y...
What are WSDL, SOAP and REST?
What is WSDL ? How is it related to SOAP ? Where does REST fit in all of that?
10 Answers
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Coding Conventions - Naming Enums
...re constants and should follow the conventions for constants. So
enum Fruit {APPLE, ORANGE, BANANA, PEAR};
There is no reason for writing FruitEnum any more than FruitClass. You are just wasting four (or five) characters that add no information.
Java itself recommends this approach and it is us...
What is a smart pointer and when should I use one?
...ue_ptr, std::shared_ptr and std::weak_ptr.
There was also std::auto_ptr. It was very much like a scoped pointer, except that it also had the "special" dangerous ability to be copied — which also unexpectedly transfers ownership.
It was deprecated in C++11 and removed in C++17, so you shouldn't u...
Circle drawing with SVG's arc path
Short question: using SVG path, we can draw 99.99% of a circle and it shows up, but when it is 99.99999999% of a circle, then the circle won't show up. How can it be fixed?
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Where is Erlang used and why? [closed]
I would like to know a list of the most common application/websites/solutions where Erlang is used, successfully or not .
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