I will keep this short and simple: Install MariaDB (client and server)
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$ sudo pkg install mariadb106-client mariadb106-server |
Install seafile and seahub – you CANNOT do it via pkg because it depends on MySQL, which will conflict...
Hello Everyone, This is a mirror of the scalability series from http://www.lecloud.net/post/7295452622/scalability-for-dummies-part-1-clones onwards. There were 4 parts and they have been accessed from Internet Archive and presented below as is. Table of...
Let me start with an example. Imagine if we wanted to pick a machine among a list of machines that is best suited to run a CPU-heavy process. It is actually a...
The Beginning Imagine you are an average guy who is interested in coding and building something great that solves someone’s problems. Imagine you are not really writing an interactive desktop program, but...
So you got yourself access to a Debian server (or virtual private server) and have logged into it by one way or the other. In this tutorial, we will learn how to...
A generic factory is a factory that can register any class type. It is very easy to write because we are allowed to use void pointers.
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#include <functional> class Factory { public: Factory() {} ~Factory() {} void Register(const std::string _key, const std::function<void *()> _creator) { m_creators[_key] = _creator; } template<typename ClassType> ClassType* Get(const std::string _key) const { return static_cast<ClassType *>(m_creators.at(_key)()); } private: std::map<std::string, std::function<void *()> > m_creators; }; |
Usage:
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int main() { Factory f; f.Register("Derived1", &BaseClass<Derived1>::CreateInterface); f.Register("Derived2", &BaseClass<Derived2>::CreateInterface); Derived1 *d1 = f.Get<Derived1>("Derived1"); Derived2 *d2 = f.Get<Derived2>("Derived2"); Derived1 *d2 = f.Get<Derived1>("Derived2"); // This also compiles!!! } |
As we are...
Problem statement: Find the largest sum that is possible in an array. I.e., find the maximum sub-array. Solution: From the very first this problem looks complicated because of how it is framed....
This PDF was submitted to BITS PILANI Work Integrated Learning Program 2019 Object Oriented Analysis and Design (S2_18_SSZG514) for the final assignment.
Since Manjaro is based on Arch, we can surely use pacman to install node.js and npm. But true freedom of npm can be easily enjoyed without needing root access all the time.
‘C++ Traits’ is an idiom that allows a great level of abstraction at compile time which is normally possible only by a combination of inheritance and composition. It allows an algorithm to...
