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Tutorial: Easily Learn To Use optional In Modern C++ On Windows

Optional definition (std::optional) manages anoptionalcontained value, i.e. a value that may or may not be present. This class templatecomes with C++17 standard, it is used with CLANG and other C++ compilers which has this standard. A common use case foroptionalis the return value of a function that may fail. Any instance ofoptional<T>at any given…
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Learn C++ With OO Considered Harmful by Phil Nash (CPPCon 2020) Video

Experienced C++ programmers think of C++ as a multi-paradigm language capable of moving between paradigms when needed. In this video, you will be looking at the actual code and techniques that can be implemented today or, in certain cases, in the near future, as well as a glimpse of what might be on the road. More importantly, we’re trying to place it in a sense that helps us address…
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Learn To Use Powerful Lambda Expressions In C++ On Windows

Lambda Expressionsare an expression that returns a function object, it comes with C++11 standards and used C++14, C++17, C++20 standards, it is well explainedhere. Lambda expressions are widely used in C++, C#, Groovy, Java, Python, Ruby languages too. The Greek letter Lambda (λ) refers to an anonymous function, it means chosen since it is equated with something nameless and…
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C++ Is 9.4 Times Faster Than Python In Prime Number Test

Calculating prime numbers in a range is another comparison in programming languages. In this article, we compared the speed of codes to find Prime Number functions in C++ and Python 1. Introduction Prime numbers are an interesting area to research. Aprime number, it is also calledprimeshortly, is a natural number (a positive integer) greater than one that is not a product…
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