Using Requires Expression in C++20 as a Standalone Feature

In my last post "Defining Concepts with Requires Expressions", I exemplified how you can use requires expressions to define concepts. Requires expressions can also be used as a standalone feature when a compile-time predicate is required.

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Views: 4120

Defining Concepts with Requires Expressions

In my last post "Define Concepts", I defined the concepts Integral, SignedIntegral, and UnsigendIntegral using logical combinations of existing concepts and compile-time predicates. Today, I use Requires Expressions to define concepts.

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Tags: concepts
Views: 4954

C++ 20 Techniques for Algorithmic Trading

Why do the biggest and most profitable trading firms use C++? In this webinar we will address this question and present one of the most anticipated features of C++20 standard: Ranges.

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Views: 7300

Define Concepts

There are two ways to define a concept: You can combine existing concepts and compile-time predicates, or you can apply a requires expression in four different ways.

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Views: 6266

Type Erasure

Type erasure based on templates is a pretty sophisticated technique. It allows you to bridge dynamic polymorphism (object orientation) with static polymorphism (templates).

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Views: 11142

10 Days Left to Register Yourself for my Mentoring Program "Fundamentals for C++ Professionals"

The registration for my mentoring program, "Fundamentals for C++ Professionals", is still open until 17th April. The program starts on 22nd April.

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Views: 2904

A std::advance Implementation with C++98, C++17, and C++20

In my last post, I presented a possible std::advance implementation based on tag dispatching. One of my readers mentioned that I could also implement std::advance based on constexpr if, or concepts. His right. So let's do it.

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Views: 8369

A Sample for my Mentoring Program "Fundamentals for C++ Professionals"

Before you participate in my mentoring program, you should know more about it. Today, I publish as a teaser, step six of the 28 steps to master C++.

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Views: 2199

Software Design with Traits and Tag Dispatching

Tag Dispatching enables it to choose a function based on the type characteristics. This decision takes place at compile time and is based on traits.

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Views: 5520

Policy

Thanks to templates, there are new ways of software design. Policies and traits are two commonly used idioms in C++.

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Views: 6656

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