David Dight dakka
dakka
/ call_once_with_result.hpp
Last active
September 11, 2023 21:06
call_once_with_result - a std::call_once storing the callable object's result and making it available, C++17
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| /----------------------------------------------------------------------------------------- | |
| // Copyright (C) 2022-23 Fix8 Market Technologies Pty Ltd | |
| // by David L. Dight | |
| // | |
| // call_once_with_result - a std::call_once storing the callable object's result and making it available | |
| // class once_with_result and function call_once_with_result | |
| // | |
| // Permission is hereby granted, free of charge, to any person or organization | |
| // obtaining a copy of the software and accompanying documentation covered by | |
| // this license (the "Software") to use, reproduce, display, distribute, |
dakka
/ pow_cpp20_template.cpp
Last active
May 25, 2023 07:43
make_pow_array - create compiler generated constexpr C++20 arbitrary base and size power tables as std::array. Examples include uint128_t, bases 2, 3, 5, 8, 10, with constexpr printer and demangler. Uses folding, variable templates, constraints.
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| //----------------------------------------------------------------------------------------- | |
| // Copyright (C) 2022-23 Fix8 Market Technologies Pty Ltd | |
| // by David L. Dight | |
| // | |
| // make_pow_array - create compiler generated constexpr C++20 arbitrary base and size power | |
| // tables as std::array. Examples include uint128_t, bases 2, 3, 5, 8, 10, with constexpr | |
| // printer and demangler. Uses folding, variable templates, constraints. | |
| // | |
| // Distributed under the Boost Software License, Version 1.0 August 17th, 2003 | |
| // |