Questions tagged [c++]
C++ is a statically typed, free-form, multi-paradigm, compiled, general-purpose programming language. This tag should be used for any question which requires knowledge or expertise with the C++ programming language. This is a general tag which is used for any of the C++ language standards (C++98, C++11, C++17, etc.). The question should identify the compiler being used, the operating system, and which of the C++ standards is being targeted.
9,768 questions
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Implementing a mutex-free thread safe scheme for protecting a object
I've written a MQTT client for embedded system with RTOS (understand not POSIX, generally FreeRTOS). There's no pthread in the system. There's only 32 bits atomic instructions supported.
The client ...
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Image Stitching using SIFT Keypoint Descriptor in C++
This is a follow-up question for SIFT Keypoint Detection for Image in C++. With the detected SIFT keypoints of images, image stitching is possible to perform. In this post, the first step is to ...
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Lookahead match
I need to write code that contains a lot of checks for sequences in a list of the form:
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C++ lock free single linked list dedicated to word frequency
I'm building this code for my students, so I'd like any comments about modern C++ and whether it is pedagogic. And of course if you find any logic error.
Basic exercise is to count word frequency in a ...
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Reference counted smart pointer with concept
I wrote a simple reference counted smart pointer. The reference count is supposed to be inside the object it owns (not the smart ptr itself, like std::shared_ptr) ...
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Affect a repetition of an argument N times (for array construction)
Consider the following (C++20) function (from the solution to this StackOverflow question):
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RAII Wrapper For CUDA Pointers
I was recently working on my CUDA wrappers library, and this particular class is one of the oldest pieces of code in the entire project. Since that time, I added tons of other features (for example <...
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Integration Test for Polymorphic data models that save data to MySQL
As noted by @TobySpeight in his answer to Polymorphic data models that save data to MySQL and restore data from MySQL the test code should also be reviewed. His ...
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Strongly-typed CUDA device memory
When I discovered that CUDA device memory was represented by plain old void* I was horrified by having to deal with C-style type safety and resource ownership (i.e. ...
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Polymorphic data models that save data to MySQL and restore data from MySQL
This is a follow up question to Inserting and retrieving data MySql Database access in C++ using Boost::ASIO and Boost::MySQL. I have reduced the amount of code to be reviewed by presenting only one ...
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Implementation of a kd-tree header-only library
I've took inspiration from https://www.geeksforgeeks.org/cpp/kd-trees-in-cpp/ and implemented a kdtree library and I would like to get a review of it. The main target was to have a kd-tree ...
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Memory mapped file interface for linux
I am working on a game engine that should read (among others) compressed files and decompress them into memory. Where the compressed file should be memory mapped.
For that I implemented a simple ...
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A Tic-Tac-Toe prototype written in SFML and C++
I'm a beginner in C++, and I tried to implement some basic skeleton for a game of Tic-Tac-Toe using SFML 3.0.0.
The thing is, it contains some main logic:
Place figures (...
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Checking for string isomorphism in C++
Intro
This snippet is a translation of the Java version.
Code
string_util.hpp:
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Move generation in my C++ chess engine [closed]
I am building a chess engine in C++ and currently working on the move generation. To measure performance I use perft, but my main goal is to make the move generator itself faster.
I already use ...
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