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Rust vs C++ Performance: Can Rust Actually Be Faster? (Pt. 2) (#477)
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‎README.md‎

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# New Video - https://youtu.be/wP1wz6MhxcI
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# New Video - https://youtu.be/5-sDEDBJPlY
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[<img src="assets/264.png?raw=true">](https://youtu.be/wP1wz6MhxcI)
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[<img src="assets/265.png?raw=true">](https://youtu.be/5-sDEDBJPlY)
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# Consulting
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‎assets/264.png‎

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‎assets/265.png‎

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‎docs/contents.md‎

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- [258 - Redis vs Valkey performance](../lessons/258)
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- [259 - Rust vs C++ Performance: Can Rust Actually Be Faster?](../lessons/259)
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- [260 - ZeroMQ vs Aeron: Best for Market Data? Performance (Latency & Throughput)](../lessons/260)
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- [265 - Rust vs C++ Performance: Can Rust Actually Be Faster? (Pt. 2)](../lessons/265)

‎lessons/265/README.md‎

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# Rust vs C++ Performance: Can Rust Actually Be Faster? (Pt. 2)
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You can find tutorial [here](https://youtu.be/5-sDEDBJPlY).
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## Commands
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```bash
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## C++
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cmake --preset default -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_FLAGS_RELEASE="-O3 -ffast-math"
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cmake --build build && ./build/app
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## Rust
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cargo build --release
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```

‎lessons/265/app-cpp/.clang-format‎

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‎lessons/265/app-cpp/CMakeLists.txt‎

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# Specify the minimum required CMake version
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cmake_minimum_required(VERSION 3.28)
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# Define the project
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project(app-cpp
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VERSION 0.1.0
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DESCRIPTION "Simple HTTP server."
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LANGUAGES CXX
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)
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# Set C++ standard to C++20 for all targets
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set(CMAKE_CXX_STANDARD 20)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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set(CMAKE_CXX_EXTENSIONS OFF)
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# Add executable
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add_executable(app
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src/main.cpp
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src/http_session.cpp
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src/listener.cpp
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src/book_ticker.cpp
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src/utils.cpp
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)
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find_package(boost_beast CONFIG REQUIRED)
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find_package(boost_json CONFIG REQUIRED)
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find_package(spdlog CONFIG REQUIRED)
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include_directories(include)
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# Set VCPKG triplet based on platform
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if(APPLE)
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set(VCPKG_TARGET_TRIPLET "arm64-osx")
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elseif(UNIX AND NOT APPLE)
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set(VCPKG_TARGET_TRIPLET "x64-linux")
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endif()
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# Link libraries
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target_link_libraries(app
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PRIVATE
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Boost::beast
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Boost::json
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spdlog::spdlog
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)

‎lessons/265/app-cpp/CMakePresets.json‎

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{
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"version": 2,
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"configurePresets": [
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{
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"name": "vcpkg",
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"generator": "Ninja",
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"binaryDir": "${sourceDir}/build",
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"cacheVariables": {
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"CMAKE_TOOLCHAIN_FILE": "$env{VCPKG_ROOT}/scripts/buildsystems/vcpkg.cmake"
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}

‎lessons/265/app-cpp/CMakeUserPresets.json‎

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{
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"version": 2,
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"configurePresets": [
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{
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"name": "default",
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"inherits": "vcpkg",
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"environment": {
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"VCPKG_ROOT": "$env{HOME}/devel/vcpkg"
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}
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}
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]
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}

‎lessons/265/app-cpp/include/book_ticker.hpp‎

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#ifndef BOOK_TICKER_HPP
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#define BOOK_TICKER_HPP
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#include <string>
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#include <vector>
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struct BookTicker {
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std::string symbol;
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std::string bidPrice;
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std::string bidQty;
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std::string askPrice;
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std::string askQty;
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};
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std::string serialize_book_tickers(const std::vector<BookTicker>& tickers);
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#endif // BOOK_TICKER_HPP

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