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Modern C++ Programming Cookbook - Third Edition

Name: Modern C++ Programming Cookbook - Third Edition
Author: Marius Bancila
ISBN: 9781835080542

by Marius Bancila

February 2024

Intermediate to advanced

816 pages

20h 7m

English

Packt Publishing

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Preface
Who this book is forWhat this book coversWhat’s new in this editionTo get the most out of this bookGet in touch
Learning Modern Core Language Features
Using auto whenever possibleHow to do it...How it works...See alsoCreating type aliases and alias templatesHow to do it...How it works...See alsoUnderstanding uniform initializationGetting readyHow to do it...How it works...There’s more...See alsoUnderstanding the various forms of non-static member initializationHow to do it...How it works...See alsoControlling and querying object alignmentGetting readyHow to do it...How it works...See alsoUsing scoped enumerationsHow to do it...How it works...See alsoUsing override and final for virtual methodsGetting readyHow to do it...How it works...See alsoUsing range-based for loops to iterate on a rangeGetting readyHow to do it...How it works...See alsoEnabling range-based for loops for custom typesGetting readyHow to do it...How it works...See alsoUsing explicit constructors and conversion operators to avoid implicit conversionGetting readyHow to do it...How it works...See alsoUsing unnamed namespaces instead of static globalsGetting readyHow to do it...How it works...See alsoUsing inline namespaces for symbol versioningGetting readyHow to do it...How it works...See alsoUsing structured bindings to handle multi-return valuesGetting readyHow to do it...How it works...There’s more...See alsoSimplifying code with class template argument deductionHow to do it...How it works...See alsoUsing the subscript operator to access elements in a collectionHow to do it…How it works…See also
Working with Numbers and Strings
Understanding the various numeric typesHow to do it…How it works…See alsoLimits and other properties of numeric typesGetting readyHow to do it...How it works...See alsoConverting between numeric and string typesGetting readyHow to do it...How it works...See alsoUnderstanding the various character and string typesHow to do it…How it works…See alsoPrinting Unicode characters to the output consoleHow to do it…How it works…See alsoGenerating pseudo-random numbersGetting readyHow to do it...How it works...See alsoProperly initializing a pseudo-random number generatorGetting readyHow to do it...How it works...See alsoCreating cooked user-defined literalsGetting readyHow to do it...How it works...There’s more...See alsoCreating raw user-defined literalsGetting readyHow to do it...How it works...See alsoUsing raw string literals to avoid escaping charactersGetting readyHow to do it...How it works...See alsoCreating a library of string helpersGetting readyHow to do it...How it works...There’s more…See alsoVerifying the format of a string using regular expressionsGetting readyHow to do it...How it works...There’s more...See alsoParsing the content of a string using regular expressionsGetting readyHow to do it...How it works...See alsoReplacing the content of a string using regular expressionsGetting readyHow to do it...How it works...See alsoUsing std::string_view instead of constant string referencesGetting readyHow to do it...How it works...See alsoFormatting and printing text with std::format and std::printGetting readyHow to do it...How it works...See alsoUsing std::format with user-defined typesGetting readyHow to do it...How it works...There’s more…See also
Exploring Functions
Defaulted and deleted functionsGetting startedHow to do it...How it works...See alsoUsing lambdas with standard algorithmsGetting readyHow to do it...How it works...See alsoUsing generic and template lambdasGetting startedHow to do it...How it works...See alsoWriting a recursive lambdaGetting readyHow to do it...How it works...See alsoWriting function templatesHow to do it…How it works…See alsoWriting a function template with a variable number of argumentsGetting readyHow to do it...How it works...See alsoUsing fold expressions to simplify variadic function templatesGetting readyHow to do it...How it works...There’s more...See alsoImplementing the higher-order functions map and foldGetting readyHow to do it...How it works...There’s more...See alsoComposing functions into a higher-order functionGetting readyHow to do it...How it works...There’s more...See alsoUniformly invoking anything callableGetting readyHow to do it...How it works...See also
Preprocessing and Compilation
Conditionally compiling your source codeGetting readyHow to do it...How it works...There’s more…See alsoUsing the indirection pattern for preprocessor stringification and concatenationGetting readyHow to do it...How it works...See alsoPerforming compile-time assertion checks with static_assertGetting readyHow to do it...How it works...See alsoConditionally compiling classes and functions with enable_ifGetting readyHow to do it...How it works...There’s more...See alsoSelecting branches at compile time with constexpr ifGetting readyHow to do it...How it works...See alsoProviding metadata to the compiler with attributesHow to do it...How it works...See also
Standard Library Containers, Algorithms, and Iterators
Using vector as a default containerGetting readyHow to do it...How it works...See alsoUsing bitset for fixed-size sequences of bitsGetting readyHow to do it...How it works...There’s more...See alsoUsing vector<bool> for variable-size sequences of bitsGetting ready...How to do it...How it works...There’s more...See alsoUsing the bit manipulation utilitiesGetting readyHow to do it…How it works…See alsoFinding elements in a rangeGetting readyHow to do it...How it works...See alsoSorting a rangeGetting readyHow to do it...How it works...See alsoInitializing a rangeGetting readyHow to do it...How it works...There’s more…See alsoUsing set operations on a rangeGetting readyHow to do it...How it works...See alsoUsing iterators to insert new elements into a containerGetting readyHow to do it...How it works...There’s more...See alsoWriting your own random-access iteratorGetting readyHow to do it...How it works...There’s more...See alsoContainer access with non-member functionsGetting readyHow to do it...How it works...There’s more...See alsoSelecting the right standard containersHow to do it…How it works…See also
General-Purpose Utilities
Expressing time intervals with chrono::durationGetting readyHow to do it...How it works...There’s more...See alsoWorking with calendarsGetting readyHow to do it…How it works…There’s more…See alsoConverting times between time zonesGetting readyHow to do it…How it works…See alsoMeasuring function execution time with a standard clockGetting readyHow to do it...How it works...See alsoGenerating hash values for custom typesGetting readyHow to do it...How it works...See alsoUsing std::any to store any valueGetting readyHow to do it...How it works...See alsoUsing std::optional to store optional valuesGetting readyHow to do it...How it works...There’s more…See alsoChaining together computations that may or may not produce a valueGetting readyHow to do it…How it works…There’s more…See alsoUsing std::variant as a type-safe unionGetting readyHow to do it...How it works...There’s more...See alsoVisiting a std::variantGetting readyHow to do it...How it works...See alsoUsing std::expected to return a value or an errorGetting readyHow to do it…How it works…See alsoUsing std::span for contiguous sequences of objectsGetting readyHow to do it…How it works…See alsoUsing std::mdspan for multi-dimensional views of sequences of objectsGetting readyHow to do it…How it works…There’s more…See alsoRegistering a function to be called when a program exits normallyGetting readyHow to do it...How it works...See alsoUsing type traits to query properties of typesGetting readyHow to do it...How it works...There’s more...See alsoWriting your own type traitsGetting readyHow to do it...How it works...See alsoUsing std::conditional to choose between typesGetting readyHow to do it...How it works...See alsoProviding logging details with source_locationHow to do it…How it works…See alsoUsing the stacktrace library to print the call sequenceHow to do it…How it works…See also
Working with Files and Streams
Reading and writing raw data from/to binary filesGetting readyHow to do it...How it works...There’s more...See alsoReading and writing objects from/to binary filesGetting readyHow to do it...How it works...See alsoUsing streams on fixed-size external buffersHow to do it…How it works…See alsoUsing localized settings for streamsGetting readyHow to do it...How it works...See alsoUsing I/O manipulators to control the output of a streamGetting readyHow to do it...How it works...See alsoUsing monetary I/O manipulatorsGetting readyHow to do it...How it works...See alsoUsing time I/O manipulatorsGetting readyHow to do it...How it works...See alsoWorking with filesystem pathsGetting readyHow to do it...How it works...See alsoCreating, copying, and deleting files and directoriesGetting readyHow to do it...How it works...See alsoRemoving content from a fileGetting readyHow to do it...How it works...See alsoChecking the properties of an existing file or directoryGetting readyHow to do it...How it works...See alsoEnumerating the content of a directoryGetting readyHow to do it...How it works...There’s more...See alsoFinding a fileGetting readyHow to do it...How it works...See also
Leveraging Threading and Concurrency
Working with threadsGetting readyHow to do it...How it works...See alsoSynchronizing access to shared data with mutexes and locksGetting readyHow to do it...How it works...See alsoFinding alternatives for recursive mutexesGetting readyHow to do it...How it works...See alsoHandling exceptions from thread functionsGetting readyHow to do it...How it works...See alsoSending notifications between threadsGetting readyHow to do it...How it works...See alsoUsing promises and futures to return values from threadsGetting readyHow to do it...How it works...There’s more...See alsoExecuting functions asynchronouslyGetting readyHow to do it...How it works...See alsoUsing atomic typesGetting readyHow to do it...How it works...See alsoImplementing parallel map and fold with threadsGetting readyHow to do it...How it works...See alsoImplementing parallel map and fold with tasksGetting readyHow to do it...How it works...There’s more...See alsoImplementing parallel map and fold with standard parallel algorithmsGetting readyHow to do it...How it works...There’s more...See alsoUsing joinable threads and cancellation mechanismsGetting readyHow to do it...How it works...See alsoSynchronizing threads with latches, barriers, and semaphores Getting readyHow to do it...How it works...See alsoSynchronizing writing to output streams from multiple threadsHow to do it…How it works…See also
Robustness and Performance
Using exceptions for error handlingGetting readyHow to do it...How it works...There’s more...See alsoUsing noexcept for functions that do not throw exceptionsHow to do it...How it works...There’s more...See alsoEnsuring constant correctness for a programHow to do it...How it works...There’s more...See alsoCreating compile-time constant expressionsGetting readyHow to do it...How it works...There’s more…See alsoCreating immediate functionsHow to do it…How it works…See alsoOptimizing code in constant-evaluated contextsHow to do it…How it works…See alsoUsing virtual function calls in constant expressionsGetting readyHow to do it…How it works…See alsoPerforming correct type castsHow to do it...How it works...There’s more...See alsoImplementing move semanticsGetting readyHow to do it...How it works...There’s more...See alsoUsing unique_ptr to uniquely own a memory resourceGetting readyHow to do it...How it works...See alsoUsing shared_ptr to share a memory resourceGetting readyHow to do it...How it works...See alsoConsistent comparison with the operator <=>Getting readyHow to do it…How it works…See alsoComparing signed and unsigned integers safelyHow to do it…How it works…See also

Implementing Patterns and Idioms
Avoiding repetitive if-else statements in factory patternsGetting readyHow to do it...How it works...There’s more...See alsoImplementing the pimpl idiomGetting readyHow to do it...How it works...There’s more...See alsoImplementing the named parameter idiomGetting readyHow to do it...How it works...See alsoSeparating interfaces and implementations with the non-virtual interface idiomGetting readyHow to do it...How it works...See alsoHandling friendship with the attorney-client idiomGetting readyHow to do it...How it works...See alsoStatic polymorphism with the curiously recurring template patternGetting readyHow to do it...How it works...There’s more...See alsoAdding functionality to classes with mixinsHow to do it…How it works…See alsoHandling unrelated types generically with the type erasure idiomGetting readyHow to do it…How it works…See alsoImplementing a thread-safe singletonGetting readyHow to do it...How it works...There’s more...See also
Exploring Testing Frameworks
Getting started with Boost.TestGetting readyHow to do it...How it works...There’s more...See alsoWriting and invoking tests with Boost.TestGetting readyHow to do it...How it works...See alsoAsserting with Boost.TestGetting readyHow to do it...How it works...See alsoUsing fixtures in Boost.TestGetting readyHow to do it...How it works...See alsoControlling output with Boost.TestGetting readyHow to do it...How it works...There’s more...See alsoGetting started with Google TestGetting readyHow to do it...How it works...There’s more...See alsoWriting and invoking tests with Google TestGetting readyHow to do it...How it works...See alsoAsserting with Google TestHow to do it...How it works...See alsoUsing test fixtures with Google TestGetting readyHow to do it...How it works...See alsoControlling output with Google TestGetting readyHow to do it...How it works...See alsoGetting started with Catch2Getting readyHow to do it...How it works...There’s more...See alsoWriting and invoking tests with Catch2How to do it...How it works...See alsoAsserting with Catch2Getting readyHow to do it...How it works...See alsoControlling output with Catch2Getting readyHow to do it…How it works...See also
C++ 20 Core Features
Working with modulesGetting readyHow to do it…How it works...See alsoUnderstanding module partitionsGetting readyHow to do it...How it works...There’s more...See alsoSpecifying requirements on template arguments with conceptsGetting readyHow to do it...How it works...There’s more...See alsoUsing requires expressions and clausesGetting readyHow to do it...How it works...See alsoExploring abbreviated function templatesHow to do it…How it works…See alsoIterating over collections with the ranges libraryGetting readyHow to do it...How it works...There’s more...See alsoExploring the standard range adaptorsGetting readyHow to do it…How it works…See alsoConverting a range to a containerGetting readyHow to do it…How it works…See alsoCreating your own range viewGetting readyHow to do it...How it works...See alsoUsing constrained algorithmsHow to do it…How it works…See alsoCreating a coroutine task type for asynchronous computationsGetting readyHow to do it...How it works...There’s more...See alsoCreating a coroutine generator type for sequences of valuesGetting readyHow to do it...How it works...There’s more...See alsoGenerating a sequence of values with the std::generator typeHow to do it…How it works…See also
Other Books You May Enjoy
Index

Overview

Modern C++ Programming Cookbook delves into the latest C++ standards up to C++23 and equips you with practical recipes to master modern C++ development. By using the book's clear examples, you'll be able to adopt new language features and advanced programming techniques to write efficient and scalable code.

What this Book will help me do

Understand and apply the features introduced in the C++20 and C++23 standards.
Improve application performance through advanced multithreading and concurrency techniques.
Master modern C++ idioms and patterns to design clean and maintainable code.
Leverage the latest C++ standard library features, such as regex and filesystem manipulation, for faster development.
Employ modern testing frameworks to ensure the robustness of your applications.

Author(s)

Marius Bancila is an experienced software developer and technical author with decades of work in C++ programming. He has an intuitive teaching style that bridges concepts to practice effectively. Over the years, Marius has contributed significantly to the knowledge base of C++ programmers and takes a hands-on approach in his books, offering examples and solutions to real-world problems.

Who is it for?

This book is perfect for C++ developers with foundational knowledge of the language who are seeking to adopt the features introduced in the latest standards, from C++11 to C++23. If you're aiming to enhance your programming skills for professional application development or stay up-to-date as an experienced programmer, this resource will offer the practical guidance you need.

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