Rico's Nerd Cluster

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C++ - [Templates 1] Template Parameters

Class Templates, Dependent Name Lookup, Non-Type Template Parameters, requires, concept

Class Template Be careful with nested class inside a class template - we need to specify the template parameters here as well. 1 2 3 4 5 6 7 8 9 10 11 template <typename T> class A{ pub...

Posted by Rico's Nerd Cluster on February 10, 2023

C++ - Static Functions And Keyword

Static Functions And Keyword

As a very high level summary, the keyword static has two uses: File scope static variables and functions can be only accessed within the current translation unit (i.e., the cpp source file) C...

Posted by Rico's Nerd Cluster on February 6, 2023

C++ - Enum

Static Functions And Keyword

Enum Class Enum class is a type safe way to initialize enums. It’s called “scoped enum”, which is an integral type under the hood. They do not implicitly convert to int or any other type to enforc...

Posted by Rico's Nerd Cluster on February 3, 2023

Common Robotics CPP Software Packages

TBB

TBB TBB (Intel Threading Building Blocks) is a parallel-programming library that abstracts out details for managing threads, synchronization, or load balancing explicitly. Key features include: ...

Posted by Rico's Nerd Cluster on February 1, 2023

C++ - Constness

constexpr, if constexpr, consteval

constexpr constexpr in C++ allows expressions to be evaluated at compile time rather than runtime. This feature helps optimize programs by computing constant values during compilation and enables ...

Posted by Rico's Nerd Cluster on February 1, 2023

C++ - Cpp14, 17, 20 Features

Lambda Capture

Introduction What is C++? My definition is that C++ is a set of progressive standards. So far, there are C++98/03 (small modification), C++ 11 (Major Release), C++ 14, C++17, C++20, C++23. Each st...

Posted by Rico's Nerd Cluster on February 1, 2023

C++ [Container 3] Container Adaptors

std::queue, std::stack, std::priority_queue

std::queue, std::stack, std::priority_queue are NOT sequence containers, instead, they are wrappers around std::deque, and std::vector to provide a restricted interface. (FIFO for queue, LIFO for s...

Posted by Rico's Nerd Cluster on January 29, 2023

C++ - [Container 2] Sequence Containers

std::iota, std::generate, std::vector, std::array, std::list, std::deque, std::forward_list

Introduction Sequence containers in C++ include: vector, array, list, forward_list, deque. The common operations I look are are: Initialization Push front, push back Sequential Access, ran...

Posted by Rico's Nerd Cluster on January 29, 2023

C++ - [Container 1] Associative Container

std::set, std::unordered_set, std::map, std::unordered_map, std::multiset, std::unordered_multiset, std::unordered_multimap

Introduction Associative containers in C++ are containers that allows fast retrieval of elements based on keys, rather than positions. Construction: std::set, and std::map also have sorting us...

Posted by Rico's Nerd Cluster on January 28, 2023

C++ - Pointers

Raw Pointers, Array, Casting

Raw Pointers 🚀 Basics new and delete: If you use new, you must use delete — otherwise, memory leak! see code. new[]:size must be provided as part of the signature. ...

Posted by Rico's Nerd Cluster on January 26, 2023

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