Carview!

9 votes

2 answers

779 views

My shared_ptr implementation

I would like to ask for a code review of my shared_ptr<T> implementation for design, code style. Any nitpicks will extremely useful for me. The features ...

Quasar

639

asked Jul 19 at 21:21

10 votes

6 answers

2k views

k-Nearest Neighbors algorithm in C

I've been learning C for a while, and I decided to make a simple kNN program. What can I do to improve the program? Am I doing memory management right? Can the structure of the code be improved in ...

Super Tux

103

asked Jul 6 at 9:35

4 votes

1 answer

112 views

Maze game from book Design Patterns with smart pointers and polymorphism

The Design Patterns book chapter 3 about Creational Patterns starts with a maze game. They use the maze as an example throughout the chapter and instead of rooms they have also things like enchanted ...

elehtine

165

asked May 9 at 16:32

3 votes

1 answer

103 views

Leveraging EBCO (Empty Base Class Optimization )in a Simplified Smart‐Pointer with Custom Deleters

I’ve been experimenting with a minimal unique_ptr–style class to see Empty Base Class Optimization(EBCO) in action when the deleter is empty: ...

sam

269

asked Apr 24 at 20:06

7 votes

3 answers

1k views

C++ implementation of Go inspired cancellable context

I am trying to create golang inspired cancellable context in C++ for use in worker threads and other tasks. I have tried to avoid using raw pointers, but ever since I started writing C++ code, I ...

Mahdi Chaari

83

asked Apr 1 at 11:38

4 votes

1 answer

133 views

Compute index in a ring buffer

I have a buffer implemented as a fixed-size std::vector with two begin and end pointers ...

Phil

41

asked Mar 8 at 9:33

14 votes

2 answers

537 views

Custom implementation of `std::unique_ptr<T>`

I skimmed through the documentation on cppreference.com and put down the basic functionalities expected out of a unique_ptr<T> implementation. I coded up a ...

Quasar

639

asked Dec 21, 2024 at 8:52

6 votes

2 answers

754 views

polymorphic message container [closed]

Any comments/suggestions on this design? I just want to hold onto an ordered collection of messages. Each message can be one of several types. I'm using some code analogous to this currently in a ...

Taylor

303

asked Dec 18, 2024 at 18:26

5 votes

3 answers

339 views

Implementation of arrays that store their size

In this code I implemented arrays that store their own size before the first element. To access it you need to go back exactly sizeof(size_t) bytes back. To free it,...

yurich

157

asked Oct 4, 2024 at 8:14

3 votes

2 answers

149 views

Todo List app using C

I just learned to deal with pointers and memory allocation stuff. Using that, I built a todo list app, and it works as far as I tested it. I didn't account for many user errors, so any suggestion to ...

Sarthak Hingankar

85

asked Sep 2, 2024 at 16:12

5 votes

3 answers

849 views

Safe(r) / Easier Pointer Allocation Interface in C (ISO C11)

I spent like half an hour programming up a set of functions to make the allocation / deallocate of pointers easier within a bigger project. I felt that they were satisfactory, but was wondering if ...

Zenais

75

asked Aug 8, 2024 at 23:51

1 vote

1 answer

175 views

A unique_ptr-like class, for spans instead of raw pointers

Introduction / Motivation I like the CADRe (a.k.a. RAII) resource management idiom in C++. And I like std::span's; or perhaps I should say, I dislike the use of ...

einpoklum

2,025

asked Aug 4, 2024 at 12:29

3 votes

1 answer

95 views

Compare and merge sets from unstructured variables for automatic differentiation

I have developed an automatic differentiation module for my software. Usually AD comes in two forms; forward mode or reverse mode and very clever approaches, beyond me, might mix both. Typically the ...

Attack68

633

asked May 21, 2024 at 20:42

4 votes

1 answer

178 views

Trie implementation using std::shared_ptr

I've implemented a basic Trie that is supposed to work only with lowercase English letters. ...

csmathhc

143

asked Feb 17, 2024 at 5:33

2 votes

2 answers

287 views

Optimizing Subarray Removal: Can the Removal Process be Enhanced for Better Efficiency?

The only requirement is that it has to be done by pointers: And it returns the amount of removed numbers because of the way of output that is set in the main. The function, using exclusively pointer ...

eminbihh

41

asked Dec 28, 2023 at 19:46

Stack Exchange Network

Questions tagged [pointers]

My shared_ptr implementation

k-Nearest Neighbors algorithm in C

Maze game from book Design Patterns with smart pointers and polymorphism

Leveraging EBCO (Empty Base Class Optimization )in a Simplified Smart‐Pointer with Custom Deleters

C++ implementation of Go inspired cancellable context

Compute index in a ring buffer

Custom implementation of `std::unique_ptr<T>`

polymorphic message container [closed]

Implementation of arrays that store their size

Todo List app using C

Safe(r) / Easier Pointer Allocation Interface in C (ISO C11)

A unique_ptr-like class, for spans instead of raw pointers

Compare and merge sets from unstructured variables for automatic differentiation

Trie implementation using std::shared_ptr

Optimizing Subarray Removal: Can the Removal Process be Enhanced for Better Efficiency?

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Questions tagged [pointers]

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