Tutorials

C++ Language: Learn this versatile and powerful programming language. Includes detailed explanations of pointers, functions, classes and templates, among others...

Reference

Description of the most important classes, functions and objects of the Standard Language Library, with descriptive fully-functional short programs as examples.
Browse the C++ Reference

Articles

User-contributed articles, organized into different categories.
You can contribute your own articles!
Browse Articles

Latest forum activity:

by Duthomhas

I wrote a cron job! (1,2) [Lounge]

This is a continuation of Finally switched to Linux Mint[/b] (https://cplusplus.com/forum/lounge/285724/[b][/b]). Mint, by default, is constantly popping up n...

[22 replies] Last: @ keskiverto[/b] Hi, I see what you are saying about groups with dnf... (by TheIdeasMan)

by SimpleCoder

MSVC Solution and C1011 Error [Windows Programming]

MSVS Community Edition, v17.12.5 (latest), Win10 (latest), 64-bit I've raised an issue with MS, but after their acknowledging that they've replicated the probl...

[3 replies] Last: did you try using #include instead? I know you may not want to, but m... (by jonnin)

by Ch1156

Is my understanding of pointers correct? [Beginners]

So I've been studying pointers and really trying to learn how to use them and how they work, and I feel like I completely understand their use cases now. I...

[19 replies] Last: I have just discovered that [[nodiscard]][/code] can be applied to ty... (by TheIdeasMan)

by ElusiveTau

Getter for enum member returns a copy of enum? [Beginners]

I came across something non-intuitive, found a solution, but don't fully understand why the solution works. #include <iostream> using namespace std; enum ...

[11 replies] Last: My view with regard to interface and not needing setters and maybe nee... (by TheIdeasMan)

by bistelA0005

Use C++ 20 with Embarcadero [General C++ Programming]

I have been using C++ builder for some C projects. It works really well. However, I have been trying to run some code from a tutorial I want to follow and I get...

[4 replies] Last: The last recourse is the "other compiler options" where you can just l... (by salem c)

by BernardIE5317

Call of Templated Function w/ Explicit Template Argument Fails to Compile [General C++ Programming]

greetings kind regards may i please enquire why compiler reports error for code below as indicated . thank you kindly template<typename T, typename U> voi...

[1 reply] : The meaning of the name _T.aaa[/tt] depends on the template parameter... (by mbozzi)

by Duthomhas

Random Story Time [Lounge]

I once went to McDonalds, waaay back when $5 was expensive, and bought food that totaled something like $6.85. I gave the cashier a five, two ones, and a dim...

[19 replies] Last: it was a little joke from ancient history. Long ago, there was a made... (by jonnin)

by ElusiveTau

Formatted Console Log with Datetime [Windows Programming]

I'm working on a C++11 project that uses console logging (cout) at the moment. I created the following Log method to perform printf-style formatting: // U...

[7 replies] Last: If the OP could move to C++20 rather than sticking with using C++11 th... (by seeplus)

by Duthomhas

Well, it looks like Mozilla is finally turning Evil™ [Lounge]

Firefox users are getting an updated EULA where Mozilla gets copyright to everything you post online through their browser. https://www.youtube.com/watch?v=E4...

[7 replies] Last: Louis Rossmann does good work (I support his right to repair efforts) ... (by zapshe)

by PhysicsIsFun

scientific computing - optimize speed [General C++ Programming]

Greetings, this is a longer thread, so thank you in advance for anyone who takes the time. It might be that no one can help me without sharing the whole github...

[16 replies] Last: Just leaving this here. https://en.wikipedia.org/wiki/Barnes%E2%80%93... (by salem c)