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

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Description of the most important classes, functions and objects of the Standard Language Library, with descriptive fully-functional short programs as examples.
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User-contributed articles, organized into different categories.
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by ElusiveTau

How to create bare-minimum Windows Application with Console Access? [Windows Programming]

I'm following this video tutorial and would like to run the code snippet at 1:07. [code] #define WIN32_LEAN_AND_MEAN #include <iostream> #include <strin...

[5 replies] Last: One thing to note about using std::to_string[/tt]: [quote=cppreferen... (by George PlusPlus)

by helios

Unpopular opinions [Lounge]

The plural of "layoff" is "layoves". Every non-pressurized drink should come in a bag, as it's a much more efficient packaging (assuming it must be disposabl...

[2 replies] Last: but if you need to hire a bunch of people, is it a layon? Or a standu... (by helios)

by Hasa2019

Why its showing wrong ? [Beginners]

Hi there, I am trying to run a code what school going student can do ! But not sure what kind of mistake I am doing. Take a look the program #include<s...

[6 replies] Last: Just because you can doesn't mean you should. [/quote] :) [quote]do-... (by seeplus)

by Cyclone

Windows water mark now appears on desktop [Lounge]

I was messing around with some programs. Not sure what happened but there was now a watermark saying to activate windows. Said go to settings which I did. Then ...

[1 reply] : Definitely run a full virus scan (Windows Defender will do), but it is... (by Duthomhas)

by JUANDENT

what does T = 0 mean in a template parameter? [General C++ Programming]

What does T = 0 mean in the following code: template<typename T, T = 0> T moduloOf(T a, T b) { return a % b; } [/code]

[4 replies] Last: Indeed: "initialized with value 0" limit what type the T can be? (by JUANDENT)

by Coubarrie

Save to file with vector (dynamically) [General C++ Programming]

I have created a programme that does calculations and generates results from those calculations. The imformation generated is stored in variables for later d...

[8 replies] Last: This is some simple C++11 code to write a vector of numbers to a file ... (by seeplus)

by seeplus

New Safe C++ Proposal (1,2,3,4) [Lounge]

There is now a Safe C++ proposal that extends C++ by defining a superset of the language that can be used to write code with strong safety guarantees. See: htt...

[78 replies] Last: Yes, which can also be useful. You just have to check that the iterat... (by helios)

by Duthomhas

Fox-Star Search Fun (1,2) [Lounge]

A recent question asked about the A* Search algorithm (https://cplusplus.com/forum/beginner/285875/#msg1243408 [/b]), something I had never messed with, so I de...

[28 replies] Last: Take your time, I already know how to ensure your code does compile wi... (by George PlusPlus)

by George PlusPlus

C++ fixed size string [Lounge]

Why is something like this not part of the C++ stdlib, only available in many different 3rd party libraries? One example, header only, with a vcpkg package: fi...

[7 replies] Last: So you'd rather have tons of 3rd party libraries instead, or custom co... (by George PlusPlus)

by LsDefect

When does early binding happen? [General C++ Programming]

Thing 1: Static binding takes place during compilation - function calls are replaced with an instruction saying "go here for the appropriate function definit...

[1 reply] : I guess this is what's called "devirtualization" which GCC has optimiz... (by Peter87)