please wait
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by rozick1
why does std::bind work here?
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| #include <iostream> #include <functional> #include <vector> int main() { using FType = std::function<int()>; std::vector<FType> funcs; ... |
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Feb 25, 2023 at 10:30pm
[5 replies] Last: It means that C++ standard doesn't say what type should be returned f... (by deleted account xyzzy)
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by BuckedUp
Multplexer 4x1 program
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| I am utterly lost, I am making a program based on a 4x1 multiplexer and output the truth table. But I am not sure how to go about it,this is the multiplexer htt... |
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Feb 25, 2023 at 5:59pm
[4 replies] Last: a very beginner friendly take on it: int mux(int a, int b, int c, in... (by jonnin)
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by Bengbers
Sharing socket between class instances
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| I have two classes: * BasexClient is used to manage all data between the client and an instance of BasexSocket * BasexSocket is used for communication with the... |
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Feb 24, 2023 at 1:57pm
[5 replies] Last: Dbuging and stepping through my code learned me that indeed there was ... (by Bengbers)
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by Mishalit
Algorithm review
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| Hey guys, I'm coming back to study cpp after few years of stopping. Tried to implement a sorting algorithm on std::vector, Kindly have a look at the solution... |
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Feb 24, 2023 at 10:37am
[8 replies] Last: Using C23++ std::ranges::to so that the vector can be const (can't be ... (by seeplus)
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by Fojaxx
Decode dtmf tones
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| Ok so right off the bat, its been 6 years or mord since i've dabbled with c++ and i was never more then a novice at it. Now i have an idea that i want to make a... |
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Feb 23, 2023 at 5:45am
[1 reply] : You need to process an audio signal and detect two frequencies in the ... (by AbstractionAnon)
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by skiner36
Download from Google Drive
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| Hi, I want to write a DLL to download a simple text file from Google drive. Could someone help me with this please? I can do it in a language called MQL but ... |
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Feb 21, 2023 at 5:04pm
[6 replies] Last: I don't have the knowledge to Poke around that source One of the bes... (by deleted account xyzzy)
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by SimpleCoder
Overloaded Functions Returning Const & Non-Const Pair<>
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| MSVS 2022 17.4.5 (v143), /stdc++latest I'm experimenting with templates and const-ness. How do I ensure the correct function call to return a const? This is ... |
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Feb 20, 2023 at 5:52am
[3 replies] Last: Thanks for the advice, both of you. mbozzi, that's it! My parenthese... (by SimpleCoder)
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by jNc
Split cpp file, linked to one .h
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| have header.h and 0.cpp and 1.cpp, both include header.h, I create object in body of 0.cpp, but it is not visible in 1.cpp |
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Feb 17, 2023 at 11:45pm
[3 replies] Last: If you need information on why there's so much hate for global variabl... (by newbieg)
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by Bengbers
Reading from a non-blocking socket
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| In the thread https://cplusplus.com/forum/beginner/285198/ kbw(9472) presented the following function for reading from a socket: int readSocket( std::stri... |
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Feb 17, 2023 at 5:49pm
[14 replies] Last: One of the options in the Eclipse CDT debugger view is to display the ... (by Bengbers)
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by jNc
how to get building time and compile time w cpp or w some api
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| need to get building time and compile time w cpp |
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Feb 16, 2023 at 10:08pm
[3 replies] Last: I don't know QT, but with Visual Studio and Code::Blocks there's an ou... (by deleted account xyzzy)
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by jNc
How to create object of class using char variable
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| class Test {} char const * objectName = "Test"; Test("objectName"); Please advise |
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Feb 16, 2023 at 8:06pm
[6 replies] Last: If you want to use strings to refer to objects you can use std::map (o... (by Peter87)
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by ElusiveTau
Can a base class function be overriden if it isn't declared virtual?
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| I wanted to verify something that was said in a youtube video. Code below is what was presented. class BaseClass1 { public: void function1() { ... |
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Feb 14, 2023 at 12:57pm
[2 replies] Last: Thanks JLBorges. That's new to me. (by ElusiveTau)
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by jNc
How to use C code in C++
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| int *pi; pi = malloc( 25 * sizeof( int ) ); error: invalid conversion from 'void*' to 'int*' [-fpermissive] pi = malloc( 25 * sizeof( int ) ); ... |
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Feb 13, 2023 at 3:56pm
[4 replies] Last: A good C++ compiler will consume C code without too much problem, reco... (by deleted account xyzzy)
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by Jonathan100
Debug went crazy
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| Hi friends. I built some simple i2c protocol driver code to work with Xilinx. When I debug the code, something strange happens - the code run back and forth bet... |
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Feb 13, 2023 at 1:49pm
[1 reply] : Maybe Xil_In32 also needs to be declared as a volatile function. st... (by salem c)
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by Bengbers
What is send over the socket when sending std::string?
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| With help from DizzyDon and kbw (see https://cplusplus.com/forum/beginner/285198/), I have been able to create a non-blocking socket and read from it. I use thi... |
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Feb 12, 2023 at 11:51pm
[14 replies] Last: Since I want to learn C++, I am trying to convert all the C-code from... (by deleted account xyzzy)
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by impetus
is it correct to use continue too skip some loop conditions?
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| or there other way |
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Feb 8, 2023 at 11:41am
[2 replies] Last: With example: for/while/do ... { A; if ( condB ) continue; B... (by keskiverto)
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by IanTG
Recursive
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| In this program, the main function will take the size of the array as input and create a dynamic array of that size. Users will enter the values of the array. P... |
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Feb 8, 2023 at 11:32am
[13 replies] Last: @ IanTG : Could you explain how you got from A to B? A: [quote=IanT... (by keskiverto)
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by Happilicious
Is interpreting sensor value safer with unsigned?
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| I am currently working on spi sensor that spits out 16-bit two's complement system value, since I have signed 16-bit integer data type (sint16) which are also r... |
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Feb 8, 2023 at 5:30am
[3 replies] Last: I have read the application details and it is signed 16-bit number in ... (by Happilicious)
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by impetus
How to color highlight text output in terminal (C++ and Windows)
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| Tried some notations, but they cover each other and look so dirty. kindly advise |
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Feb 7, 2023 at 5:00pm
[4 replies] Last: Since the OP mentioned Windows here's an older Win-centric header-only... (by deleted account xyzzy)
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by jNc
how to declare array in Constructor
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| Never met this task before, but how to declare array in Constructor? |
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Feb 7, 2023 at 1:33pm
[9 replies] Last: Yes. I used a struct for an example of a constructor for simplicity as... (by seeplus)
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