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Boost logging library |
may i please inquire re/ Boost logging library . a cursory reading of the manual indicates it merely stores strings of the programmer's choosing . i wish to uti... |
Mar 13, 2023 at 5:47am
[2 replies] Last: This is one kind of workflow where you might want to record inputs to ... (by salem c)
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by gabriel11
Undefined reference when using generics
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Recently my class started to dig deeper into working with generics and templates for Java. Since I'm still learning C++, I thought it would be a nice learning e... |
Mar 11, 2023 at 3:25pm
[3 replies] Last: You're not using generics. Generics are a different concept in other H... (by IWishIKnew)
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by wc skya
same function name different signature
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Why the following code does not compile in g++? struct A { int foo(int x) { return x * 2; } }; struct B: A { int foo(int x, int y) { ... |
Mar 8, 2023 at 5:05pm
[3 replies] Last: Can also specify to use foo() in A explicitly: struct A { int foo(... (by seeplus)
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by LukeProducts
output read string between getchar() calls
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Hello mates, i dont understand what my code is doning and why. #include <iostream> int main() { std::string msg; int c; while ((c = getchar())... |
Mar 8, 2023 at 4:54pm
[8 replies] Last: if i replace getchar() with getch() from conio.h, i dont get any key ... (by seeplus)
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by Cplusc
if condition for class constructor
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I'm trying to have a class constructor in an if condition but the compiler dos not accept that. here is the code, LattModel::LattModel() :VelocitySet( { 4.... |
Mar 7, 2023 at 7:52pm
[2 replies] Last: Ops,you're right. I should've used macro instead of if condition.Thank... (by Cplusc)
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by wk1999
asio coroutine timer
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I am being confused the asio::timer coroutine does not work if I modify the timer in another coroutine: The "Leave foo" never reached: Enter foo Enter ba... |
Mar 6, 2023 at 8:42am
[2 replies] Last: The timer will expire in function bar: timer.expires_after(asio::chron... (by wk1999)
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by Typehello
std::string to std::ifstream
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I want std::string to be converted to std::ifstream Here is the code written, but unfortunately not working :( ifstream fileList("/home/viraj/Docu... |
Mar 4, 2023 at 11:12am
[2 replies] Last: This will create the required vector, display the file names as the ve... (by seeplus)
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by seeplus
main() trailing return type
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int main() { } with Clang produces the warning message: <source>:1:5: warning: use a trailing return type for this function [modernize-use-trail... |
Mar 3, 2023 at 10:52am
[13 replies] Last: where are C++ students going to get people to do their homework for t... (by seeplus)
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by ruzip
Get the last argument of varying argument macro function
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Is it possible to get the last argument of a macro function with varying argument count Something like: #define foo(...,var)(var __VA_ARGS__) but thi... |
Mar 3, 2023 at 3:15am
[2 replies] Last: I think you want to move the last element to the front, right? e.g., ... (by mbozzi)
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by PressClass
Permutation of withdrawing 2 balls out of 5
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I hope if there is someone have the time to read and help me to solve this problem. I stopped doing programming for a very long time. I am a freelance C++ prog... |
Mar 2, 2023 at 4:02pm
[10 replies] Last: Heh, it isn't as if someone looking for help in the past hasn't genera... (by deleted account xyzzy)
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by Worldtreeboy
Upcasting and downcasting
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Derived d1; Base* BasePtr = &d1; Base& BaseRef = d1; Derived* d2 = new Derived Base* BasePtr2 = d2; During upcasting, Am I upcasting the derived cl... |
Mar 2, 2023 at 2:59am
[5 replies] Last: Thank you for clarifying my doubts! (by Worldtreeboy)
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by frek
CTAD and concepts in C++20
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Hi all, hope you're all very good. Stroustrup says: "Whenever possible use named concepts (e.g., standard-library concepts)", but I have a guess for the time b... |
Mar 1, 2023 at 4:15pm
[2 replies] Last: So to answer my questions: 1) We had better use standard concepts not ... (by frek)
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by DLcode20
Hit a wall trying to implement radix sort
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So I have been tasked with implementing a radix sort for school, and while the professor left comments explaining how to implement, and I feel I understand the ... |
Mar 1, 2023 at 10:18am
[2 replies] Last: As this is now ticked, has the problem been solved? (by seeplus)
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