General C++ Programming - June 2022 (Page 3)

by see17
Suppress cout output from imported library
Hello, I am importing a library in my code which is verbose in its standard output. I don't want to modify the imported library but I still need to keep my sta...
Jun 9, 2022 at 8:51am
[8 replies] Last: > Is there a way to suppress the stdout from the imported library only... (by JLBorges)
difference in VTK use between v8 and v9
Dear experts, I have used VTK as library using cmake build systems. As I used VTK.8, I found that VTK.9 differs in VTK.8 in finding library path (e.g. VT...
Jun 9, 2022 at 4:52am
[no replies]
Cusom printf implementation has slight issue
Since output is worth a thousand words in this case I'll just start with how I've called the top level function (the va_list is just fobbed off internally to pa...
Jun 8, 2022 at 6:55pm
[1 reply] : Never mind, fixed it: PAW_API pawhhu* paw_putf_int_nxt( PAWBUF *UDV,... (by awsdert)
by frek
How to use modules in C++
Hi all, I'm going to use module s (instead of including headers) in C++ but don't know how it is prevalent and popular or how many of you use it. Do you sugg...
Jun 8, 2022 at 6:52pm
[15 replies] Last: M'ok, this is a major long shot, but something to check. Check your V... (by deleted account xyzzy)
Comparing strings
You can't use C string functions on C++ strings. With C++ strings you compare two strings using the equality operator== . #include <iostream> #include <stri...
Jun 8, 2022 at 4:40pm
[13 replies] Last: I could say I am surprised or disappointed. Well, I could, but I shan... (by deleted account xyzzy)
by hikhok
Palindrome
Hello everyone!! For some reason whenever I enter the word "Rotor" on the first time it detects it as a palindrome just fine. But when I try the word for the t...
Jun 7, 2022 at 5:05pm
[7 replies] Last: if you want to do phrases, here are some test cases https://www.youtub... (by jonnin)
Resume built with C++
I'm trying to compile and output my code into an external text file. Using the servers provided by my school, it doesn't compile and there's an error with the F...
Jun 7, 2022 at 9:08am
[5 replies] Last: @chickentheplay - why are you mixing c++ std::string and c-style strin... (by seeplus)
Best compiler for c++
which is best compiler for c++ i have listen from people it is visual studio i saw a video on youtube https://www.youtube.com/watch?v=10cBz9U6pBo how to run c++...
Jun 6, 2022 at 1:39pm
[7 replies] Last: thanks you seeplus yes i had not installed c++ thank once again (by orthoimplants)
3rd parameter of function, as functor
about this code: class ComplexComparer { public: bool operator()(const Complex& a, const Complex& b); }; bool ComplexComparer::operator()(const Complex& a, c...
Jun 6, 2022 at 9:04am
[2 replies] Last: [also asked and answered here https://forums.codeguru.com/showthread.p... (by seeplus)
by SM1234
C++ SSE and SSE2 compiler settings, and their Floating Point effects.
I have been running C++ floating point tests using the Twilight Dragon Media C++ compiler for 64 bit Windows 10. https://jmeubank.github.io/tdm-gcc/ C++ start...
Jun 5, 2022 at 8:37pm
[11 replies] Last: The default switches are conservative and cause the compiler to genera... (by helios)
Copy and Move Constructor causes failure
Hi everybody, i've trained to write a std::string clone [whole code at the bottom] Then, i wanted to use this class as a vector member. Ive written some code...
Jun 4, 2022 at 8:51am
[7 replies] Last: copy constructor can also be coded in terms of constructor(const char... (by kbw)
bit graphics in DevC++
I have many large programs written in DevC++ using Borland graphics. With Windows 10 they do not always run, and I cannot recompile as the BGI is no longer fun...
Jun 4, 2022 at 3:29am
[4 replies] Last: You could investigate Windows GDI. If you ignore most of its functiona... (by mbozzi)
General Advice For Newbie!
Just started learning C++, I have experience in Python and Java. I created this small calculator program to help learn the basics and get an understanding of wh...
Jun 3, 2022 at 9:18am
[5 replies] Last: #include <iostream> /* Input 2 decimal numbers, specify arithmetic ... (by againtry)
how to C++ output overlay
So I am currently creating a c++ monopoly and wanted to give the center of the screen some purpose. Is there a way to print text when there is already text ther...
Jun 2, 2022 at 12:24pm
[8 replies] Last: You don't have to dump a logo thru the center of the board. This game... (by jonnin)
Memory reallocation problem
Hello guys, ive just wrote some lines to reallocate a string for expansion, but i got nothin but an overflow. My codes below char *val = "This is my stri...
Jun 1, 2022 at 9:40pm
[7 replies] Last: I think I'll stick with C/C++ functions that cppreference has document... (by deleted account xyzzy)
June 2022 Pages: 123
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