Beginners - C++ Forum - December 2022

by bydrachen

Inheriting a Protected Field from a Base Class

I'm trying to implement my java assignment (it's working in java) to C++ but when I tried to inherit...

[5 replies] Last: Thanks for helping, I thought that C++ is inheriting fields like java.... (by bydrachen)

by gabzz29

nothing is happening in the terminal

every time i enter an int in the terminal nothing is happening , then after i spam a few int it will...

[4 replies] Last: Why have "Calculate again" at the end of every case? Why not have afte... (by seeplus)

by gabzz29

i need to keep entering in the terminal

when i put an int in terminal nothings happening, then after a few enter it will show result but the...

[2 replies] Last: Please don't double post: https://cplusplus.com/forum/beginner/285181/ (by kbw)

by mathman54

C++ by Deitel

HI All, I am writing code from the Book C++20. The code I write into VS Community 2022 works fine e...

[4 replies] Last: So's I guess SWAG wasn't too intuitive either, eh? (by deleted account xyzzy)

by Jonathan100

debug strange behavior

Hi. Why my debugger doesn't go sequentially in the code? Sometimes it goes back (i am not talking ...

[3 replies] Last: Many compiler optimizations affect debugging. Consider using -Og -... (by Peter87)

by Jonathan100

Code meaning- structs and typecast

Hi. I have this code: struct SITAL_DEVICE_INTERNAL { SITAL_DEVICE_HANDLE hDevice; char ...

[3 replies] Last: Thanks. i can give private access if someone would like. but i can't m... (by Jonathan100)

by AlexCantor

Error compiling .c program files using Visual C++ 2022

Need help compiling Encryption C program files downloaded from Github please: https://github.com/tbu...

[17 replies] Last: Thank you seeplus, for the excellent malloc idea. I will work on this... (by AlexCantor)

by PhysicsIsFun

2d vector default value in class header

Greetings, I would like to give a class member default values within the header file of the class...

[16 replies] Last: @seeplus Yeah, I realized my mistake and removed my post before you ... (by Peter87)

by PhysicsIsFun

Send row of 2D vector with MPI

Greetings, I try to send the "row" of a vector of vectors with an mpi reduction operation, but I ge...

[2 replies] Last: Thank you @lastchance. I forgot I had to use the first index of the i... (by PhysicsIsFun)

by gabzz29

Expression must be a modifiable lvalue

i got a problem at line 15, thank you for your kind heart. #include <iostream> using names...

[3 replies] Last: Thank you everyone that solved it (by gabzz29)

by Daniel Steel

How do I count the indexes of a dynamic class array

So, our professor tasked us with designing a code that will, basically, have a class "Course". This ...

[4 replies] Last: OK. But bare in mind that this isn't how you'd normally code it. A pos... (by seeplus)

by kakaducsy

#define in c++

How can I shorten macro as code bellow? i.e : DO_(n)(x) = DO_(n-1)(x),DO_(1)(x) Thank you #inc...

[2 replies] Last: Perhaps you just need a recursive template. https://stackoverflow.com... (by salem c)

by AlexCantor

Merry Christmas to all C++ Developers

Wishing you the C++ developers Very, Very Merry Christmas. Many of you are great and extraordinar...

[2 replies] Last: Merry Christmas! (by Ganado)

by Jonathan100

Memory Overflow

Hi guys. In eclipse based Vitis, i got this error: c:/xilinx/vitis/2020.2/gnu/microblaze/nt/x86_...

[6 replies] Last: mb-g++ -Wl,--print-memory-usage Pass an option to the linker http... (by JLBorges)

by jNc

Program crushes after reaches x memory usage

How to release all memory related to current programm? Tried to re execute with atexit, but still h...

[4 replies] Last: If you use new, then use delete. if you use new , then use delete ... (by seeplus)

by Jonathan100

Unexpected compiling/linking errors

Hi guys! i am trying to compile some source codes in eclipse based Vitis. Unfortunately i am ge...

[7 replies] Last: https://isocpp.github.io/CppCoreGuidelines/CppCoreGuidelines has multi... (by keskiverto)

by jNc

How to output struct CHAR_INFO contains

How to output struct CHAR_INFO contains?

[8 replies] Last: > I'm struggling to save to string output from terminal The tee (betw... (by JLBorges)

by jNc

Improve building time

Have a lot of functions, which placed before main If I move it inside main, will it affect building...

[6 replies] Last: Furthermore, separate compilation units can be compiled simultaneously... (by keskiverto)

by jNc

Get previous cout text to string

Need to get previous cout text to string. Need to keep cout for debug Tried sstring buffer, but it...

[10 replies] Last: C++98, credits to JLBorges #include <iostream> #include <sstream> na... (by mbozzi)

by jNc

How can I skip getch press enter key to continue with function or command

Need to skip getch press enter key with function or terminal command

[2 replies] Last: getch is silent, the press enter to continue is usually an indication ... (by jonnin)

Beginners - December 2022

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