General C++ Programming - C++ Forum

by mecacool

RNC Decompressor issue dumping file from input file

Hey, I have successfully compiled this code here-> https://lubiki.keeperklan.com/dk1_docs/libadikted...

[12 replies] Last: Alright, thanks for the info I will take a look into it. (by mecacool)

by Ralejoe John

C++ code

please help me with the code below.. the program should be able to perform the below 8 tasks from ad...

[6 replies] Last: As it's New Year, for your starter for 10 (UK quiz program) a possible... (by seeplus)

by Ralejoe John

C++ code

Please help me with the code below.. the program should be able to perform the below 8 tasks from ad...

[3 replies] Last: What you want is the 'Jobs' section. Easy mistake to make, it happens ... (by Computergeek01)

by JUANDENT

lambda expression always returns a prvalue, hence dangling reference?

Hi, I found the following in cppreference.com in the documentation for std::function: Care shou...

[14 replies] Last: Thanks you two, didn't know it was explicitly stated as an exception t... (by Ganado)

by mecacool

How to dump a file stored at memory offset

Hey, any suggestions on how to dump a file called t3.gif that is stored in a tex.lss at a offset of ...

[3 replies] Last: Academically that's correct. I'd suggest nirsoft for this otherwise: h... (by Computergeek01)

by scorp08

Combination of point coordinates from limit values

Hello I have an lower and upper limit values of n dimension coordinate system, like [2,5,8]- lowe...

[12 replies] Last: It looks like half then half then half . . . either way. #include... (by oggin)

by questextractor

Compiling Trevisan's Extractor

Hello, I am trying to compile this library: https://github.com/jdbancal/libtrevisan I insta...

[7 replies] Last: Here I put the link for sample input https://easyupload.io/m/zhe9xm ... (by questextractor)

by deleted account xyzzy

How to learn programming as a newbie?

Decide on what programming language you want to learn first. Then choose your programming tools. C...

[2 replies] Last: I do not know whether we are allowed to mention specifics, but the bes... (by IcterusGalbula)

by SirEnder125

Trying to make custom "std::getline()" function (HELP!)

Hello. First off, I'd like to apologize to anyone I may have offended here. Sorry for being mad and ...

[10 replies] Last: You should use the get method instead of operator>> since you obvious... (by seeplus)

by MakeItGreatAgain

How to generate .dll files of 3rdparties to build folder with CMakelists.txt

Hello, I am trying to compile my test project with CMakeLists.txt in which several 3rd parties ar...

[no replies]

by JOoji11

Gode that covers basics

Hi just getting into coding, can someone create or show me a code that covers basics so i can have r...

[4 replies] Last: https://www.learncpp.com/cpp-tutorial/basic-file-io/ http://www.cplusp... (by againtry)

by Tsenguun

Float answer gets rounded

I'm trying to display the answer float value as it is, but visual studio code is rounding the float ...

[9 replies] Last: #include <iostream> #include <iomanip> #include <vector> #include <al... (by lastchance)

by woohyeon

How to use other type's memory block?

Can you guys check my way is possible? I want a class type's memory block, and I want to get the me...

[2 replies] Last: JLBorges // Thank you! I didn't know about the placement new.. It is ... (by woohyeon)

by ynor123

Jump between number in array

I want two compare two arrays. One of them is a subset of the other one. I want my function to retur...

[no replies]

by neuronphysics

assign ID for states and retrieval the state values

I have two classes challenge and SimpleState and they are given as class challenge{ pu...

[3 replies] Last: if you want combinations of the states it may be worth doing some bit ... (by jonnin)

by Cataclysm

Calculating average height of N people in C++

Hello! How do I make a program in C++ in which the heights of N number of people will be input in ce...

[1 reply] : Don't cross-post. https://www.cplusplus.com/forum/beginner/275016/ (by salem c)

by jpweldon

CL.exe missing for VS 2017 compilation

I loaded a VS 2017 project with 'C' subprograms and '.h' files etc. Compilation failed because I do ...

[1 reply] : When you installed VS2017, did you select the option to install the c/... (by seeplus)

by SirEnder125

How do I make a .a library? (1,2)

Hello. I want to know how to make a library (.a file) that I can use in projects on all operating s...

[32 replies] Last: Ok, thank you very much! :D (by SirEnder125)

by Zaneemma

help me with the modification of the code

#include <iostream> using namespace std; int main() { int arraySize; cout<<"How man...

[3 replies] Last: the modification of the code You don't say what modification - but ... (by seeplus)

by technologist

subtract 2 Point3d values result into a Point3d inside a function

Hamstrung by this difficulty, which should have been easy. The goal was to subtract 2 Point3d points...

[7 replies] Last: oggin, note that instead of #define, you can use 'using' or 'typedef'.... (by Ganado)

General C++ Programming - December 2020

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