General C++ Programming (Page 2)

by Ilfau
C++ reading, writing errors
 
Hi everyone, I am struggling with a program. It shows my file reading and writing (ifstream and ofst...
[5 replies] Last: Yeaah, thank you so much (by Ilfau)
by zapshe
Assigning array with .length() ?
 
int main() { std::string word = "This"; bool arr[word.length()]; } This works fine on online...
[9 replies] Last: Sorry to reply late, thanks for the advice jonnin, very appreciated ^/... (by zapshe)
Console prints blank space and is not supposed to do so
 
So I'm writing a code for my final project and I just encountered a problem This code snippet pri...
[3 replies] Last: Thank you very much @JLBorges solved the issue (by ammar629)
How Can I Directly Use The Iterator Values?
 
Hello Professionals: Good day. I am honestly a newbie of std::vector and I would like to know how c...
[1 reply] : std::unordered_map<glm::ivec3, float>::iterator a, b; a = b = g_polCo... (by ne555)
How To Properly Input Values in SGESV?
 
Hello Professionals: Good day. I was having a hard time to input the values in the SGESV function. ...
[2 replies] Last: sgesv_( (integer*)&count_g_polCoeffGerald, (integer*)&nrhs, (real*... (by ne555)
C and C++
 
What are the differences between C and C++? 1) C++ is a kind of superset of C, most of C programs e...
[2 replies] Last: The OP is profile spam (by Repeater)
by Susie
I made a grid, what do you think about it?
 
Hello! I'm a beginner C++ programmer. Yesterday I made the grid below, it was difficult to make. (...
[6 replies] Last: No problem, and I'll try to get suicide right the first time ^-^ Good ... (by zapshe)
How To Intentionally Assign Constant Value To Array?
 
Hello Professionals: Good day. I came across this problem when I attempted to assign a variable to ...
[3 replies] Last: Thank you very much for your inputs everyone! :) (by kindgnice)
NEED HELP PLEASE!!
 
1). Open the file "project.txt" and read the data into an integer array. Below is the sample code to...
[13 replies] Last: Brandonjanda, with all the respect.. Asking other programmers to do al... (by Susie)
A Problem I've had for a "while"
 
Hey guys, this is a recurring problem I've had whenever I try to use the while loop. It says it expe...
[2 replies] Last: In addition to what he said, if you really wants to do with while loop... (by unkinkedash)
Visual Studio Error Help
 
I have changed the doubles to char's cause on visual studio it said it didn't complie the code. I ha...
[4 replies] Last: [quote=jlb]Where have you implemented your function double getInput(co... (by Furry Guy)
by atatat
Looking for cross-platform IPC
 
I'm looking for cross-platform Interprocess Communication library. Currently I'm using Boost Interp...
[1 reply] : This perhaps? https://www.boost.org/doc/libs/1_70_0/doc/html/boost_asi... (by salem c)
Creating a Library
 
Hello everybody, I'm planning to create my own data structure library. How is the best way to do so?...
[2 replies] Last: or, if you are just now getting started: a library is just code where ... (by jonnin)
BlackJack Simplified ASAP (1,2)
 
Please create a simple BlackJack code. DUE IN 12 AM NYC TIME!! Hit and stand options, must use class...
[21 replies] Last: I will not write ASAP next time "If you pull at the blades of grass i... (by MikeStgt)
GALTON BOX
 
Can you help me finish the Galton Box program? Here is what I have so far: #include <iostream> #in...
[6 replies] Last: drops must equal slots minus 1. (by YeetParadox)
simple encryption program problem
 
Hey guys, I am doing research/ a project on cryptography and how attacks on ciphers work, so I ma...
[6 replies] Last: its a LOT easier if the hacker can send his own plaintext message and ... (by jonnin)
Selection sort a linked list
 
Hello, I am trying to programm a linked list with some extra methods, which are "sum", which adds up...
[5 replies] Last: I did nothing but muse at you (literally inspired you to get to work),... (by jonnin)
Roulette Color Streak Program (1,2)
 
Hi all - Brief history - long time back I wrote a VB program to simulate spinning a roulette wheel...
[38 replies] Last: if the PRNG uses a 3 bit seed then it's likely to have a cycle afte... (by MikeStgt)
by Fadey
inheriting referencer/data class as template, should I optimize getData()?
 
Sometimes coming up with a good title for topic seems harder than the problem itself in the topic. ...
[5 replies] Last: is this even remotely useful... class 1 creates the thing via a point... (by jonnin)
Copy Control and BST
 
I've just started the Copy Control chapter in C++ Primer (5th Edition) and stumbled upon a vague exe...
[2 replies] Last: I guess that clears things up. Is the below implementation/design some... (by memories)
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  Archived months: [feb2019]

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