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by kyrresc
Copying class objects
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| Hello, I had a question re. copying of pre-defined types(int, doubles etc..) and user-defined types(classes for example..) If we have the following code: i... |
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Apr 2, 2019 at 7:44pm
[9 replies] Last: it was just an example, I didnt even look at your variable names. if... (by jonnin)
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by rhamm5798
Multi-File Program Linking
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| This question, I probably should have asked long ago, but I am thinking I am doing this linking of files all wrong. I have a base class, and its .h & .cpp th... |
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Apr 2, 2019 at 4:43pm
[5 replies] Last: > and in main #include all my .cpp files > I guess that is what you we... (by salem c)
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by redfury
Explanation as to how this code works? Using a string for mathematical equation
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| Hello, I am trying to write a program in which I will be using a string to add or subtract a mathematical equation. That is, a mathematical equation will be inp... |
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Apr 2, 2019 at 3:59pm
[2 replies] Last: #include <iostream> #include <sstream> #include <string> using namesp... (by lastchance)
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| rand() and its operator % |
| can someone explain clearly how to use rand() and what it does, as well as its relationship to %. the guides on these forums are confusing. from what I can gath... |
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Apr 2, 2019 at 2:22pm
[13 replies] Last: #include<iostream> #include <random> #include <chrono> #include <cstd... (by deleted account xyzzy)
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by itsk
Elements in array not changing
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| For my class I need to change the smallest and largest element in an integer array to 0, and then take all the numbers and find the average afterwards. For some... |
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Apr 2, 2019 at 2:01pm
[7 replies] Last: Oops, all I had to do was change the array element to be null and it w... (by itsk)
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by Haseeb2998
Capitalise the first letter of each new word.
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| Hi, im looking to find out how to capitalise the first letter of each word entered. any help would be greatly appreciated. #include <iostream> #include <std... |
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Apr 2, 2019 at 1:32pm
[2 replies] Last: You should indent you code consistently. You've mixed the old and new... (by dhayden)
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| <random> and <chrono> |
| alright correct me if I am wrong in my evaluation of this code, im trying to understand how this works and I think I have figured it out. (BTW this is code I w... |
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Apr 2, 2019 at 1:20pm
[5 replies] Last: std::mt19937 generator(seed); puts that number into distribution(gen... (by Peter87)
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by ZestyCthulhu
How to limit integers per line (for loop)
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| The loop is to print all the even numbers from 100-200, with 10 per line. Currently it is printing in a triangle formation. I am unsure how to limit the number ... |
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Apr 2, 2019 at 12:53pm
[1 reply] : Here's one way you could do it: #include <iostream> int main() { ... (by Cheddar99)
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by Unspoken
Undefined reference to `cv::cvtColor' even though library libopencv_imgproc is linked.
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| Hi, I know there is a lot of similar questions on the Internet, I just can't figure out this on my own. Do I have wrong linking order? g++ ../../source/Ma... |
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Apr 2, 2019 at 11:25am
[4 replies] Last: @salem thank you for answering this. You've saved my life, I've wasted... (by Unspoken)
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| Cannot reading .csv |
| I have a program: #include <iostream> #include <fstream> #include <string> #define MAX_SCORE 100 using namespace std; struct Scoreboard { st... |
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Apr 2, 2019 at 11:01am
[5 replies] Last: Got that, thank you! Sorry for late reply! (by thinhphucvang)
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by stoneJax
Visual Studio Not Responding
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| I am using the latest version of Visual Studio Community and it has started some strange behavior. Any code that I create will not get displayed to the terminal... |
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Apr 2, 2019 at 10:01am
[3 replies] Last: Do you have any anti-virus s/w running? Since .exe files you create ... (by salem c)
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by victryhard
trying to use a function to complete this program but cannot get it to execute properly
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| please tell me if you see where my mistake is in this program cannot get to execute Complete the program using a function. The program should read all the v... |
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Apr 2, 2019 at 9:10am
[3 replies] Last: Your loop contains TWO in >> value; One in the loop test, one in the... (by lastchance)
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by Monzaku
Is there any way to store tm values using Boost?
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| Basically I'm trying to store a value, map<string, Date*> m_dates, into a data file. This map uses a string and Date, with a Date class being composed of: tm ... |
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Apr 2, 2019 at 7:57am
[1 reply] : This doesn’t answer your question, but can be a (awkward) workaround... (by Enoizat)
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| Is there a way to represent an integer character? |
| I am currently creating a find function to locate a specific piece of data in a different lines. Using the std::size_t found = data .find(str); However the prob... |
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Apr 2, 2019 at 1:14am
[10 replies] Last: I managed to get the loop to work but now I have a new problem, when I... (by nicholasjb1996)
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by am161363
Organizing program problem
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| Hi there i was wandering how can i divide my program into parts so i can write it easily when i watch youtubers writing codes it seems like it's too easy to ... |
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Apr 1, 2019 at 9:03pm
[2 replies] Last: There's "top-down" where you start with the highest level stuff and th... (by dhayden)
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by ramp00
Testing for user input
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| At the moment if I enter a string first, and something that's not an int second it will just end up in an infinite loop running the else statement. How do I so... |
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Apr 1, 2019 at 8:50pm
[2 replies] Last: Oh okay, sorry.. Thanks a lot! (by ramp00)
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by coder777
Writing (almost) everything as library component!!!
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| I don't think that 'cpp core guidelines' recommends a single header. So yes, the first concept would be 'divide and conquer'. Therefore namespace are invented.... |
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Apr 1, 2019 at 8:24pm
[9 replies] Last: Whether the posts were spam or not is rather a moot point now, they've... (by deleted account xyzzy)
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| Keywords vs identifiers with special meaning!!! |
| Using a keyword as an identifier is a very bad idea. It may work with some compilers and not others. It make work in certain contexts and not others. Most c... |
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Apr 1, 2019 at 7:12pm
[6 replies] Last: Well, I only saw one of the spammer's posts and didn't immediately see... (by Ganado)
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by am161363
Program run without return
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| The program runs fine without any return i wanna know what's return statement do exactly? |
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Apr 1, 2019 at 3:46pm
[2 replies] Last: return sends a value back to the caller and exits the current function... (by jonnin)
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by jjordan33
Accessor inside a child class
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| Hi, Could anyone help me out with creating an accessor function that will allow me to work with a private parent double inside a child class .cpp file? I unde... |
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Apr 1, 2019 at 2:33pm
[1 reply] : If it's just a simple accessor ("getter") you need, then something li... (by Ganado)
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