please wait
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by Mamo Grag
Undefined reference to a C function in C++
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| Hello, I am facing this problem and i don't know what to do now, i am trying to use a C library to parse a math expression stored in a string i included the hea... |
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Mar 13, 2022 at 2:27am
[2 replies] Last: [quote=Mamo Grag]The command that i use to compile : g++ main.cpp ope... (by TheIdeasMan)
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by AAAbb7
Trouble declaring some variables
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| I'm supposed to create a menu, but when I try to run my program in codeRunner it says that a few of my variables were not declared, how can I fix that? #i... |
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Mar 12, 2022 at 11:51pm
[1 reply] : You're trying to call functions named "readMovies", "readRatings", "pr... (by Peter87)
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by AAAbb7
The output of my code repeats the same number
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| The problem with my code is that it just gives an output of the "return -3" for example: "//User name exists, non zero rating cout << getCountWatchedMovies("emm... |
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Mar 12, 2022 at 11:27pm
[5 replies] Last: We were not fixing the problem yet. We were just figuring out what the... (by keskiverto)
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by vboro
Problem with exp() function in C?
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| Greetings! I have a C code in which I count the descreasing of a satellite. I translated it to C language from the original (QBasic, see link below) but the ex... |
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Mar 12, 2022 at 5:47pm
[18 replies] Last: https://en.cppreference.com/w/cpp/utility/format/formatter#Standard_fo... (by deleted account xyzzy)
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by ElusiveTau
What happens behind the scene (and by whom) when heap memory is deallocated?
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| A couple of what's-under-the-hood questions floating in my mind, having to do with freeing memory: 1. How does a program know what part of its virtual addres... |
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Mar 12, 2022 at 4:55pm
[2 replies] Last: 1. Where things go in VM is decided by the OS, not the linker. https:/... (by salem c)
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by Ch1156
Cant insert element into map
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| Ive been playing around with maps and I decided to write a small program to test it out and ive gotten stuck because i cannot insert any elements into the map i... |
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Mar 12, 2022 at 1:58pm
[17 replies] Last: Exactly! And that's the reason for the ... Iterator iter = m_contain... (by againtry)
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by Ghostmoo
Array Problem
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| Output: Names Forward: (Names) Scores Forward: (Scores) Names Reverse: (Names) Scores Reverse: (Scores) (#) results for (name) Minimum: ... Maximum: ...... |
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Mar 12, 2022 at 10:21am
[2 replies] Last: Well at least the input file has been provided... What is the 'array'... (by seeplus)
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by anonomyss
Need help on code correction
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| Hey , I need help , everytime I type in a name and surname of the person it just throws a loop. I can only type the name . do I need to change the string? #i... |
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Mar 11, 2022 at 11:52am
[5 replies] Last: enum class_t { FIRST, ECONOMY, INVALID }; class_t determine_class( c... (by JLBorges)
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by sonnyM12
inserting a switch for my menu
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| inserting a switch for my menu instead of using while (option == 2) and also the program is supposed to re run for the number of workers you put in. #inclu... |
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Mar 11, 2022 at 10:22am
[3 replies] Last: Not sure what you after re while, option 2 etc, but possibly something... (by seeplus)
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by Mamo Grag
g++ is compiling the files in include directory wich i don't want to
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| Hello, I am trying to compile a program, i have the source codes in /home/my_app/ and the library that i will use in /home/my_app/include , when i am try... |
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Mar 10, 2022 at 12:16pm
[1 reply] : gcc/g++ does not compile any source code files, unless you either ex... (by kigar64551)
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by Alvi1995
Error using blitz
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| The error is - CRT detected that the application wrote to memory after end of heap buffer. I am using visual studio 2019 and imported blitz++ by nuget #inc... |
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Mar 10, 2022 at 10:23am
[3 replies] Last: Sorry. I was think thinking that Array was referring to std::array - n... (by seeplus)
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| Destructor |
| I created this class.. class War { private: string place; list <soldier*> soldiers; // list with pointer soldier for all soldiers public: War (... |
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Mar 10, 2022 at 3:36am
[5 replies] Last: The STL <list> is destroyed automatically so doesn't have to be treate... (by againtry)
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| stumped on password check program |
| goal: Output "Valid" if input contains no more than 4 numbers and input's length is greater than 4. Otherwise, output "Invalid". issue: program won't load... |
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Mar 9, 2022 at 5:59pm
[7 replies] Last: I did mention it was a first pass, sloppy bit of code. Which was bei... (by deleted account xyzzy)
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by myriad6860
How to count number of letters in words that start with d?
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| So I need help with this code im doing for an assignment. I have the first part down which was to open and process a file and report the number of words with th... |
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Mar 9, 2022 at 5:48pm
[6 replies] Last: I got it to work, thank you all! (by myriad6860)
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by Krakenvangh
Repetition structure (FOR)
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| Hello, I have to prepare a program that from the year interval [m;n] selects the year that the festival took place and next to that year also shows which festi... |
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Mar 9, 2022 at 5:34pm
[4 replies] Last: [quote=Krakenvangh]my teacher isn’t really teaching those things and... (by deleted account xyzzy)
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by Mamo Grag
How to pass a simple math operation stored in a string to system then get the output
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| Hello, I have a ustring that stores a simple operation for example : "2+3/4" The problem now is that i am using Gtkmm and the entry support only ustring not ... |
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Mar 9, 2022 at 12:57pm
[5 replies] Last: If you are going to recognise precedence, then you are going to have t... (by seeplus)
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by sthomas
uninitialized local variable
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| I'm not sure this will post in a readable format, so I apologize in advance for that. (I read how to input it, but my computer is not showing the (#) edit symbo... |
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Mar 8, 2022 at 2:46pm
[3 replies] Last: Lets look at this part: float annualIntRate; // annual interest ra... (by keskiverto)
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| Reversing multiple inputs |
| Program Challenge: Write a program that takes in a line of text as input, and outputs that line of text in reverse. The program repeats, ending when the user e... |
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Mar 8, 2022 at 2:23pm
[6 replies] Last: #include <iostream> #include <string> #include <vector> #include <alg... (by lastchance)
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by dede67
output
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| Write your question here. #include <iostream> using namespace std; class Shape { public: virtual Shape(); virtual void draw() con... |
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Mar 8, 2022 at 6:16am
[6 replies] Last: What does "output code" mean? (by keskiverto)
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| Output range with increment of 5 |
| Problem: Write a program whose input is two integers, and whose output is the first integer and subsequent increments of 5 as long as the value is less than or ... |
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Mar 8, 2022 at 2:47am
[3 replies] Last: Fixed program w/ loop + bool: #include <iostream> using namespace s... (by seaminusminus)
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