please wait
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by PegJ
putting quiz questions and answer in database?
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| Write your question here. I want to build a quiz and want to put in a database/libary/vector or array. Can anyone point me to just the tutorial as to how to... |
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Jan 16, 2021 at 2:22am
[1 reply] : What have you tried so far? I can show you a quick example of using a... (by Ganado)
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by Lucyzzz
Print out book titles sorted alphabetically.
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| Hello, I don't know where to go from here, I am having a mental block. I will leave the instructions for the code and also what I already have done. I need help... |
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Jan 15, 2021 at 11:21pm
[4 replies] Last: Hello Andy, Thank you for your help. This is the first time that I t... (by Lucyzzz)
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by Blisk
keyboard and mouse activity
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| I have this program which I didn't write it is for checking activity of keyboard and mouse. When user use mouse or keyboard it makes a txt file. Now problem is,... |
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Jan 15, 2021 at 8:14pm
[6 replies] Last: I have also changed that line and put in exact path for settings.conf ... (by Blisk)
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by tintin123
Looping void function
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| void menu()is not looping as intended. How do I fix this? #include <iostream> using namespace std; void menu() { int apples=0, oranges=0, cherries=0,... |
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Jan 15, 2021 at 7:42pm
[4 replies] Last: Part 2: Given your original code I have worked this up, but it could ... (by Handy Andy)
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by DraxDomax
In a bit of an academic pickle here...
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| I need to pick up C++ to fulfill one of my dreams: to write the game I've been designing for 5 years now... I think it's going to be a great game and anyway, I ... |
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Jan 15, 2021 at 6:15pm
[12 replies] Last: Well I think OP has a reasonable chance of success. More reasonable t... (by mbozzi)
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| How do I install SFML in Dev-C++ 5.11? |
| The question is in the title. |
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Jan 15, 2021 at 4:30pm
[1 reply] : https://www.google.com/search?q=How+do+I+install+SFML+in+Dev-C%2B%2B+5... (by dutch)
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by ObscurityT
When should I use nullptr and why not declare a pointer?
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| When should I use nullptr and why not declare a pointer? I'm learning C++ and I was wondering when should I use Null Pointers and why? Why would I declare it... |
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Jan 15, 2021 at 2:40pm
[8 replies] Last: If you want to measure the size of your array and iterate your array a... (by Shan Vikram)
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by Shervan360
Write a program for difference equation in C
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| Hello, I would like to write two programs to solve this difference equation, iteratively, and recursively. I don't want to write programs for me. I a... |
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Jan 15, 2021 at 1:31pm
[12 replies] Last: My rule of thumb on recursion is that it has to be better in some way... (by dhayden)
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by Mark Kincaid
the aspect of a formula
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| Hi there. I have a program which calculates the parameters of liniar regression . The problem is that I do not know how to represent sigma in my formula. |
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Jan 15, 2021 at 9:45am
[3 replies] Last: #include <iostream> #include <valarray> using namespace std; double... (by lastchance)
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by Alex12361
Using std::sort in unusual way
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| Is it possible to sort vector this way? How can i obtain that result? double cmp(Point* p1, Point* p2) { return p2->getX()*p1->getY()-p1->getX()*p2-... |
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Jan 15, 2021 at 2:15am
[5 replies] Last: Is it possible to sort vector this way? std::sort requires that ... (by mbozzi)
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by vittorioc98
Different flags for different Object in Makefile
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| Hello Guys, im going crazy because i cant tell to my Makefile to build a specific object with a different CFLAGS if i use a specifit rule. I need a Macro def... |
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Jan 14, 2021 at 6:46pm
[1 reply] : You use the -D flag to specify a macro at the command line. Is that wh... (by Ganado)
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by KareemRj
Error : a nonstatic member reference must be relative to a specific object
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| Hello guys, I wrote this and I'm getting the Error : "a nonstatic member reference must be relative to a specific object." Read about it, did not seem to quite ... |
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Jan 14, 2021 at 6:24pm
[5 replies] Last: @seeplus the code is not done yet, there are still things that need to... (by KareemRj)
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| how do i determine and cout an email from a string |
| basically, i have to do it WITHOUT using regex. people told me that i have to find '@' and check if it's valid to be an email address, but since it has to be do... |
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Jan 14, 2021 at 3:36pm
[11 replies] Last: The assignment is badly specified. The instructor should have given a ... (by dutch)
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by emcp
Apple CLang - Classes call to implicitly-deleted copy constructor???
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| I have been following a book about concurrent C++ code execution, trying to get one of the examples to compile.. but getting stuck on one particular example. T... |
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Jan 13, 2021 at 11:32pm
[9 replies] Last: The code might have been designed against an outdated standard library... (by mbozzi)
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by Mif
Read lines in text file from a certain line 'C'
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| Hello again.. I have one question, How can I read lines from a text file from a certain position? What I mean is if I have a text file like this: "RuneWords.... |
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Jan 13, 2021 at 8:01pm
[11 replies] Last: Okay dutch I solved I just added this line after the first strncat... (by Mif)
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by skcpp
Stack and heap addresses
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| In this simple line of code, my understanding is that the "new" below simply initializes the data structure, and returns a pointer to the start of that data str... |
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Jan 13, 2021 at 7:41pm
[2 replies] Last: Awesome! Thanks dutch. (by skcpp)
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by PK Dey
gets is undefined
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| when i debug the following code using MSVS-2019 compiler says that "gets" is undefined. it means that the program is not being able to reach the stdio.h file. H... |
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Jan 13, 2021 at 5:44pm
[3 replies] Last: Two reasons not to use gets_s: 1. Although it is a C11 feature, it is ... (by dutch)
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by Mif
Need Help with a warning.. 'C'
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| Hello.. I get this warning when I try to compile: 1430 Warning: 'fptr2' may be used uninitialized in this function [-Wmaybe uninitialized] The problem is... |
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Jan 13, 2021 at 4:42pm
[14 replies] Last: Vindication! (Thanks MikeyBoy!) (by dutch)
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by PK Dey
base name of class
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| When I go to add a class in my project there is a option to give base name. I don't know what is base name. Could some one please explain what is the base name ... |
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Jan 13, 2021 at 4:29pm
[4 replies] Last: Yes! I am using MSVS. Thanks to you all! (by PK Dey)
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by MaxGreen
OOP CHAR ARRAY
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| HAPPY 2021 everyone! I am stuck with a simple task and asking for any reference , help or recommendation! I should remark that the code contains some other ... |
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Jan 13, 2021 at 10:41am
[4 replies] Last: FreeBSD libc (FreeBSD-2-Clause license): /* * Portable strlen() for... (by JLBorges)
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