Beginners - November 2021 (Page 2)

How to stop program from running a statement twice
 
Hello all. I am writing a program that converts Fahrenheit to Celsius, then after it converts, as...
[4 replies] Last: Got it. Thanks so much for the help and advice! (by Brownbear951)
by janac
cin behavior
 
I notice that if cin is assigning input to a float, if there's a typo at the end, it stops at the la...
[1 reply] : > Is this behavior standard? Yes. Formatted input is handled as f... (by JLBorges)
The Heap
 
Why is it that we do an increase with totalNR when we do addition of new elements into the heap whil...
[1 reply] : "data" presumably has "long" possible elements. To add NEW data, you w... (by zapshe)
by janac
Is range-based loop identical to for loop?
 
The code below works correctly. It checks for the letter 'd'. Iterations stop if the word has a 'd' ...
[3 replies] Last: Thanks for the details, I don't pay enough attention to them. (by janac)
Please help me on how to add two IEEE numbers
 
I am doing a practice on the IEEE 754 operations that has an inclusion of addition. My big target is...
[1 reply] : the exponents are shifted by a constant depending on what format you h... (by jonnin)
Const array accessing.
 
Hey there, In my source file I got the following definition: const char *TASK_TAGS = { "Flash", "...
[1 reply] : Don't overdo it with the unnecessary pointers. const char TASK_TAG... (by jonnin)
Generation of arrays that have certain repeat.
 
Hey With me is a question that am requesting to be answered. Am interesting in making an addition o...
[1 reply] : To ensure that each number is repeated twice, add each number twice. F... (by JLBorges)
Input is either odd or even display
 
With me is a program that makes it possible for the user to make an entry of many integers as they f...
[no replies]
Previous functions repeated with reception of certain signals.
 
Hi guys, An interested in finding a way that I can do repletion of a previously called function wh...
[1 reply] : enum command { REPEAT, ADVANCE, LEFT, NOP /* etc. */ } ; void do_tic... (by JLBorges)
Using pointers to find a subset of size k of a linked list of size n
 
I am trying to find a subset of a linked list using pointers. I have tried using recursion to do it,...
[4 replies] Last: #include <iostream> #include <list> using namespace std; int main() ... (by lastchance)
Get information from text file randomly
 
I am writing a book systrm management code, I adding new systems, I want to add random book reccomme...
[1 reply] : Not enough information. You haven't explained how you store the book ... (by AbstractionAnon)
Error with the algorithm for finding prime numbers
 
I want to find all the prime numbers in the given numbers, but I can't. For example 8 3 4 5 7 9...
[1 reply] : okm i got it, i will try it now (by closed account zbfzwbRD)
Trouble when load file from txt
 
So yeah, I have asked about this before, this time I manage to create a save file, load the setting ...
[5 replies] Last: Thanks, I finally did it. I really appreciate your help! (by merlinf)
Is this a declaration of function
 
For long time I see seniors in my company write std::vector<int> list(); // instantiate vector ...
[13 replies] Last: @waschbaerYOYO, try this with your compiler. #include <vector> int m... (by lastchance)
by larryl
Function Variable Persistence?
 
I'm not a newbie, but I'm hazy about how this works. std::string return_msg_cpp() { s...
[5 replies] Last: n3055 is pre-C++17. C++17 further refined the notion of prvalue expr... (by JLBorges)
Replacing the Pixels from one bmp file to another
 
Hey Am interesting in copying a pixel from a bmp file located in this link https://imgur.com/la1frj...
[4 replies] Last: See if this helps. Its GDI+ library (built into visual studio, ready ... (by jonnin)
by jabeh
Linked List
 
100 Mary 110 John 111 David 112 Sofia 121 Maria 144 Mia Lets say given above is the user.txt...
[10 replies] Last: It's to do really with placement of the first node, depending on wheth... (by lastchance)
The functions.
 
Hi everybody Am a new student in c++ and am really interested to know a lot in this computer scie...
[2 replies] Last: As a refactored starter, consider (not tried as no file test data prov... (by seeplus)
trying to understand functions
 
Can someone please tell me what I did wrong? my program won't solve for the answers. It's my first p...
[13 replies] Last: Thank you and again I apologize. (by loner123)
I cannot figure this out
 
*Disclaimer* -In no way am I remotely good at programming. The following code has taken me four week...
[1 reply] : Lots of things to note first: 1. You shouldn't use headers that end i... (by zapshe)
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