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by AeroRaven
Function Calculator. Help will be appreciated
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| Write your question here. I am new to c++ and as an assignment we were tasked with making a simple calculator using the function statement. I keep receiving th... |
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Sep 19, 2020 at 3:37pm
[5 replies] Last: Ah sorry if I haven't responded to any of your replies. I'm still lear... (by AeroRaven)
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by momof4
How does a vector resize work?
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| I'm trying to recreate the standard vector class, but I'm having a hard time figuring out how the vector does its resize. How do I allocate more memory after I'... |
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Sep 19, 2020 at 1:52pm
[8 replies] Last: Just look at the source code of std::vector The problem is that when... (by dhayden)
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by annolliwohe
Execute the function on the entire character string (1,2)
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| Hello I have a function to detect comma numbers in a string and convert them to a double variable but I can't make it recursive for all the numbers present? how... |
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Sep 19, 2020 at 9:25am
[30 replies] Last: I thank this forum without which I would have spent more time to under... (by annolliwohe)
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by Deadweight77
Sieve Of Eratosthenes C++ Using Set Help
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| As suggested in the title, I need some help with my Sieve of Eratosthenes program to remove multiples of prime numbers. I figured that line 16 would help me the... |
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Sep 18, 2020 at 2:22pm
[10 replies] Last: Here is a version using the set exclusively: #include <iostream> #inc... (by dhayden)
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by Mif
Help with for loop
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| Hi.. I have this code which delete a specific line from a file and it's working but before asking the user to delete a line I choose to print the content of ... |
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Sep 18, 2020 at 1:41pm
[17 replies] Last: For an alternative to fgets(), consider: #include <stdio.h> int fg... (by seeplus)
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by DonnaPin
member functions and inline
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| Hello, I am learning about inline functions and I was hoping someone could clarify something for me. The book I am learning from says that all functions declare... |
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Sep 17, 2020 at 9:07pm
[3 replies] Last: If the member function is declared inside the class and then defined l... (by dhayden)
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by cole274
Name Format Assignment Trouble
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| In this assignment were supposed to take the first middle and last name that are input and format them a certain way. For example Pat Silly Doe would format to ... |
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Sep 17, 2020 at 8:54pm
[10 replies] Last: Ideally, you should account for names that are just one word, or sever... (by dhayden)
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by nakash
anagram c++
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| im trying to make a anagram finder. where it request the user of a word and searches the vector words to find all the anagrams of that word. i think my logic be... |
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Sep 17, 2020 at 8:42pm
[12 replies] Last: No problem. I thought I might have missed something that caused duplic... (by dhayden)
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| Problem with dynamic array of structs using pointers |
| Hello, I am in a class where I have to receive values from a file (a string, an int, a dynamic array of floats, and a dynamic array of strings). I have to setup... |
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Sep 17, 2020 at 7:27pm
[4 replies] Last: Thank you all for the reply. So some of you asked what the input code ... (by GreggoryLewis)
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by albertBcn92
Linking my static library
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| Hi, I have written a C++ library as a beginner project. I have created a Makefile with the instructions to compile the code as a static library (make static) an... |
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Sep 17, 2020 at 5:18pm
[4 replies] Last: Okay I found the problem. I had never built a static library with C++.... (by albertBcn92)
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by levilone
damage algorithm for simple game
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| I'm having issues calculating damage from a small game I wrote. Every time the player or enemy attack, the damage gets reset so no one ever dies. The problem is... |
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Sep 17, 2020 at 5:14pm
[13 replies] Last: That's clever. I find that while tutorials are nice, they don't seem t... (by levilone)
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by Volapiik
c++ issue with using commandline inputs in a forked execvp
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| When running the code below I get an incorrect output. I am fairly sure I am doing something wrong with the execvp call as I have tried changing everything and ... |
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Sep 17, 2020 at 2:58pm
[6 replies] Last: ne555 yeah -ls -l is a typo that I thought I removed all instances of,... (by Volapiik)
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by Vendetto
Checking to see if a Folder Exist
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| I am writing a little program to do some functions on some PC our company sells. The PC have a security feature that locks them down to prevent tampering. How... |
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Sep 17, 2020 at 1:41pm
[3 replies] Last: coder777 if I remove the last backslash at the end of the path the who... (by Vendetto)
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by LakySimi1
Multithread - Finish one 'for' interation before continuing?
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| Hi everyone, i'm making my own raycasting engine and it's well functioning, sprite, ai and everything else. In order to raise the framerate i've discovered the... |
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Sep 17, 2020 at 9:37am
[4 replies] Last: Yes, i intend a vertical scan line, it can go up to 60fps in 480x300 o... (by LakySimi1)
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by louiGBC123
Compute the average of weighted exams.
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| I need help on my CSCI-40 assignment. Here is what is asked of me: Suppose a teacher weights the four exams he gives 10%, 25%, 30%, and 35%. Write a progra... |
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Sep 17, 2020 at 9:15am
[1 reply] : For weighted average, don't code it until you know how to do it by han... (by lastchance)
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by kerbealbor
Infinity comes up as an undesired output
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| Hello, I am supposed to make a program in c++ that takes user inputs of goals and the shots a person in made in soccer, and then use this information to come up... |
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Sep 17, 2020 at 7:29am
[4 replies] Last: while (cout << "Enter the number of goals that were scored: " && (st... (by seeplus)
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by levilone
Writing a simple game, having issues with objects
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| So I'm trying to make a simple turn based game in terminal. I have a header file, and two cpp files. The idea is to make the game highly expandable as a learnin... |
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Sep 16, 2020 at 6:36pm
[5 replies] Last: The if statement only applies to the theplayer.number(). It doesn't ap... (by seeplus)
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by Joello
Reading many lines and separating by spaces on each line
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| Hey guys so i think all of my code is working except for reading my text file input. The text files will always be formatted with two names on a line, first and... |
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Sep 16, 2020 at 5:00pm
[6 replies] Last: > getline(linestream, data, '\t'); you never mentioned a tab in the ... (by ne555)
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by The Emortal
Defining Iterators
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| I've been working my way through C++ primer and I've been experimenting on my own tinkering with some of the code in the book. It presents this code for a binar... |
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Sep 16, 2020 at 2:57pm
[6 replies] Last: boom! (by seeplus)
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by Shruthi LS
Function pointers
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| Hi all, There are two functions where in I have use function Validate as a pointer to the PrintNum function. How to use the function pointers. int... |
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Sep 16, 2020 at 11:41am
[2 replies] Last: Raw function pointers are very C-ish. See also: https://www.cplusplus... (by salem c)
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