please wait
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by CodePanther
Reading the first character of a line from a text file
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| I have a text file like this: 0 user1 1 user2 2 user3 3 user4 4 user5 If the first line of the string is equal to 0 or 1, etc. I want to do something with it.... |
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Jul 31, 2020 at 8:55pm
[2 replies] Last: Yes that works, thank you. (by CodePanther)
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by Gazzieh
Curious?
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| I set up a variable such that... float P; Then I assigned a value to it... P = 2 / 7; When I output the resultant value I am told P = 0? All ot... |
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Jul 31, 2020 at 8:03pm
[3 replies] Last: Thank you; hadn't realised the integer division thing (lovely how all ... (by Gazzieh)
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by Gazzieh
Working with vectors
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| I am new to C++ but not programming. I am currently working from an old FORTRAN piece of code, which handled vectors in a slightly different manner to C++ (a... |
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Jul 31, 2020 at 12:22pm
[5 replies] Last: Thank you lastchance; I will do so immediately. That will make my code... (by Gazzieh)
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| Point.h |
| Good Evening, I created a Point class defined within two files, Point.h and Point.cpp.(following studies instructions) Then wrote a PointTest.cpp file that will... |
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Jul 31, 2020 at 2:11am
[14 replies] Last: g++ -Wall PointTest.cpp Point.cpp -o program Assuming PointTest.cpp ... (by Ganado)
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by nikovch
no matching function for call to "" (1,2)
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| This is my specification file, and my implementation file isnt working. #ifndef DATE_H #define DATE_H #include <string> class Date { private: int m... |
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Jul 30, 2020 at 10:57pm
[25 replies] Last: Something to think about in relation to the use of arrays I mentioned ... (by againtry)
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by noblemin
dereferencing pointer
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| Hey y'all, hope I write this question correctly. My question is directed at the line quiz ->display(); From what I understand, the -> operator de references t... |
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Jul 30, 2020 at 10:33pm
[2 replies] Last: Ah that actually makes perfect sense, thanks for the input. (by noblemin)
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by Fayezilla
Arrays from text file?
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| Here is example input.txt: 100 100 100 100 90 100 100 100 80 100 100 100 100 100 I would like to find the sum of the first column and... |
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Jul 30, 2020 at 1:59pm
[5 replies] Last: First column is score and second column is total possible per assignm... (by dhayden)
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by AL88
Why is this infinite while loop with the printf not looping for ever?
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| Why is this ifinite while loop not repeating the printf statement? It only runs it once! please help me fix #include <ctime> #include <iostream> #incl... |
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Jul 30, 2020 at 1:48pm
[3 replies] Last: Great minds think alike. (by againtry)
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by rlserious
Getting input from a string?
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| Hello, I am working on a problem where I need to get user input for a string. I have below posted an example as to understand why I keep getting an error that s... |
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Jul 30, 2020 at 1:25pm
[5 replies] Last: https://docs.microsoft.com/en-us/cpp/cpp/fundamental-types-cpp?view=vs... (by againtry)
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by Fayezilla
Another array question
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| Could I have some help with an array. I believe that I need a two-dimensional array. Here is exactly the assignment "The program should begin by reading the we... |
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Jul 30, 2020 at 2:03am
[5 replies] Last: Thank you for your help, it worked out. (by Fayezilla)
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| help with istream and get() |
| Hello, i am using the get() function to extract data from a single line of text into multiple fields, split with a comma as a delimiter (,) . ... |
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Jul 30, 2020 at 1:48am
[1 reply] : Is there a particular reason that you're using C-strings instead of C+... (by jlb)
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by Shishykish
Why am I receiving these errors about multiple definitions?
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| Hi, I am receiving the following errors regarding a virtual class with derived classes from it regarding multiple definitions. Errors LNK1169 one or m... |
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Jul 29, 2020 at 10:32pm
[12 replies] Last: Hi MikeyBoy Some time ago I had coded a program to calculate the expo... (by Shishykish)
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by madmacker
Roll dice function rand() always gives same result
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| Real noob here. Started learning C++ as of this week. Trying to create a dice rolling program where player rolls 3 dice and so does the computer. The one who ha... |
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Jul 29, 2020 at 9:27pm
[1 reply] : Your rollDice function seeds the random number generator with the curr... (by Repeater)
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by Simon90
Passing array to function
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| Say there's an array: int arr What data types are passed to a function f by f(arr, &arr)? Please help me understand that. Thank you. |
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Jul 29, 2020 at 7:48pm
[7 replies] Last: Thanks all for your explanations. (by Simon90)
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by MaxGreen
Vectors
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| Hey pals, i've finished learning the loops( for, while, do while), switch, if, if-else-if , &&, || , increment and decrement operators and some other the very b... |
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Jul 29, 2020 at 1:37pm
[10 replies] Last: I used to merge againtry's and ne555's code and it seems legit. So muc... (by MaxGreen)
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by IIEleven11
Can someone help me with this assignment please, I cant figure out why my loop is exiting early (1,2)
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| This is only my second quarter doing C++. The assignment is to steer the rat into one of three holes. The user has to enter their starting bank. So lets say the... |
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Jul 29, 2020 at 1:11pm
[20 replies] Last: This is actually easy code. If you are up for the challenge and you ke... (by johnglen244)
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by greenway
Infinite loop when validating input
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| In my program, I am trying to validate the users input an make sure that the only thing they can put in is a number between 1998-2019. The problem is, whenever ... |
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Jul 29, 2020 at 1:11pm
[2 replies] Last: I use it for when cin fails due to somebody inputting characters or if... (by greenway)
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by F95
Incorrect count output / Having difficulty trying to create a HashTable/Set using open addressing
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| I'm trying to create a program that opens a .txt file containing a speech and assigns each word to a space in the array/set based on the hash value. Collisions ... |
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Jul 29, 2020 at 12:57pm
[11 replies] Last: also you are missing mTable .state = Entry::FULL; in your add() func... (by ne555)
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by Faisal440
Sqrt root
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| Write a program to calculate the following equation for any value of x (user input value): sqrt (pow(x,3)+pow(x,2)-12*x-12) |
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Jul 29, 2020 at 11:40am
[8 replies] Last: #include <iostream> #include <cmath> using namespace std; int main(... (by againtry)
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by Thunderchook
Writing to the Console Buffer
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| Hi, My C++ skills are improving but I want to write a fair bit of general code before branching into GUI. Unfortunately, there is only so much you can do by wr... |
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Jul 29, 2020 at 11:29am
[9 replies] Last: Many thanks. I'll give this a run and go through it. Why don't you... (by Thunderchook)
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