Beginners - C++ Forum - February 2017 (Page 34)

Write your question here. When entering a bill amount in of over $100.00 all of the decimals line up correctly. If entering a bill amount of say $75.26 the f...

[3 replies] Last: Hi, Investigate the std::left and std::right iostream manipulator... (by TheIdeasMan)

by deleon123

DEV C++ DIRE NEED OF HELP

Hello Guys, I know this is too much to ask for but not getting sleep for 3 days is also too much for me. We have been assigned to make a dev C++ proj but I dont...

[no replies]

by mynicks

void* generic pointer

The following code is wrong. I am trying to write a simple generic function using C language syntax,then invoke that function from main(). My goal is to be able...

[2 replies] Last: void fill_array( void* array, size_t array_sz, size_t element_sz, con... (by JLBorges)

by jollyholly11

Help with Programming please

I have tried running my code, and I think I have set it up right. However it does not wrong. I was wondering what is wrong with it. Here is the prompt: Prompt...

[3 replies] Last: Thank you all very much it helped! (by jollyholly11)

by boxter126

Gambling Age Restriction Code

Hey all, I am writing a gambling dice code but I just realized before the game starts I have to ensure that the user is 21 or above. I am not sure how to do th...

[2 replies] Last: thank you! can't believe i didnt think of that (by boxter126)

by NICE8x

Return Error

I just can't get this function to work. Right now it won't compile. I just cannot figure out why it says the variable row is uninitialized. Am I doing the po...

[3 replies] Last: Any idea why this wouldn't work??? // REQUIRES: mat points to a val... (by NICE8x)

by wolfv

How to figure out C++ syntax from documentation?

Both of the following getline() examples have the same output and work as intended. The first example if of c style getline() as described in http://www.cplusp...

[2 replies] Last: Now I see, getline() can be one of several functions with the same nam... (by wolfv)

by Drummermean

Array of fixed length circular buffers

Hi all, If I want a std::array of size 3: std::array<int,3> y1; If I want a circular buffer of size 10: boost::circular_buffer<int> y2(10); If I want a std...

[1 reply] : The size of boost::circular_buffer is not part of the type so I guess ... (by Peter87)

by wolfv

stringstream::getline()

This page shows that stringstream has a getline() method: http://www.cplusplus.com/reference/sstream/stringstream/ But when I try using it, this compile error...

[2 replies] Last: That fixed it! Thanks cire. (by wolfv)

by MAK001

Boolean array to hold ASCII characters

I need to make a guesses array (like a vector, but without methods) that holds a Boolean for each ASCII character. I am new to c++ and have no idea on how to ...

[3 replies] Last: it just need to be a bool array that holds ascii characters An array... (by AbstractionAnon)

by wasey

Reference Function Returning Garbage Value

Hello, I'm able to get my code to compile, however my void function is returning an output of 0, 0, 32766 no matter what the integer input is. I'm supposed to s...

[1 reply] : Lines 14-16: a,b,c are uninitialized variables (garbage). Line 22: ... (by AbstractionAnon)

by guddu232000

Can someone Explain with comments The code And Working of Static Stack

Array Implementation of Stack

[1 reply] : http://lmgtfy.com/?q=%22C%2B%2B+%22+%22array%22+stack+implementation (by mbozzi)

by wasey

Unable to send value from function back to main

I'm not sure where my error is, can someone steer me in the right direction? I have to calculate the distance an object travels due to gravity based on how long...

[3 replies] Last: Thank you all, I was banging my head on this one. Appreciate it! (by wasey)

by Drummermean

Array of circular buffers

Hello all, I'm aiming to make a large program that scans through a lot of simulated data. In order to do this, I'm using circular buffers (or deques). However,...

[1 reply] : boost::circular_buffer is a standard library compatible sequence con... (by JLBorges)

by omik123

Need help with few programs

Hello all, so recently I have started programming with C++ at college , it's not the main thing in my study program but it's for general education.So I have few...

[1 reply] : Start with a bare minimum program: Get a number from the user and prin... (by dhayden)

by BanList

What does retun answer do?

I'm new to c++ and watching tutorials and I want to know what does return answer do in this code do exactly? The code runs normals even if i skip it. Please can...

[2 replies] Last: what does return answer do? It copies/moves the content of the local ... (by coder777)

by zeroisk

Need help with accessing an array that hold pointer to the DATA

while (in >> p ) { i++; } this is where im having trouble. i know that p is an array that hold the pointer to the DATA but i dont know the synta...

[3 replies] Last: In your original code (line 66) you create an array of pointer to DATA... (by coder777)

by bird1234

Unsorted Link List Delete Function Error

Whenever i use deleteitem() function my compiler point me to the show() function Header File "Node" struct Node { int data; Node* next; }; Heade...

[3 replies] Last: Thnx (by bird1234)

by Flaze07

pointer pointer pointer

hey guys, here is a code of pointer #include <iostream> void test(int* i) { *i = 2; } int main() { int x = 3; test(&x); std...