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Beginners - April 2014 (Page 65)

search for word in text file, display entire row once found

I've been trying to figure out to search for a word in a text file and then display everything in the same row as the word found int ie this is whats in the ...

[5 replies] Last: ok here is the working code. void KeyWord(ifstream &FileSearch) { ... (by dariusd7)

by vgarza

unresolved overload function

Looking for some help - I am sure the problem is right in front of me, but I keep missing it. Can you help me find the error in line 7 #include<iostream> u...

[1 reply] : change it to : cin.getline( name,20 ); btw, as u can see, character... (by nvrmnd)

by Huppa

While Loop - Counting by 10s

Hello! - I need to use a while loop to print the numbers 0-100, counting up by 10s on one line. On the next line, I need to print out the sum of the numbers...

[2 replies] Last: @billywilliam, Thanks for the help! (by Huppa)

by tcan618

storing matrix in a 2D dynamic array

I am trying to read a matrix (that I know how many columns and rows it has) from a file and store it in a 2D dynamic array. I create my 2D array like this. ...

[1 reply] : Example // istream::get example #include <iostream> // std::cin... (by Amil Patel)

by Neo561

File Processing

Learning my first programming language and am having trouble. Firstly , the myfile.dat looks like 1Kmp6z|Johnny Five|123 Mains St|9.52| Part number ...

[1 reply] : To save it on XML you will need to import a library file. Create the p... (by Amil Patel)

by ECEsasha

Overloading left stream operator?

Hello! I'm trying to overload the left stream operator so that it'll add elements to a vector. I'm really stumped as to why I'm getting an error. Here's what I ...

[2 replies] Last: That cleared up so much! Thank you! :D I need to work on thinking mor... (by ECEsasha)

by fbhkhan

Day of Year Program help!

Modify the DayOfYear class, written in the earlier program, to add a constructor that takes two parameters: a string representing a month and an integer in th...

[no replies]

by jmcdaniel10

(Code is entering fail-state) How do I fix?

Hey everyone, I'm having a hard time finishing this program. I'm brand new to programming and any help would be appreciated. This is what I have so far. I'm pre...

[6 replies] Last: Any help guys? (by jmcdaniel10)

by closed account 416bRXSz

prompt the user

I have to write a code to prompt the user for the name of the input file and continue to ask the user for the name of the input file until a valid input file is...

[1 reply] : while(!file.is_open()) { std::cerr << "Error - " << filename << "... (by giblit)

by George6626

Arrays in user defined function for matrix addition

I'm trying to write a user defined function that will take two arrays as arguments and return the sum of the two matrices, the problem seems to be something to ...

[6 replies] Last: ok, thanks (by George6626)

by some beginner

Question about semaphores

dont want any code but could someone point to me where it is I'm going wrong. keeps saying undefined reference to signal. Am i supposed to write my own def for...

[no replies]

by santiagorf

array vs pointer to array question

Hi, I'm confused about the following situation: The following code when I use an array works fine //declare vertex glm::vec2 vertex ; //a very large size...

[5 replies] Last: vertexSize , once set, remains constant during the whole program, but... (by santiagorf)

by iluv41

stuck in this loop?

I have this function but no matter what the user enters it says invalid input. Any suggestions? char GetChoice(char selection) { cin >> selection; ...

[3 replies] Last: So... selection is 'y'. selection != 'y' || selection != 'n' || !cin... (by S G H)

by RobGillespie

Two Highest Numbers

In this program I'm supposed to find the two highest numbers of a series of numbers entered by the user. I have the program to collect the series from the user ...

[11 replies] Last: for(int i = 1, i < (amount - 1); i++) { highest(number1, number2); }... (by Smac89)

by sagebrushwilly

Float???Double???

I can't get my float to display decimals................What the hell! I know I'm passing a multi int's , but what the hell? float averageValue(int a, i...

[2 replies] Last: Thank you........It all makes sense now. (by sagebrushwilly)

by Gregnog

Idiot proofing a GCD and LCM finder

Hi, I'm new to C++ and I have this program that works, it just needs to be idiot proof. If you could help that would be greatly appreciated! # include <st...

[10 replies] Last: Thank you very much! And I'll definitely look into those tutorial site... (by Gregnog)

by TheOneOnly

Errors C2228 & C2065

Just started a programming class this semester, and haven't been having much trouble with it thus far. However, after writing around five classes without a pro...

[2 replies] Last: Ah, thanks. Always a frustrating feeling when the solution is so simp... (by TheOneOnly)

by uchi240

How do I use arrays?

I've been reading the tutorial for arrays. From what I got, this code int num {1, 2, 3, 4, 5} is supposed to output 1 2 3 4 5. I'm not sure if I'm missing...

[3 replies] Last: The number you are seeing there num is the last value that was held i... (by andy1978)

by Evan8632

Returned values

Code executes fine, but the values that are returned are not correct. For example I get a value of 00136C57DA. Does this have something to do with the formulas ...

[2 replies] Last: how do i solve this, im trying to create a program that translates fro... (by patriboyD)

by ECEsasha

Operator overloading with vectors?

Hi! I'm trying to overload the + operator to add vectors, and checking to make sure they added correctly in my main function. When I compile the two .cpp files...

[6 replies] Last: When I just ran my code in Ubuntu instead of in Windows with gcc, it w... (by ECEsasha)

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