Beginners - February 2013 (Page 51)

by Bien30
Classes and passing values into them
Hi I'm trying to practice making a class in separate files. Eg. main(), Temperature.h, Temperature.cpp I'm trying to pass a user input value say 10 degrees ...
Feb 9, 2013 at 1:43am
[1 reply] : Just proceed as if you defined the class inside this file. (by maeriden)
by Z feng
error C2143: syntax error : missing ';' before '->'
code deleted
Feb 9, 2013 at 1:03am
[14 replies] Last: WOOOOOO, Great! It's working!! Ya, You create an uninitialized point... (by Z feng)
by rcast
Problem with class...
I'm trying to create my first class but I keep getting an error at compile for each of the 4 shapes in the class member, shape. Error documents\visual s...
Feb 8, 2013 at 11:44pm
[2 replies] Last: Bollocks! ok, Thanks! (by rcast)
I need some help with uninitialized local variables
I'm working on a homework assignment for my college c++ class. I'm new to c++ and have only been programming in java in my first semester of college with no pri...
Feb 8, 2013 at 9:45pm
[2 replies] Last: That fixed it. Thanks a lot! (by pdaniels0013)
Using assert after allocating dynamic memory
When allocating dynamic memory I have learned that it is important to delete the memory allocation before the program ends. What happens to dynamic allocated me...
Feb 8, 2013 at 9:17pm
[4 replies] Last: Thanks! (by northmoose)
If/Else loop input validation
Hello all: I'm trying to figure out input validation. The users options are either A,C,He,or H. If they cin a valid input, then I proceed with the switch tha...
Feb 8, 2013 at 8:44pm
[4 replies] Last: this is incredibly helpful thank you kindly (by theCoach)
Help with if/else homework
The problem is: The state government has decided to give a 4% raise and $500 one-time bonus to non-teacher state employees. Teachers will get a 7% raise and $...
Feb 8, 2013 at 8:16pm
[2 replies] Last: Thanks. (by audstep)
by souper
Help with fork command
Hey all, Having trouble compiling c++ written code due to a fork() command issue. I am working in Code::Blocks with the GNU GCC Compiler. Here is my code:...
Feb 8, 2013 at 8:11pm
[1 reply] : That error is not a compile time error, but rather a linker error. Th... (by AbstractionAnon)
BMI Calculator Project (weight formulas)
Wasnt sure if this should go in the beginners section or not, but here is my issue. I have to program a BMI calculator that calculates the users BMI and tells ...
Feb 8, 2013 at 7:59pm
[3 replies] Last: No problem. It looked like the equations were functioning properly fr... (by aperio)
by s1l3nt
Creating a file from console
So, I have question. I already know how to open a txt file so you can write data to it and close it but lets say I wanted to have a console application that pro...
Feb 8, 2013 at 7:31pm
[3 replies] Last: To create the file: http://www.cplusplus.com/reference/fstream/ofstrea... (by MrHutch)
Need help with code
Hello i am trying to write a programm for my college c++ class. This class is the second level and i took the first level two years ago due to just transferrin...
Feb 8, 2013 at 7:31pm
[6 replies] Last: it worked lol. i realize now why it wouldn;t work with have the endl ... (by stc5097)
Trying to get the correct output!!!!
#include <iostream> #include <cmath> using std::cin; using std::cout; using std::endl; double func_1(double); double func_2(double); double func_3(d...
Feb 8, 2013 at 6:54pm
[1 reply] : And here is some more information: n = number of rectangles and/or tr... (by bruntmjust)
Repeating character in c++?
I'm writing a code which tells the user how many times a word they input can be written as. I know that the general "equation" one could call it is: Let's say ...
Feb 8, 2013 at 6:47pm
[1 reply] : #include <iostream> #include <cstring> #include <string> unsigned re... (by cire)
by odai
what is the wrong in this code !
the compiler does not enter into inter for !! who can tell me why ? #include<iostream> #include<cstdlib> #include<ctime> using namespace...
Feb 8, 2013 at 6:36pm
[13 replies] Last: #include<iostream> #include<cstdlib> #include<ctime> using namespace... (by eraggo)
Issues with Input Validation
Hey guys. I'm having some trouble with input validation for one of my assignments in my Advanced C++ class. I'm using g++ on my linux box. Weird thing is, when ...
Feb 8, 2013 at 6:13pm
[5 replies] Last: Fixed it. My cin,ignore statement for both snippets is now as follows:... (by sirjames2004)
by krutuk
Please, help me with this mistake. I'm totaly confused
Program is compiling well. But after execution the result is: Average math: 3.67 Average phis: 4.33 Average inf: 4.33 Result: 4.67 Segmentation fault The result...
Feb 8, 2013 at 5:42pm
[4 replies] Last: As I understood you, this program is bad at it purpose. Thanks, I will... (by krutuk)
by vrakas
Comparison of double,long double and floats
hello. i want to compare the equallity of two doubles a nd b. A friend told me i should not test if(a==b) but if(a-b<1e-9) i.e. a-b<10^-9 Is this the...
Feb 8, 2013 at 5:39pm
[3 replies] Last: @JLBorges Thanks a lot! I needed to read an article! @MiiNiPaa i dont... (by vrakas)
by kwnan
read and write to a file
I would like to wrte a content of two varible to a file to be read in void handleRequest(char *request, int request_len) { Writ_to_file(request, req...
Feb 8, 2013 at 5:00pm
[3 replies] Last: That is unfortunate, indeed. Why don't you give it another go and come... (by MrHutch)
Problem making simple loop
Hello I'm completely new to C++ and only use it through R. Anyway I'm trying to make a loop - since looping in R is rather inefficient: cppFunction(' Nu...
Feb 8, 2013 at 4:51pm
[no replies]
invalid-iterator-argument.
Hi, I am trying to create a program that will take 10 numbers and then print the sum of the all two adjacent numbers and then sum of 1st and last,2nd and 2nd la...
Feb 8, 2013 at 4:23pm
[2 replies] Last: Thanks, now I have re wriitten the code and it works fine. its a bit l... (by tamimaddari)
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