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Search: Posts Made By: Alex Edwards ; Forum: C++ and child forums
Forum: C++ May 8th, 2009
Replies: 6
Views: 420
Posted By Alex Edwards
Yeah, after realizing how tired I was I also realized that I never answered the original question.

the getline function is accepting characters for your string but it doesn't seem like you're...
Forum: C++ May 8th, 2009
Replies: 6
Views: 420
Posted By Alex Edwards
This may help--


#include <iostream>
#include <string>
#include <cstdlib>
#include <sstream>

using namespace std;
Forum: C++ May 8th, 2009
Replies: 1
Views: 555
Posted By Alex Edwards
Have you done any research on Search Engines and how they are structured?

Do you understand the benefits of using a HashTable for this assignment?

I guess a good start would be to create a...
Forum: C++ Apr 29th, 2009
Replies: 3
Views: 681
Posted By Alex Edwards
I think it would be more useful if one could pass the string into a method and have it return the number of question-marks found (as an unsigned int, or in extraordinary cases an unsigned long int).
Forum: C++ Nov 29th, 2008
Replies: 6
Views: 436
Posted By Alex Edwards
1) That's me intermingling Java and C++. There's nothing more to say there.

2) Nothing I disagree with, but I tried making a simpler example for the OP to follow.
Forum: C++ Nov 29th, 2008
Replies: 6
Views: 436
Posted By Alex Edwards
You'd be surprised how much programming and math are related! =)

In fact, before I wanted to program I pursued a math major with more of a background in creative writing. I don't know how but I...
Forum: C++ Nov 28th, 2008
Replies: 6
Views: 436
Posted By Alex Edwards
Hmm, parameters are typically a part of a method's call argument(s). I'm assuming the assignment requires you to create a method that has a reference parameter and returns the result through the...
Forum: C++ Nov 28th, 2008
Replies: 8
Views: 834
Posted By Alex Edwards
void TestVector(Vector<double> v)
{
}

int main()
{
Vector<double> pd(5.6,3.4,2.4);

// use the cast operator works if copy ctor is not defined
Vector<float> pf = pd;
Forum: C++ Nov 27th, 2008
Replies: 9
Views: 596
Posted By Alex Edwards
By no means am I attempting to discredit any Instructor. The assignment is familiar to me - very similar to what I had to do in a C++ class.

-Alex
Forum: C++ Nov 27th, 2008
Replies: 9
Views: 596
Posted By Alex Edwards
Is your Instructor's name Ron, by chance?

-Alex
Forum: C++ Nov 27th, 2008
Replies: 6
Views: 2,823
Posted By Alex Edwards
Subtraction is technically the same as adding a negative, so there was no need to add a subtraction operator to the doOperation method. Conversions from subtraction to adding a negative are most...
Forum: C++ Nov 26th, 2008
Replies: 9
Views: 2,735
Posted By Alex Edwards
You know, I've been wondering about this for awhile now myself.

Honestly you can probably get away with making some kind of regex or key to "compress" files with given values.

For example lets...
Forum: C++ Nov 25th, 2008
Replies: 5
Views: 807
Posted By Alex Edwards
1) My Answer: Composition ( I believe you meant to say Composition ? ) is a form of delegation in which instances of a class use, but may not have the same interface of a target object.

The major...
Forum: C++ Nov 22nd, 2008
Replies: 3
Solved: Parsing error
Views: 459
Posted By Alex Edwards
There is hope!

Use fmod to resolve the modulus between two doubles



#include <iostream>

using std::cin;
using std::cout;
Forum: C++ Nov 22nd, 2008
Replies: 5
Views: 1,247
Posted By Alex Edwards
Hmm, try changing char to unsigned (if it exists @_@ )

-Alex

Edit: I am really tired #_#

I didn't realize I made the array back-asswards XD

XP
Forum: C++ Nov 22nd, 2008
Replies: 5
Views: 1,247
Posted By Alex Edwards
You can use the bool array as a "bit-position" array for the representation of a char.



#include <iostream>

using std::cout;
using std::cin;
using std::endl;
Forum: C++ Nov 22nd, 2008
Replies: 4
Views: 500
Posted By Alex Edwards
From what I understand, as long as a file has C++ syntax in it, it can be used as part of a C++ project ( if its a resource file its a different story I suppose, since I haven't really messed around...
Forum: C++ Nov 21st, 2008
Replies: 9
Views: 552
Posted By Alex Edwards
Ah... I think I'm understanding...

So basically, for an octet byte (8 bits) the table would look something like this...


constant integral types:

(using this list as an example)

-char ...
Forum: C++ Nov 21st, 2008
Replies: 9
Views: 552
Posted By Alex Edwards
I'd like to know how the types are defined based on the platform.

I have heard that in C++ a char is always 1 byte and an integer is always 4 bytes on any machine, despite how many bits are...
Forum: C++ Nov 21st, 2008
Replies: 9
Views: 552
Posted By Alex Edwards
In C++, where are the header files that define the standard primitives and bitfields?

I would like to confirm something, if it is possible.

-Alex
Forum: C++ Nov 20th, 2008
Replies: 2
Views: 313
Posted By Alex Edwards
That means you are literally treating something that isn't an lValue as an lValue.

For example if a method doesn't return a reference to something, its possible that attempting to treat the method...
Forum: C++ Nov 20th, 2008
Replies: 14
Solved: Crash Windows
Views: 1,197
Posted By Alex Edwards
Rep-worthy! XD

It's too bad I can't give you any more rep today @_@

-Alex
Forum: C++ Nov 20th, 2008
Replies: 14
Solved: Crash Windows
Views: 1,197
Posted By Alex Edwards
I don't know why... but I found the first post amusing XD

But I'm laughing with you Beast! I promise! O_O

-Alex
Forum: C++ Nov 20th, 2008
Replies: 3
Views: 323
Posted By Alex Edwards
If you have a finite number of values and they aren't going to change, you can get away with using a standard array instead of a vector.

This is only if you have a static amount of values and...
Forum: C++ Nov 20th, 2008
Replies: 3
Views: 306
Posted By Alex Edwards
The error codes are usually self explanatory, though with Dev-Cpp that can be a different story since the IDE is currently 'dead' (it works, but it is old and I believe it only deals with gcc and old...
Forum: C++ Nov 20th, 2008
Replies: 3
Views: 477
Posted By Alex Edwards
void delNeg(node * L)
{
node *cur = L; // cur points to accepted pointer
node *prev = NULL; // prev points to NULL

while(cur != NULL) // while cur doesn't point to NULL
{...
Forum: C++ Nov 18th, 2008
Replies: 6
Solved: Strings in C++
Views: 605
Posted By Alex Edwards
Use stringstream if you want to append values to a string buffer on one line then extract the string later.




#include <iostream>
#include <sstream>
#include <string>

using...
Forum: C++ Nov 18th, 2008
Replies: 4
Views: 386
Posted By Alex Edwards
I tried this (using MS Visual C++ 2005/2008) and it managed to work--


#include <iostream>

using std::cout;
using std::cin;
using std::endl;
using std::flush;
Forum: C++ Nov 17th, 2008
Replies: 3
Views: 392
Posted By Alex Edwards
If possible, please post the solution.
Forum: C++ Nov 17th, 2008
Replies: 4
Views: 1,038
Posted By Alex Edwards
Forum: C++ Nov 17th, 2008
Replies: 7
Views: 1,567
Posted By Alex Edwards
Static isn't defined strictly for classes. Static implies that something is resolved at compile-time (or in Java, something is used for the first time (Static Fields)). If this is hard to believe,...
Forum: C++ Nov 17th, 2008
Replies: 3
Views: 776
Posted By Alex Edwards
Post the code please. I can see a few ways around this but it might be better to have a sense of the intent of the program before making a suggestion.
Forum: C++ Nov 17th, 2008
Replies: 10
Views: 6,267
Posted By Alex Edwards
The problem may be that the compiler sees a possibility of your .cpp file attempt to define something that doesn't exist, since your header file is conditionally defined.

You can make it, such...
Forum: C++ Nov 17th, 2008
Replies: 4
Views: 339
Posted By Alex Edwards
Assumed solution--


#define Class class

class Link;
class Room;

Class Space
{
Forum: C++ Nov 17th, 2008
Replies: 6
Views: 1,301
Posted By Alex Edwards
My apologies.

Apparently I missed the portion of your first statement "I cannot use anything else, rules are rules." Please forget my previous comment.
Forum: C++ Nov 16th, 2008
Replies: 6
Views: 1,301
Posted By Alex Edwards
You may want to consider this process--

-Pull in lines from target read file and store them in a stack<string>
-pop strings from stack and write them to file

That's if the strings need to be...
Forum: C++ Nov 16th, 2008
Replies: 7
Views: 1,567
Posted By Alex Edwards
Not quite.

You can have behavior functions via the 2nd and 3rd levels of polymorphism also.

The 3 (or maybe '4') levels of Polymorphism that I know of are-

1.) Virtual
2.) Static
3.)...
Forum: C++ Nov 16th, 2008
Replies: 3
Views: 528
Posted By Alex Edwards
You could also make a Menu class to encapsulate the banking operation. However, it might be better to specialize your Menu and give it a name (and make an 'abstract' base class Menu for general...
Forum: C++ Nov 12th, 2008
Replies: 2
Views: 600
Posted By Alex Edwards
It might help if you explain what your Graph-class is supposed to do.

By the way, what is your constructor definition supposed to do?

You assign numV to be 0 then you de-reference an...
Forum: C++ Nov 11th, 2008
Replies: 2
Code Snippet: String Tokenizer
Views: 3,324
Posted By Alex Edwards
I was being overly cautious and explicit with the possible parameters for what a user enters, but since string constructors aren't marked explicit, it is possible that a const string object will be...
Showing results 1 to 40 of 504

 


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