Beginners - C++ Forum - August 2009 (Page 3)

hi guys, Can anybody give me ideas on how i can improve my c,c++ programming skills.

[3 replies] Last: You can get better by just reading the forums... I'm a pretty big ... (by brokenbot)

In order to create temporary levels of scope my C++ book told me that it is valid to do this: { short x = 5; } { short x = 2; } though, I...

[6 replies] Last: @brokenbot. Why are you talking about functions. The OP was asking a... (by Return 0)

by bcollignon

HDF5-LITE

For those who are familiar with IO programming, could you please tell me what is wrong with my code (I am in fact unable to write the dataset in the *.h5 file)....

[no replies]

by madhu9124

c,c++

hi guys, Can anybody give me ideas on how i can improve my c,c++ programming skills.

[4 replies] Last: Read lots of code. Write lots of code. (by helios)

by kazein

Convert int to str bug.

I'm trying to write an incrementing number into a tab deliminated text file. I googled some methods and compiled until there were no errors. It works nearly per...

[2 replies] Last: You're right, that is much easier. I'm not familiar with "<<" yet. ... (by kazein)

by Ken J

Can't get 'Hello World' to compile

Hi, I am a COMPLETE newby at programming but am trying hard to get as far as I can on my own. I have installed Cygwin, with the gcc compiler package, and it all...

[5 replies] Last: If you want to continue using GCC you need to add -lstdc++ when you co... (by chrisname)

by oamsath

Colouring the Console ?

Hello. I've searched for an answer but couldn't find one. How can I force my program in console to display the folowing in colors of my choice: 1) output...

[5 replies] Last: You can use the curses library or, if on Windows, SetConsoleTextAttrib... (by Bazzy)

by oamsath

String Printing as float number :D

Hello.. please refer to this for more info .. http://www.cplusplus.com/forum/beginner/12300/ I'm in front of a problem that I'm supposed to print the resu...

[3 replies] Last: Just to add: cout << someting; and stringstream ss; ss << so... (by Bazzy)

by IamScaredOfTrees

error: cannot convert 'double' to 'double*'

The error is: error: cannot convert 'double' to 'double*' for argument '2' to 'void selection_sort(int, double*)' Any help would be appreciated. The pro...

[4 replies] Last: I figured that out but thanks. New problems now! :) (by IamScaredOfTrees)

by MrBr

Initialize struct as a pointer

Hello everybody, I have a little trouble initializing a struct which is declared as a pointer while this #include <iostream> struct teststruct { ...

[15 replies] Last: Yes. It's syntactic sugar. Just like v ==*(v+i) (by helios)

by prodiga

errors get thrown when i close the cmd

i realize that i have coded more than i should for such a simple thing...but it was to just make sure i understood everything. what it does is add 2 vectors tog...

[8 replies] Last: well i went ahead and re-applied what i had learnt here to create some... (by prodiga)

by Nelo87

Executable File in Visual Studio

I just started my Data Structures class and our professor asked that everybody should start using Visual Studio instead of Dev C++. I'm trying to compile some ...

[2 replies] Last: You can right-click the solution or project name in Project Explorer a... (by webJose)

by prodiga

walk me through this please?

hey guys, i need a little bit of help in classes (section 1). // example on constructors and destructors #include <iostream> using namespace std; class C...

[8 replies] Last: I think you wanted to do this: CRectangle *a,*b; a = new RCecta... (by Gregor)

by dpedroia15

Simple Code - Stumped on an Error

Hey all. I'm new to C++ and this code I'm working on is my first "project" if you will. It's not complex at all, but I can't figure out where I'm going wrong. E...

[4 replies] Last: your code should be like this. note : you should not redeclare the var... (by blitzmon)

by rollingdice

storing a 2d array with one string & sorting it

sorting a possible 2day array - im trying to sort an array that recieves the user's input for each element. If the input has a "," (comma) in it then i think i...

[2 replies] Last: Don't use cin for string objects. Use getline(cin, str) (by mcleano)

by Alan

Inline array declaration URGENT@@@

I want to know what the syntax is for inline array definitions (like arrays created when calling a function): void foo(int*){}; /* ... */ foo(new int {...

[2 replies] Last: that was what I first thought but it gives an error /* * In fu... (by Alan)

by trasgu

Opening File Failure

Hi: I'm using wxDevC++ and Vista. I'm having a problem with file opening. I have a file called testFile.txt in the same directory as the following simp...

[5 replies] Last: Update: Writing the file's full path allows the program to open the fi... (by trasgu)

by wtf

Why doesn't remove() function work with files that I have had open in fstreams?

I always end up getting: Error deleting file: Permission denied What does this mean? I've tried closing the fstream, clearing the flags of the fstream. Wh...

[1 reply] : Never mind again! I had had a second fstream to test if it had been o... (by wtf)

by paoloricardo

Stream I/O query

I'm trying to read an array of character strings (theList) to a text file and then read it back into another array of character strings (inList). I need inList ...

[6 replies] Last: Sorry, typo - my code has theFile.getline(inList , 20); (by paoloricardo)

by goldham

Fahrenheit to Centigrade Formula Returning Zero

Hi all, I've got a problem with a formula that I am trying to use to convert from F to C. Seems that 5 / 9 always returns a zero. Any suggestions?? Here is the ...

[2 replies] Last: Awesome! Thanks!! (by goldham)

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Beginners - August 2009 (Page 3)