Software Development Forum

Hi, I am currently using a C++ library (live555) to which I have added my own subclass, and this work is my first experience with C++. I need to get access to a pointer that is a private pointer in the parent class. Because I am using an exisiting library …

hey guys, how are you all. i am having a little problems in linking my files. i am using gcc compiler. the command line that i use is g++ -c player.cpp to create the first object file player.h [CODE=c++]class Player_Type { private: int id; string fname; string lname; string team; …

I want to declare my linked list as external in my header file..so that my head and current pointers are globals..i have done something like this but i dont know where the problem is..i want the values of head and current to be initialized and used by all the other …

Hello, I'm having an issue with a line of code that really doesn't seem that it should be giving me an error. Before posting, I've googled this error and looked at related links with no help whatsoever. Most of the "solutions" were for correctly-placed brackets or different names (since some …

Hello I have older c functions which I want invoke in new cpp program: [code=cpp] // Example of old c function void c_function(int** x, int r, int c) { int i, j; for (i = 0; i < r; i++) { for (j=0; j<c;i++) printf("%i ", *(*(x+i)+j)); printf("\n"); } } …

I am writing a launcher program for some software. How can I get the value from HKEY_LOCAL_MACHINE\SOFTWARE\Argonaut Software\Croc2\1.00\InstallPath and store it as a string? Thanks in advance.

I have some problem with putting object in vector her's the code [code=cplusplus] #include <iostream> #include <vector> using namespace std; class Pair { public: Pair(int a, int b) {x=a; y=b;}; int get_x() {return x;}; int get_y() {return y;}; private: int x; int y;}; int main() {vector<Pair> set(); Pair* a1 = …

i try to make fibonacci pattern but i confused. there are anyone give me a hand for this example?please.... thanks in advance..

what a component i have to add so that i can use chart?

Hi, I'm new here and need help with if problems. [code] int main(int argc, char *argv[]) { list<char> charList; vector<vectordata> myvector; if (argc != 4) { printf("Syntax : euro file\n"); return 0; } cout << argv[1]; if ( argv[1] == "e" ) { loadList2(charList, argv[2]); //printList(charList); loadList(myvector); encode(charList, myvector); printvectordata(vectorresult, …

GIVE ME YOUR CODE Not really. Anyways, I'm looking to create a program that simulates dialog. Why? For my own personal amusement of course. *pets evil cat* I've been jumping around languages until I find one that works. All I've learned is that I suck at every one of them. …

I program board and card games in VB6 Prof on WinXP system. I am also a linguist familiar with several European languages, including Russian all of which I can use in Office 2000. Most languages in Roman(Western) script have accents and I use Character Map to produce what I need …

Can some one help me??? I'm doing a basic Java course and need help with this code I'm trying to get this line to work but keep coming back with a "'.class' expected" I have tried different combinations but nothing is working for me. public void paintComponent (Graphics page) { …

Can someone please tell me what I am doing wrong with this loop. I want to end the loop when either one of the tanks armour reaches zero. Also if I wanted to add more tanks how can I have the loop end? Thanks import random class Tank (object): def …

hi to all im new at vb6 and ive made a few basic programs using tutorials etc to get me started. i wanted to make a smiley tool for msn and yahoo for myself. doesnt sound like anything brillant i know but as i said im still learning and i …

Please help, I can't get more than 5 decimal places in my answers and I don't know how to tweak the code to allow for this. Any help would be greatly appreciated. DB #include <iostream> using namespace std; int main() { system("title You can Convert Miles to Kilometers or Convert …

how can i check if my text file is empty??? i have tried something using eof but it doesnt seem to work or am just using it wrongly [code] if(infile.eof())//check if it is empty /*also tried this*/ if(infile.eof()==0) [/code]

This is what I have, but I need to make a for loop instead of the initialize steep. PLEASE HELP [code] int main () { int numb[10];//1,2,4,8,16,32,64,128,256,512 int numb2[10]; int counter, counter2; /* numb[0]=1,numb[1]=2,numb[2]=4,numb[3]=8,numb[4]=16,numb[5]=32; numb[6]=64,numb[7]=128,numb[8]=256,numb[9]=512; numb2[0]=0,numb2[1]=1,numb2[2]=5,numb2[3]=3,numb2[4]=10,numb2[5]=5; numb2[6]=15,numb2[7]=7,numb2[8]=20,numb2[9]=9; */ for (int z=0; z<10; z++) cout<<numb[z]<<" "; cout<<endl<<endl; for (int x=0; x<10; …

Hey I know this is really simple, I'm studying my first course of C++. In my prac for the week it asks: "A TrainCar is a base class representing carriages for a train. It defines no attributes but has a public function called shape which accepts no arguments and returns …

i`m trying to make a program to calculate the product of this serie: 1/2 *1/3 *5/2 *5/6 *8/10 *16/13 *23/24..... the following program gets compiled without errors but when i execute it pops up a window: prog.exe has encountered a problem..etc... can anyone help me with this problem [code=cplusplus] #include<stdio.h> …

Hi am in prob. 4 me its now or never to pass. get a program to do. Convert binary to decimal octal to decimal binary to hexadecimal some1 can help me. i need some PRO so if interest post ur mail id and i'll mail u my paper if some1 …

excuse me, i want to know about the subform in vb.net what is best control to make subform in vb.net. in vb6 i used flexgrid control to make subform,but in vb.net i really find it hard to make subform in vb.net. thanks

I'm confused about the use of the dereference operator in the declaring of char arrays. I think I understand that the dereference operator is used to dereference memory addresses to their values, and also in an unrelated function in the declaration of pointers; and that arrays are like special pointers …

I know I can do " sed 's/old/new/g' filename to make the change to standard output.... however, is there a way that it would save the change to the file instead of just showing to the screen? Another question on ed, i know i can search by using /target/ , …

Hi again, I want to print whatever that is written in rtf. Please Help me Thank you very much :)

I have created a bat file to launch 3 browser windows with different URL's, to be run at system start up... [CODE] start iexplore http://www.domain.com/dyna.php?domain=ufbsound&tld=co.nr&pass=abcd&dir=ufbsound start iexplore http://www.domain.com/dyna.php?domain=ufblive&tld=co.nr&pass=abcd&dir=ufblive start iexplore http://www.domain.com/dyna.php?domain=ufbftp&tld=co.nr&pass=abcd&dir=ufbftp [/CODE] The URL's contain several "&" so the script opens the browser windows with the URL's up to the …

Hi I have been working on a blackjack program and i have hit a brick wall as one of my Global assignments isn't working for some reason [code] import random class Cards(object): def __init__(self): global cards global player global comp global comp_tot global playert cards = {2:4,3:4,4:4,5:4,6:4,7:4,8:4,9:4,10:16,'ace':4} player = [] …

Hi again. I'm trying to recreate the digital timer in Minesweeper: Top right ----- [url]http://www.uberreview.com/wp-content/uploads/506x363-minesweeper.jpg[/url] 000 -> 002 -> ... -> 009 -> 010 -> etc... I couldn't think of an easier way to do it except to create an Icon for each number and match it to it's corresponding …

Hey I'm just trying to develp some code for some coursework i've got to do. I am wondering is it easier for me to write the code for what I want to do and then integrate the PyQt GUI after I've written the code, or is it best practice to …

Can anyone help me with a python script I'm writing to change a password in a batch file. I need to replace the old password with the new one. I can do this by getting the old password from the user by raw.input, but I'd really like to just replace …

I want to split data in a string. The string will consist of several data. Before every element the length ofthe element will come. I want to exract data one by one. e.g. char * abc = "[length ]acsfdnhsjg[len]gvsdgdvheg[len]efgwetrge"; can someone help me!!!!!!!

Ok, so far i have 2 strings inputed from keyboars into stringA and stringB, defined as db now i need to count how many times is string B appearing in A and output that number. Max lenght of strings is 29. I think it should be done in 2 loop, …

Like the title sez, does anyone know a good way to take an Image and convert it into a BufferedImage???

Hi , this pr. works with clases but someway it just throws me a error: [code] switch (atoi(i))//yes its an int 1,2,3,... etc... { case 1: R S(r, h);//create new class R object named S,to constructor we give two parameters F * f1 = &S; //yess pointers polymorph.... cout << …

Basically this Menu works however, when I enter in a string the default does catch it but then the Menu repeats the error so in essence isnt full proof. Would the way around this be to check the 1st entry by the user to see if its an integer, if …

I am working on the odd number magic square problems. I start the first number in the last row and center column. It worked on the 3x3 square, but not on any other odd numbers. Can anybody check my code? [code] def magic(n): if n > 2 and n % …

I will briefly explain my problem: I have a while-loop and inside I call some methods. Inside one of the methods I have this error: java.lang.[B]NoClassDefFoundError[/B], which is been caught and the while continues. The problem is that a few seconds later as the while keeps running the same method …

Hi guys ! This has been killing me for 8 hours Things work well I'm compiling this way : [QUOTE] g++ -Wall -o prog prog.cpp -L/usr/local/sesam/lib -Wl,-rpath /usr/local/sesam/lib -Wl,-rpath,/usr/sesam/lib -ldl -lc[/QUOTE] But when I add a link to /usr/local/sesam/lib/libssv.so that i need [QUOTE]g++ -Wall -o prog prog.cpp -L/usr/local/sesam/lib -lssv -Wl,-rpath …

Hi There, I'm learning C++. One of the questions requires a function to do a calculation below. I have no clue how to do this. Can anybody help? [QUOTE]WeTryToHelp gives bursaries to help students with buying their textbooks. The amount of money depends on how many modules the student passed …

Hi, I have a requirement that i have two files, one is input file and another is log file(both will contain the same data mostly). I need to compare these two files and if any difference found then those lines should be write to another file(3rd file). I done googling, …

Typically the code that I have seen uses phrases such as i++ as opposed to ++i. Recently, in a recently purchased book, I have seen the former implemented. As I understand i++ means that the addition takes place after the line is executed and thus with the initial value of …

Hi all, i want to make indent in rtf using track bar. So when i scroll track bar my paragraph can shift follows the trackbar position. Would u like to help me please... Thank u very much

How to use progress bar to display a picture. I mean after progress bar is completed it will showing a picture. Please Help i just newbie :)

Hey guys, recently i started with socket programming in python and still doing it. And i decided to do a project, its a text based GUI with different options that are related to Networks, but ive had trouble with it looping back to the menu which the input is represented …

I am currently taking shell scripting online, my professor has emphasized again and again not to use csh. I haven't learn in depth the difference between csh and sh yet. Can anyone explain abit what is the major difference? a little example please if possible.. thanks

i basically have a long array i want to copy to another array object. does this copy by refrence? i know java doesnt do refrences but i read somewhere it would pass by refrence. [code='java'] char[][][] data=new char[numFiles][][],data1=new char[numFiles][][]; for (int i = 0; i < numFiles; i++) { data[i]=split(files[i]); …

Dear all, I have this code and this data...but i want to sort the sum1 in descending order..but my problem is..i want to sort many array....like this.. after sort 3: ............. 46 1: .............. 25 2:..................20 how to sort in descending order together with the row? 1: 5 6 7 …

Hi, i am currently trying to learn how to program in python and i have been doing ok until now! I am confused about classes objects and methods, i understand most of how they work. In a question task I am asked to create some code for a die (singular …

I am attempting to read in a comma delimited file and only take in the first three values. At the moment the code I have obviously does not work. The text file is laid out like this: [code]1249968.646,16761001.880,1206.990,1,2,104,3,218210.549527[/code] At the moment this is what my read in code looks like: …

Teacher gave a question today to find Base is 2 and power is 3. so that Answer should be 8. so to find that she told us to use Recursion and do it. i done it in the normal way. but when i do it in the Recursion way. one …