Software Development Forum

/*how to swap two variables without using third variable in c*/ /*program to plot sign of angles from 0degree to 180 degree with increment of 10 degree*/

[COLOR=black][COLOR=black][B]hey im lost, so was wondering if anyone would help me. Im doing a program for a DVD rental system. When it comes to searching the rentals by ID, I cant seem to make it show all the DVD's that the customer has rented not only one. I dont know …

hi, I am using the header file cnaiapi.h. The c files which include it do not compile because await_contact_mutex, cname_mutex, and appname_mutex are undefined. These are defined in the header file as extern HANDLEs. Any ideas? Thanks[COLOR=#808080] [/COLOR]

Hi, I have visual studio 2005 C++ Express Edition Installed. The instructions I have to create a library file are as follows: 1. Create a project 2. Add Header Files to the project 3. Change the Configuration Type on the Properties Menu to Static Library (lib) 4. Still in the …

So here's the question that I've been thinking over for a few hours: MIPS to C. Assume $s3 = i, $s4 = j, $s5 = @A. Below is the MIPS code: Loop: addi $s4,$s4,1 # j = j + 1? add $t1,$s3,$s3 # $t1 = 2 * i add $t1,$t1,$t1 …

Hi this is my first paste... [URL="http://paste.plone.org/12700"]http://paste.plone.org/12700 [/URL][Contains my input.xml and transform.xslt and output file it generated. [URL]http://paste.plone.org/12706[/URL] .. this contains my new input.xml file.. And in here, all the Activitiy's tag attributes are being rewritten as children. And here is the xslt which i tried to write and failed... …

Which game do I buy for my kids? We are looking for a nice and safer game! <url snipped>

[CODE] //The ATM Mahcine #include <iostream> using namespace std; int main (const int) { int cash; int bank; int choice2; int choice3; char choice1; cout << "please enter amoount of $ in bank: "; cin >> bank; cout << "please enter amount of $ in cash(hand/wallet): "; cin >> cash; …

Can any1 just give a quick explination to each of these and what they do thanks. [code=vb] Private Sub cmdAverage_Click() picBox.Cls picBox.Print "Name", "Ass1", "Ass2", "Ass3", "Total", "Average" picBox.Print "__________________________________________________________________________" For a = 1 To c Average(a) = calAverage(ass1(a), ass2(a), ass3(a)) picBox.Print names(a), ass1(a), ass2(a), ass3(a), total(a), Average(a) Next a …

hi.. pls anybody can tell me what is CHECKED AND UNCHECKED EXCEPTION means.. i dont understand this.. pls help me..

I'm getting these down to the tee as I'm into C# and Java right now as they are very similar. My question is what are the key and not so obvious differences between a class and a namespace? The question has been with me for a few days, and I …

I done my logincontrol project in c# using asp.net2.0. it is accepting spaces in username textbox which i don't want.It should not accept any spaces before entering text.please give solution.

hi, i m trying to do my library project in C#,i am new to this language i dont know how to write login code in c#,can sombody help me

so i'm learning MIPS right now and i think i get the hang of things, mind you it's all relatively easy (so i've been told), but i can't seem to get around this one problem. i was given a C++ fragment and need to convert (translate) it directly to MIPS. …

I have an employee class see atthachement whic compiles fine and i have written some code called EmployeeAdd which uses the Employee Class which was deifining an Employee. However my problem is when i am trying to import the Employee in to EmployeeAdd the error message i am getting is …

[code=c] #include <iostream> #include <string> #include <cmath> #include <iomanip> using namespace std; double power(double b, double p); void main(void){ int base = 0, power = 0, result = 0; cout << "Programmed by ." << endl << endl; cin >> base; cout << " ^ "; cin >> power; result …

Hai guys My name Eddy, I'm HND Software Engineering at TATI, Malaysia, this is my 1st year of study, i need help ! somene can change below source code to templete by using C++ source code please help ... this is the source code: ----------------------------------------------------------------------------------- [code=cplusplus] #include<iostream> using namespace std; …

Hi folks, from a newly created executable I am getting an "unhandled win32 exception" each time I run it. I don't even know how to begin to evaluate this error. Pls help. Debugger error dialog: Unhandled exception at 0x7831c5c2 in ATV.exe: 0xC0000005: Access violation reading location 0x00000000. Thanks in advance

hi i want to break the following string.. {ok,[{operators,'sri','mob',45,45,45,45},{operators,'sri','dia',45,45,45,45}]} by using [COLOR=red]{operators, [/COLOR][COLOR=black]this point.. i used the StringTokenizer class to do this by giving the [/COLOR][COLOR=red]{operators, [/COLOR][COLOR=black]as Delimiter. But when it runs it gives completely different result than I expected that is it was matched any character that the delimiter …

Hello, I am learning the ropes here. I have a non-code question, strictly conceptual. How (generally speaking) do I design my project in Visual Studio C++ to acheive the flow in the block diagram, and specifically how do I access Var A and Var B from Main.cpp if they are …

Hello, I'm getting started with C++ and have some questions about the variable types: 1)The size of a variable type, is it defined by the compiler or computer or both? and why it differ from one to another? 2)Isn't [I][B]short int[/B][/I] supposed to hold smaller data than [I][B]int[/B][/I] can hold …

Hi all, I Just have to retrieve the data from the oracle database n just write the retrieved data to text file.Please Can anybody send me the code? Its very urgent. [IMG]http://forums.devx.com/images/smilies/frown.gif[/IMG] Thanks in advance.

Hello, I am very new to python (a few days) and am wondering how i should go about generating random gridpoints and comparing them to ones inputted by the user. I am completely lost on how i can get the input of the x and y coordinates from the user …

[code=java] class Rev { char a[]; char i=3; void str() { for(i='A';i<'D';i++) { a[i]='i'; } } void show() { for(int i='A';i<'D';i++) { System.out.print(a[i]); } } Void reversStr() { for(i='A';i<'D';i++) { System.out.print(a[i]); } } } class Revers { public static void main(String[] args) { Rev a1=new Rev(); a1.str(); a1.show(); a1.reversStr(); } …

I'm still new to python and need some help writing a program. I need to write one that runs a *.exe and then checks some timings in it. There are 3 numbers ranging from 0<1000 that are hidden in the *.exe(app.exe). If the script runs the app.exe and then runs …

I'm new to Python and this was written and posted by someone else on another site as a tutorial for a word unscrambler. I thought it was well written and liked the explanations but I tried to use it but keep getting an error message: line 27, in <module> letters …

I need to calcualte the scalar product given two lists of numbers... [code]v1=input("Insert the first vector: ") v2=input("Insert the second vector: ") for i in range(len(v1)): v3=v1[i]*v2[i] print v3 [/code] this code will multiplie all the numbers in list v1 and the numbers in list v2 but the result doesn't …

Is there a standard way to make constants defined using the [inlinecode]use constant[/inlinecode] pragma available to all of the packages that are use'd from an executed file? Or even better, to make the constants defined in a package available to other packages that use that package? It seems like anything …

I have some code that generates numbers, and I wish to add them to some kind of list, I did research and an array seems to be close to what I want, but I can't find how to add a generated variable to it. Or is there some other kind …

Well, is there a book I can get that teaches me all about How to create a game engine? Like how to create a game engine and stuff?

Exceptions -------------------------------------------------------------------------------- I am working on a class project as layed out by the instructor. This is in conjunction with Chapter 13 (Exceptions) from the book How To Program in C++ by Deitle 4/e. I am at a total loss on this subject. I thought that catching problems was up …

I was going through the questions in my study guide for computer science, and I noticed a few blocks of code that contained syntax that I had never used before. My first question is on the ^ operator. What exactly does this do? My second questions is on the use …

So I'm looking into colleges and I see that ITT Tech has a Software Engineering program, and I'm just curious if you guys think this degree is worth the $70,000 or if it's not even worth the paper it's printed on. I want to program video games, websites or software …

hi, anybody can teach me how to code user interface in swings using ftp protocol? awaiting for ur reply java buddy

Firstly,I used an option [B]javac -deprecated[/B] javafilename.java and compiled.secondly i have run the program using [B]java[/B] filename but cannot view any result. can anybody help in this regard,ur help much appreciated Thanks, Shrini.

Hello! I was reading a lot about all kinds of programs here for COMport but i need samothing less complicated so i lost interest in rreading kilometer post thet are more advanced form my level. Thnig is that i just need to output 0 or 1, i don't need any …

First of all, let me exaplain that I only really know python. I thought I would give c++ a try and since then (about two days ago), I have read a few tutorials and have made a guess number game. I thought I would be able to rewrite one of …

I need help developing a program that acts as a command line parser. Essentially, my program needs to ask the user to input a command line: eg - A+B=C. It will then output the following: A + B = C. Although this seems basic, my program needs to recognize different …

May I impose on you guys again? I'm trying to learn how to write to disk into a file. I think I got that down, however I would like to be able to display to screen the same text is being written to file. What's a way of doing that?. …

this is a program on pay roll.. [code] #include <stdio.h> #include <stdlib.h> #include <conio.h> #include <ctype.h> #define MAX 5 //#define DATAFILE "c211" typedef struct { char ID[6]; char firstname[10] char civilstatus; int dependents; float netpay; float grosspay; float taxwithheld; float sss; } employee; /*---------------------------------*/ char Menu(char choice){ do{ printf("\n<< CS …

Hi guys just wondering can any1 help i have a project for collage and vb6 is really not my thing yet Its my firdt year in collage and im doing computer maintenance and repairs Vb6 is apart of it and to me it doesn't make any sence to me can …

I just don't know what to do to end the damn loops!?! [code] #!/usr/bin/perl -w use strict; print "Welcome to Techno-Bank 3000.\n"; print "Enter command => "; my $input = <STDIN>; chomp $input; my ($command, $user, $amount) = split / /, $input; my %accounts = ( $user => $amount ); …

hello :-) I'm Sean and currently a 3rd year BS Business Admin. Major in Management Information Technology student... due to my limited programming skill... i know this would be a simple programming problem to you guys out there so i would like to get inputs on how am I to …

Hi Guys, I have written the below code but still need to remove the null terminator at the end of each string but don't know how. I've try strtcpy , srtcncpy but doesn't work. Any ideas would be highly appreaciated. thanks. [code=c] while (!feof(fp)) { fgets(line,LINE_BUF,fp); count++; strcat(string1,line); printf( " …

Well, I guess I'm just here out of curiosity. I would like to know how one would go about outputting an image file. I thought that maybe you could declare an [inlinecode]ifstream[/inlinecode], and try to read it in, but I don't know how I'd go about that either... Any ideas? …

NVM. I finally got it after hours of reading lol.

Relevant header definitions are as: [code] class XMLChain { private: Segment root; std::vector<XMLOpen*> chain; Segment * immediate; std::vector<XMLOpen> openers; [/code] The function in question is: [code] void XMLChain::open(std::string tag) { Segment * last_immediate = immediate; openers.push_back( XMLOpen ( tag ) ); XMLOpen * cast_immediate = &(openers.back()); (*last_immediate).setNext( cast_immediate ); immediate …

Hi! Even when I use windows versions of C++ compilers (Visual studio or Borland) when I compile my program it opens up in a DOS window. Is VB the only way the program will open up in a windows like window? Thanks, Ami

Hey folks, I thought that recently I transitioned form NOOB to novice until I had this question. Oh, well. Why can't I create an executable in Visual Studio 2005? I have my Win32 project code debugged and it builds a library object file, not .exe. I am in release mode …

Hi! The gems programming Series Can I just start off with Gems programming 9 or do I have to start off with 1 and work my way up?