Software Development Forum

Hi i am trying to understand manipulators. Can someone explain what is happening here [code=C++] for (int i = 0; i < n; i++) { cout << setiosflags(ios::left) << setw(15) << item[i] << setw(8) << setprecision(0) << code[i] << setiosflags(ios::right) << setw(8) << setprecision(2) << setiosflags(ios::fixed | ios::showpoint) << cost[i] …

Hi, I have given only some part of the code related to my problem. I have problem while compliation. I have the problem in the constructor of the class RMstore. i Get the following compilation error rmremote_server.cpp: In function `int main()': rmremote_server.cpp:196: error: no matching function for call to `RMStore::RMStore(std::string)' …

Hi everybody!! I would like to save a text file in Shift-Jis format but by default the file is always save in UTF-8. I'm using fopen, fput and fclose to create and work with that file, but I don't think that there is any parameter for those functions which can …

What I want to do is make a grading system. There is a vector for schools and classes and students, all of these which have their own class, derived from a class called system. [CODE]class System{ School * p; //School Pointer vector<School>sSort; public: //Splash Screen Function void Splash(); }; /*-School …

How do I display multiple questions per day? Also, I am using Visual Studio 2005 and am using a database to retrieve the data. This is the sample code: [code] private string GetCurrentQuestion() { string str = ""; DataAccess da = new DataAccess(); DataSet ds = new DataSet(); da.Connect(); ds …

Umm, I'm a newbie in VB6, so I am currently facing the procedure being too large during the run of the program. For example: If txt6 > 0 Then lblItem6 = "W6~ Jane Doe" lblItemprice6 = "9.00" lblItemquantity6 = txt6 lblTotal6 = TotW6Price ElseIf txt7 > 0 Then lblItem6 = …

and i try use module random... >>> print random.randint(0,10) Traceback (most recent call last): File "<stdin>", line 1, in <module> NameError: name 'random' is not defined that's my version... Python 2.5.2 (r252:60911, Aug 1 2008, 00:37:21) [GCC 4.3.1 20080507 (prerelease) [gcc-4_3-branch revision 135036]] on linux2 Type "help", "copyright", "credits" or …

I'm learning c++ at the moment, and i just learnt about classes, so i decided to make a text game with a badguy and player class, and i was wondering how to refer to other classes variables(like this.health) from other classes. and wether you have to create an instance of …

Hi Everyone, Has anyone accessed USB ports from VB5. I support a major realtime program which controls equipment. Currently the equipment is connected to PC via serial ports. My customer is developing new hardware and has decided to connect it via USB port. So two questions 1) has anyone controlled …

Does anyone have any code or links that shows how to interact with Web Pages with VB6? I'm trying to find button/image files (.gif, .jpeg) within the HTML and have VB send a command to press that button with code. I read a lot about Web Browser Control, but can't …

i have also similar problem with getline : [CODE]int Books::InsertBook() { string authorName; cout << "id_code :" << endl; cin >> bookrec.id_code; cout << "info_title :" << endl; cin >> bookrec.info_title; cout << "author :" << endl; getline(cin,authorName); int authorID = train_Author::s_add_author(authorName); if(authorID==0) { cout<< "Operation cancelled!" << endl; return …

Created a program random words with a list. When I run the program it will output duplicated items. How do I prevent that. Is there a special command to prevent that? [code=python]import random # random choice from a list for i in range(6): print random.choice (["abacus", "biology", "chemistry", "dog", elf", …

have to creat a geosolid class that has 3 sub class i choose sphere cylinder and cone, i got the first two to work but my cone class works except when it calculates the volume it keep getting 0 no matter what number is use for the hieght and radius …

Thanks in advance for reading this, and commenting. The example below is from p.144 in the latest Lama book edition (O'Reilly 2008), and I can't get it to behave as the book states. It states that the diamond (<>) operator will take user input (which should be a file name), …

hello, I just wanted your input on this program(can it be more efficent?...and so on ). It's a simple program. It reads 5 integers and checks if its an palindrom or not. As you can see I am a beginner. here is my code: [code] #include<iostream> //#include<string> //#include<ctime> //#include<cstdlib> //#include< …

With this code I am setting a backgroundimage to a button. [code] mybutton1->BackgroundImage = Image::FromFile("D:\\pic1.JPG"); [/code] What I need to do is to also be able to remove this image from the button as it was before I did put the image to the button so the button doesn´t have …

I've just wrote this program and when i compile, the gets() function is skip before i can enter the string. i have try cin.getline but the same problem occurs. Can anybody tells me what's the problem and to solve it? [code] #include<iostream> #include<cctype> using namespace std; int main () { …

when someone include <iostream> how does the compiler know which library to load?

I am trying to write a function that reads numbers out of a string of comma separated values. The first function is: [code=cplusplus] unsigned get_frame(unsigned &index, char input[]) { const comma=','; char *letter; char *accum=""; unsigned out; while (input[index]!=comma) { *letter=input[index]; strcat(accum,letter); index++; }; out=atoi(accum); index++; return(out); }; [/code] This …

I need to automatically and dynamically generate an organization tree. The Data comes from an Oracle Database, where the hierarchy is well defined. But I can't seem to find any good way of generating the Tree Structure. Using a tree-view won't work as there are some designations having 2 or …

Hi..my aim is to serialize/deserialize my "SoapPair" class , that contains Axis MessageContext obj (SoapPair receives this from its constructor), not serializable object(when trying to normally serialize , it returns "axis MessageContext not serializable").. How do I serialize/deser the SoapPair class? Do I have to use SerializationContext/Deser context? How? Thanks …

Hi How to convert CString to char* in C++ Regards Karan

I want to ask user to input two parameters of one product and I want both of them to go on the same line. However, I also want to have some text between the values that user inputs. So, I want to have something like this: 1) Initial text: "Oil …

This code here is giving segmentation fault. Any clues why? also any general tips for writing good multi-threaded code are welcome. [code=c++] #include <windows.h> #include <process.h> #include <iostream> using namespace std; unsigned __stdcall Display(void* p) { Sleep(500); cout << "Display" << endl; cout << *((int*)p) << endl; return 0; } …

hello, i have just started trying to learn c++ and have been told to create a game of connect four player vs comp. i have managed very little and am stuck on trying to get the computer to recognise that when the cell is occupied rather than not put the …

Hi, I was thinking about implementing piping and redirection in some of my programs. But I'm having difficilties getting started. Does anyone know were to read up on this area, or just what to google. Google only gives my tutorials on basic unix commandline usage. thanks in advance

i just want to know, if you are using an argv statement in your code, and you are defining two files (one for input one for output), called inFile and outFile, and you open the first in "r" mode and the second in "w" mode...... can you apply it to …

I have this wierd kink in this program, it keeps telling me that there is a "missing return statement for public static question. i'm kind of new to JAVA and i've tried everything! please can someone help! import javax.swing.JOptionPane; public class arithmetic { public static void main(String[] args) { JOptionPane.showMessageDialog(null, …

Does anyone have an idea how to drag the image in order to see the whole of it? (up-down-left-right) The application is for WM 5

how it is logical to get this to work? [CODE]#include <iostream> using namespace std; int main() { int a; if(a = 0) { cout<< "oldu" << endl; } else { cout << "olmadi" << endl; } return 0; }[/CODE] whereas in c# you can not do something like below : …

Hello! I muss create a diamond shape, with 4 (triangles). The first 2 i was able to make it, but 2 others not. So i need some beginners help. [code] //* //** //*** //**** //***** for (int i=0;i<value-1;i++) { for (int j=0;j<=i;j++) { cout<<"*"; } cout<<endl; } for(int a=0; a<value; …

Yesterday I created a thread called "File Handling Problems!!"..... today within the first half an hour I have moved forward a bit (which is a relief)..... but I still have a problem..... [CODE] 1.#include <stdio.h> 2.#include <string.h> 3. 4.int main() 5.{ 6. int week = 0; 7. int units = …

I need to use an array of chars to input chars from the console but I don't know how many chars will be actually inputed. How can I have an array of chars whithout knowing its size in advance? I could put the array with a very high size but …

Do any of you know a function to play a playlist in PyGame? The music files on the playlist should be played one after the other in the order they occur. Any type of help would be appreciate it.

Hi all, I am making a text game in c++ and i am trying to get the player's attack to ba a random number between 1 and 7, but when i try to compile it, it gives me this error: 49 C:\Documents and Settings\Games\Desktop\C++ Tutorial\Combat\main.cpp void value not ignored as …

I have completed a script which opens various txt files within a folder path and does calculations on them, currently being set for example: path = "./folderfileshere" is there a simple solution to grab a folder path using a gui function similar to that of the browse for folder function …

here i go whit a new problem and yet the same... i think. on one of the forums i posted my last question in (im lost) the answer was that i could set i to be 0 from start in form load procedure. i did and it worked for a …

right, so ive got this problem, basically, ive got a bunch of text files and i want to use the scanner to go through every single file, and seperate every single word from all the text files, i tried everythnig, and ive scoured this forum my code looks like this: …

I have a program that allows a user to input an integer value into an applet (the number entered determines the size of a list). From the value entered the program determines how many comparisons are required to sort the list using the size inputted. The applet is working but …

i am developing a project in vb 6 which deals with printing lots of forms and invoices - all containing user-filled details. The invoices have different structures - some are tabular (with irregularly placed columns, however) while some are plain text (letter-like). i am going to use MS Access for …

Sir when i click on grid i got error memeber or data memebr not found and cursor goes on grd_leavecell() event Kindly help me i also send production_tabletest.mdb . Private Sub Grd_LeaveCell() Dim strOldValue As String On Error GoTo Grd_LeaveCell_Error If Grd.Col < GRID_COL_OFFSET Then GoTo Grd_LeaveCell_Done If FlexGridEditor.Visible Then …

I want to create varibales as a1,a2,a3,...a10. For that i used a for loop.As the variable in loop increments..i need var gettng created as above . Can anyone give me an idea? At the same time of creation i need to be able to assign to them There i m …

I need little help in adding Sin & Cos functions to my calculater , and also in Layout (need textfield to be on the top), so please help me if you can.. that's my code: package javaapplication3; import java.awt.FlowLayout; import java.awt.GridLayout; import javax.swing.*; //import java.awt.*; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import …

Hi I have a value of emdash &#8212; First of all I want to know Is this &#8212; a unicode If Yes How to convert unicode i.e. &#8212; into -- using code in VC++ Regards Karan

Hi Can anybody tell me What is the usage of Static functions and where we can use what is the advantage of Static functions over Normal functions Advance Thanks for helping

Hi, I am using a scheduled task that runs every night to take backup of important files. This task creates a folder in the following format Backup_DD_MM_YY where DD_MM_YY denotes the date when the backup was taken. Now everytime this scheduler runs I need to remove the older directory and …

Hello there, I've been busy nowadays with file manipulation and I've so far I've encountered a small problem in appending the contents of a file to another file. This is what I did: [CODE] string filename = @"C:\Temp.txt"; string body = null; StreamReader sr = File.OpenText(files); body = sr.ReadToEnd(); StreamWriter …

In Visual C++ Express Edition you can insert button controls on a form. These buttons has a rectangular form. You can even do them like a square. Is it possible to do Round Buttons in C++, like this letter: [COLOR="Red"]O ? [/COLOR] (It is important that the area where you …

hi, i alreday posted under [URL="http://forums.sun.com/thread.jspa?threadID=5355743&tstart=30"]http://forums.sun.com/thread.jspa?threadID=5355743&tstart=30[/URL] yesterday, but no one helped me. it's an assignment for university, i have only few hours left to complete it, any hints would really be great!! here my post: I have to write a frame with two componenents of squared size (i chose 450 …

Hi, I'm pretty new to using C# and have come across a problem that I thought would be pretty simple, and it probably is but I'm stuck. I'm trying to get a user to select a file using a file dialog box and once that has been selected to get …