Software Development Forum

I know how to throw an error in Haskell however I don't know how to do it for the read function. When I do something like this: -- find the number on the second line of file/second list of strings getNo :: String->Int getNo inputBigString = read((listOfLines inputBigString) !! 1) …

Hi, I am not sure how to categorize my problem I have a class with char* as member variables. and I am using a get method to print the variable. Now I create a vector and in to it, I am pushing the objects of the class. but while trying …

I have a simple question: How do I insert a new entry into settings.settings from the code (not through the table interface) so that i can make user defined presets/settings? Thanks for any input ;) Klo

I recently started learning java and am trying to make a simple GUI program that takes in a location of an image and then displays the it. What would be the best way to do this??

Is it possible to use custom type converter to convert types like that: [CODE=CSharp] class MyTypeConverter: TypeConverter { //... all the 'converting' methods here } [TypeConverter(typeof(MyTypeConverter))] class Type1 {} class Type2 {} Type2 object2; //and here, is this possible? (and how to make it happen) Type1 object1 = object2; //or …

Here is the code I have to compare two arrays, one that is already set and one that a user inputs data into, the problem I get is that when I try to run it I get the following error: Error 2 error C2664: 'arrayComp' : cannot convert parameter 2 …

Okay, I basically have a menu bar with menuItems.. say just showTableMenuItem --> to display the table .... and addMenuItem() --> to add new record. I want to be able to display the table (when user clicks on the button), and then disappear the table and display the addMenu page(when …

The program compiles but it only shows the addresses of myDate.year not the year that I input. [CODE]#include <iostream> using namespace std; class Date { friend ostream &operator<<( ostream &, const Date & ); friend istream &operator>>( istream &, const Date & ); private: int day, month, year; }; istream …

Hi Guys!Good day! Ive notice just this day that the user of the program Ive made can double execute the program. I want the program to behave that when the process(task manager) of the program is already running, and when the user run the program again, the msgbox will show …

void x_bzero(s, n) void *s; unsigned int n; { long long *ptr = (long long *) s; unsigned int d; n /= sizeof(long long); d %= sizeof(long long); while (n--) *ptr++ = 0; } Dear programmers, hi I have a question about the function above. I'm calling that function from …

I'm trying to write a program for a small school project. It involves a use inputing two numbers one representing kills and one deaths. The user inputs the numbers than the program should divide the kills by the number of deaths and put out the number. My problem is that …

I'm supposed to create an array of 20 employee objects. My instructor told us to create separate source files for the search and sort functions for this array. Um, how is that done? I created two source files and just put [code]#include "Employee.h"[/code] at the top of both of them. …

Play it for three times and we can get the final result. My answer: var number, guess: integer; begin randomize; number:= random(3)+1; writeln('Wellcome to the game of snap.'); readlnln (guess); if guess>number then begin writeln('It''s too big! Please try again.'); end else if guess<number then begin writeln('It''s too small! Please …

hi everyone, i have wrote the database code like this try: import MySQLdb import _mysql_exceptions as DB_EXC cxn = MySQLdb.connect(host='10.0.2.2') if(cxn != 0): tkMessageBox.showinfo("Text", "you can update ur local database to server") else: tkMessageBox.showinfo("Text", "there is no connection please try again") cxn.close() except ImportError , e: return None when there …

Hi. I have the terrible problem that I never finish my projects because i get bored or distracted with other stuff. So, I wanted to make something really easy: text-game. Its about greek warriors in the olympics, so I need to assign a large number of attributes to each warrior. …

Write a program that accepts length measurements from the user, and also whether the length is in inches, feet or meters (use the following screen shots as a guide). Keep track of the total length in meters and report the total after each user entry as shown below. When the …

I have to modify a Program that I previously wrote. I have to modify my sort function so that when a character is passed through it which is coded in main not given by a user it arranges it by that. Where I am at right now neither gets organized …

My question is: to create an array of 6 lotto numbers. The numbers should be between 1 and 40 and you are not allowed to put into the array any number that is already in it. Hint: You are using an array of 6 numbers so that’s a loop generate …

Hi, I'm attempting to program a fire emblem/final fantasy tactics sort of game. I'm having trouble getting the movement range to layout correctly. The way I'm doing it works, but most of the time gets stuck in an infinite loop, and doesn't always show all of the possible movement/attack locations. …

Hi, I am still rather green when it comes to C++ so be gentle with me. I am trying to create a dynamic array of objects (class Structure), each object represents a geometric (physical) structure. But for the sake of simplicity let's consider only one such object. Within each instance …

Hello Gyes! I am very new in Using emu8086 and i need a code about this Program Problem: I have to convert a Hexa input to a Binary Output using emu8086. 1. Hexa number will be placed in AL 2.And output Binary will come in AX+ DX, Memory address will …

Hi Everyone. I need help with using Printer.Canvas to print toa USB printer. Using Delphi 7.0 and a Brother HL2140 USB only printer, produces a blank page. A friend tried it on his USB printer and all of the print was on the left half of the page. On my …

I was doing a bit of reading, and according to what I read, GUIs can be set up and realized in any thread, but doing more GUI work in a normal thread (non-EDT) after a call to setVisible can be dangerous. The explanation given is as follows: [QUOTE]The example constructs …

Ok, first off my program is working fine i just need help with my next step of my program. [CODE] Dim y As Variant Dim v As Variant For Each v In myArray For Each y In strArray If (Len(v) = Len(y)) Then For i = 1 To Len(y) If …

[B]For inserting a node at the beginning y the foll code wont work?[/B] [code] struct node { int data; struct node *-next; }*head,*run,*ptr; typedef struct node n; void create() { if(head==NULL) { head=n*(malloc(sizeof(n)); } else { ptr=n*(malloc(sizeof(n)); ptr=head; scanf("%d",&ptr->data); head=ptr->data; ptr=ptr->next; } [/code]

Hey All, I'm having this weird issue and I'm not sure what to do. In the main function when I put one letter it'll work, once I put a string of letters it doesn't work. I've tried an assortment of stuff and I dunno what to do anymore. This is …

Hello friends, i want to know how to modify the typed url in the browser applications such as Mozilla or IE.I m currently going through Mozilla Source Code.If possible please help me guys. Thank You!

How i pass i url to browser through c++ programme??

Hi, I am very new in programming (six months), so many apologies for silly questions. I intended to write a console prog that uses libsndfile. It is kind of synthetiser. It reads text file created by user, where on each line, the information about parametres of sound synthesis are stored …

I'm making a program that uses three classes to calculate the price of carpet in a rectangular room: The price is calculated by multiplying the area of the floor by the price per square foot. In my RoomDimension class i need two FeetInches objects for length and width. I should …

Hi all, I have created a Backgammon AI player in Java, and I would like to know if anyone knows how I can play my player vs GNU Backgammon in order to test how well it does. Thanks

i have GUI class named 'myGUI' where contains textField, button, textArea and so on.... the code like this: [CODE] p2.add(c=new Label("Type name to search:")); p2.add(m=new TextField(10)); p2.add(b=new Button ("SEARCH")); b.addActionListener(this); p.add(k= new Label("CLICK SEARCH TO START ACTION") p1.add(t=new TextArea(""), BorderLayout.CENTER); [/CODE] i have another class file named 'searchCompare' where user …

Hello All, I have a different question from my previous post. The problem I have now is that I want to output multiple files, having the names output1, output2, output3,....etc. I have a loop in which I do some things that output to the output file, but what I can't …

in my application i have to create an excel report of records. everyday at a specified time the report of records added from last 24 hrs has to be generated automatically. i am unable to compare the dates. please give me the solution thanks in advance

Hi! I added to my project in Visual Studio 2008 library to work with Neural Networks (FANN) [url]http://www.geocities.com/freegoldbar/fann_cpp.zip[/url]. When i try to compile, following error occurs: c:\neu\neur\neur\src\include\fann_cpp.h(921) : error C2440: 'reinterpret_cast' : cannot convert from 'va_list' to 'const unsigned int *' Conversion requires a constructor or user-defined-conversion operator, which can't …

well first all, thanks for all help i have recive here before, just to make things cleare just cuse i olmoust got someone in trouble on other forum, this is not to make something ilegal or to cuse any spam. is for a privete forum and support i have!! this …

Hai, I'm trying to load an image using applet.but i didn't get the image. The applet screen was an empty,it shows at the status bar "Start: Applet not initialized" . I don't know how to get a image.pls somebody help me.the codes following ------------------------------------------------------------------------------------ /*<applet code="crim1.class" height=500 width=500> <param name="img" …

Hi, I have 2 columns of data, separated by a space, which I am trying to import into 2 variables as a tuple. Each column as a variable. I know the program would involve something using line.split() or line.strip() but I can't figure out how I would do it. Also …

I haven't programmed in some time and need some help here plz. First of all how are individual characters of a string are accessed? second do they start at 0 or 1? I'm probably confusing this with arrays please help me out :). This program will read in a line …

hi!! I need a help with part of my assignment. My professor asks to write a program that uses switch, and while loop statements.. this is the Exercise [COLOR="Green"] Write a program that uses switch, and while loop statements to present the following menu and perform the operations. Our program …

Hey can anyone help me with the below errors please? vector.cpp: In function 'void printEmployees(const std::vector<employee, std::allocator<employee> >&)': vector.cpp:104: error: passing 'const employee' as 'this' argument of 'void employee::printEmployee()' discards qualifiers [code=cpp] #include <iostream> #include <iomanip> #include <string> #include <vector> #include <fstream> #include <stdlib.h> using namespace std; class employee { …

I need some tips and pointers.....(a solution would be great!!ha) A working games system is provided for you in Project.zip. This contains a Visual Studio “solution” including all required source for cRandomPlayer, cHumanPlayer, cPlayer, cGame and cXandO. It also includes the mainline (in BoardGames.cpp) and (to assist you) has two …

I need to write a skeletn program for the assignment. It should have a menu system with at least 5 options. The menu keeps repeating after each procedure is called. When one of the procedures is called just return a message to the screen saying what this procedure will do: …

hi everyone.... im doing IDE for java swing (like dragging comp into design area)... is there a way to save the design as format and when i open it the design must be showed as it was saved.... Thanks in advance...

i have written a simple text game and i would like people to comment on my style and comment on things that i could improve on. [code=python] #=============================# # Copyright Tom Tetlaw (c) 2009 # #=============================# import random items = ["pot plant","painting","vase","lampshade","shoe"] keyLocation = random.randrange(1, 5) print "You went to …

Hi. I'm trying to develop a currency converter, using live currency exchange rates. I've already designed multiple interfaces and a lot of codes for it, but i just do not seem to be getting this right. I need your assistance, guys. I'm a new member, who just joined the community …

Hi guys.! Good day! I have a one windows xp computer which ive installed wamp(windows apache mysql) package. I want to connect to this computer using one computer on a network. The code works fine when i run the program on this server computer because i will just specify the …

I have a doubt regarding forwarding declaration. in .h file:[code] class B; class A{ void func(B* tap); } [/code] in .cpp file[code] void A::func(B* tap){ tmpo=tap->par1; } [/code] does the above code snipet correct if not whats the problem. Please be descriptive.

Hello guys, I am having a small problem, I want to play a small songs (preferably .wav)when a user clicks on a button. Can someone just guide me please, is there a built in function. I've tried the [code]music.play();[/code] but its not working. Thanks in advance for you answers.

Hi, there !... I just found some reference here ([url]http://www.daniweb.com/forums/thread160974.html[/url]) how to used malloc on multidimentional array. I tried it to apply on my case using Microsoft Visual C++. Basically my code is to read an array of numbers in txt file. The rows and cols of array dimension are …