Software Development Forum

Hi!!!!!!! I have made a window application in which i am entering mathematical equations and side by side the corresponding math format is generated like we see in books. In this, I am using LATEX/MimeTEX for generating math format and it uses special symbols for generating math format. Like for …

[CODE=vb.net]'Radio Choice Selection Console.WriteLine("Please enter the Radio Choice for your vehicle: ") Console.WriteLine("Enter 1 for AM/FM Radio") Console.WriteLine("Enter 2 for AM/FM/CD/DVD") strRadioChoice = Console.ReadLine() Select Case strRadioChoice Case "1" Console.WriteLine("Price : $100") Case "2" Console.WriteLine("Price : $400") Case Else Console.WriteLine("Invalid selection") End Select SellingPrice = BasePrice + strEngineChoice + strInteriorChoice …

Hi, i need to block input if first char 2 and second char must not be more 5. And first char input must be 1 or 2. Specifically I need the input of only 1-25 and nothing else. I tried and only allow entry of numbers, but fail to limit …

I've written an app in VB2008 using a Windows Vista laptop. My problem is that when I run the app on my XP desktop, the fonts look a little blurry/blocky. I've attached 2 screenshots (which don't really capture the issue too well unfortunately). The 'Vista' screenshot is the one I …

I have a 2D vector of different values. It could be text or numbers. I need to be able to see what is in the vector and to do something depending on what is in there. How do i access each element of the vector and add to a temp …

Hello all, I'm currently using Windows Vista and Visual Studio 2008 to develop my code. I'm working and a very big project and I'm looking for a good profiler for performance analysis. Any recommendations? It would also be nice to keep the solution as low cost as possible (free is …

Hey guys need help with this problem that is suppose to read an unspecified number of scores and determines how many scores are above or equal to the average and how many scores are below the average. Enter a negative number to signify the end of the input. Assume that …

so i'm stuck in creating a do/while menu doing this. menu option 1 - use the for loop menu option 2 - use the while loop menu option 3 - use the do/while loop in each option, print the numbers from 1 to 10 I made my functions like this. …

Greetings! I am in need of some techincal assistance. My problem is as follows: In my Programming class, we are starting to use the graphics package in Python. We are using a module called graphics.py In order to use this module, we have to save it to the desktop and …

Hello, I am developing an application and I use a 3rd party library which is basically Native excel. The problem is that this library does not implement an event which is able to notify me when the value of a cell value changes. Can I do it in my program …

m using visual studio 2005 and sql server 2005. i want to create a backup of the sql server which m doin using the following code.. [CODE] if (saveBackupDialog.ShowDialog() == DialogResult.OK) { SqlCommand cmd = new SqlCommand(); cmd.CommandText = @"backup database dbname to disk =@loc with init,stats=10"; cmd.Parameters.Add("@loc", SqlDbType.VarChar); cmd.Parameters["@loc"].Value …

Hey!! I am trying to make a 2-player game; where one player plays after the next. I have used socket programming in the code; so that, when the client (player 1) clicks on the window, the co-ordinates are sent to the server (player 2) and vice-versa. (For now, both player …

I was running into run time errors, and stripped down my code to isolate the problem. From that I was able to write this little piece of code to demonstrate my issue: [CODE] #include <windows.h> class test { private: int a; public: test(); void run(); }; test::test() { a = …

Hey guys I am a newbie to VB and need help with this form, The idea is that people enter there age and if they over 65 and are a member its one price, if they are under 65 its one price and if they are not a member it …

Using Visual Basic .Net, explain what each variable type listed below holds, how big it is (i.e. the number of bytes it uses) and give an example of how it might be used. Data Type Explanation space occupied Example Text Integer Floating point Date Boolean Bytes

hi, basically i am trying to write a quick script to remote copy something as follow. "" scp [email]user@192.168.1.5:/var/tmp/file.txt[/email] /var/tmp/newfile.txt "" if i do above cmd on the shell, i will be asked for password: my question is, how i do automate the password part within the shell script to …

Hello guys....I just have some doubt about C programming...well I have done a lot of functions for airline booking system but im not able to implement the multi dimensional array... I dont get how should I implement it in this problem as the variables are global and they are used …

Or at least I [I]think [/I]that's the issue. Essentially, I am in the process of overloading operators and allowing users to enter data directly into the class objects. I was able to do the first one so I followed the same pattern and I get a segmentation fault when I …

I have been asked to find the inefficiency in a piece of pseducode. I've looked at it but can't see it. IF count > 10 THEN WHILE x < 0 DO INPUT x ENDWHILE ENDIF My understanding: Count is evaluated. If count is <10, the app moves onto the next …

Hello, I am having a difficulty in passing a barrier of JAVA graphics generating. I hope you could explain some things to me, cause I have noone to help me and it is hard to get help in internet, because I feel like missing something important. The thing is I …

i have problem to allow enter only from 1 to 65535 bicouse example if enter 10000,2000 is ok but enter 99 not. hire 1 example (not working) [CODE]If somthing.Text > '65535 'then ShowMessage(' you enter biger Number from 65535'); Exit;[/CODE] hire 2 example (not working) [CODE]var result : Integer; string1: …

I'm having trouble with my lab for a computer class. The problem is as stated: Design a program that generates 100 random numbers, and keeps a count of how many of those random numbers are even and how many are odd. Can someone please help me out with this?

what's wrong here? [code=c] typedef struct person { int age; char name[50]; }; int main() { struct person test; test.age = 20; test.name = "Test"; return 0; } [/code]

Hey guys here is the problem I have two variables that need their values switched , but only if the value stored in the first is less than the value stored in the second. Tried a couple of things, but am at a brick wall, I am a newbie to …

I am working with VB6 (Pro. Edition) and in my tool box I do not have the slider control. Does anyone know how I can add that to my programs?

Hi. First, I'll explain my task: I have 4 text files. 3 of the files contain xml tags and content. The 4th is empty. I need to read the 3 files, and write them to the 4th file. The reason for having 3 files is that the first and the …

how to check if the string is pallindrome or not in python??

Hi I´m doing homework and it ask for the strcpy function by using pointers. This is my code but I always get some runtime error, don´t know why. [CODE]#include <iostream> using namespace std; void strcpy2(const char* source, char* destination); int main() { char* source = "Hello world"; char* destination; strcpy2(source, …

For a computer networking course I was given a project to make a Mail User Agent. We were given a few completed classes, but one of them is giving an error. Here is the part of code in question: [CODE] try { Envelope envelope = new Envelope(mailMessage, serverField.getText()); } catch …

Hello, I am trying to design an java desktop application. My question is: Is there a way to change the whole look? From example different titlebar, different jFrame, buttons... (designed with PNG images, transparency, etc.). Is it possible? If so, how? In VB or C# I can easely change those... …

Is there a method that, say, for example... you open a file, and usually the cursor would be at the end right? Is there a function or method that would set the cursor back to the beginning of the file? Thanks!

I've been making more of an effort lately to build better OO designs, creating classes for distinct collections of members etc. However, i've hit a bit of a wall in my project. The program is designed to control an automated watering system. The system is split into multiple bays which …

Hello guys, How can I make a switch case using an array of chars. Ex: [CODE]char input[50]; // my code here switch ( input ) { case "abc": // do something break; case "xyz": // do otherthings break; }[/CODE] Is that possible in C? Thank you!

Hi, I'm new to .net. I'm finding difficulty in figuring out how to Import emails from external email servers using C# ... I want to access any external mail server to import email addresses from it ... Kindly Please guide me !!! I will really appreciate your help ... Looking …

Hi, Below is my output: FF 0 CMA: 0 IPMI port DE 15E0 TTA: 1 Generic Com port DD 15D0 TTB: 2 Generic Com port DC 15C0 SEA: 3 ACPI System Event FF 0 1 MFPCI DB 15B0 DQA: 2 CMD 649 IDE/ATA Controller DA 15A0 EIA: 3 Intel 82557 …

Hi, I need to read input from 2 different files, take text from both, combine it, then print it to a third file. That part is easy. What I have a problem with is that some of the text I read in have special characters that need to be escaped. …

Hi I am ery new to Python. I've only started using it yesterday. Please keep that in mind, as the error might seem simple to you, but I can't understand it. I am trying to run the following piece of code: [code] import re foo = open("PREFIX.txt", "r+") text = …

hello people. I am doing an "os" (small) that's mainly a menu. It just prints some strings and highlights some words when you pres 1,2 or 3. And by pressing enter while a option is selected, it has to do something. The problem is that the program gets stuck in …

Hi, there are several threads on this issue, but none seem to give me a good answer. My current code is this (This program plots points on a graph) : [CODE] //Put line equasion into arrays. #include <iostream> using namespace std; double getData(int counter, double m, double b) { int …

I did this .. [CODE] String filename = "tempoutfile.txt"; String tablename = "table1"; try{ Connection con = DriverManager.getConnection("jdbc:mysql://localhost/Test","root",""); Statement s=con.createStatement(); ResultSet r=s.executeQuery("SELECT * INTO OUTFILE '"+ filename + "' FROM " + tablename); }catch(SQLException se){System.out.println(se.getMessage());}[/CODE] But I can't find the file that is created!! When I run the query in …

Hi I'm trying to write some functions. This first function is suppose to help shuffle two strings which are the same length into the correct word. So the output would be something like: After shuffling the first string som and the second string trs the word is storms. Here is …

this is what I made for a = operator: [code] matrix matrix::operator= (double a[]) { for (int i = 0; i < rows * clms; i++){ //std::cout << i<< "=" <<a[i] << " "; *(x +i) = a[i]; //std::cout << i<< "=" <<x[i] << " "; } return *this; } …

hey guys, ok here's the situation. i need to turn a C++ style string into an integer now i've used altoi and strtol but they give me different numbers. heres my code [CODE] cout << file << endl << file.c_str() << endl; // debugging purposes num = strtol(file.c_str(), &pEnd, 10); …

I am making a program for a fruit stand and I like for it to show the names of the products and not the name of the derive class. I think I need a method or rewrite my code somewhere, could someone take a look and give me a hand? …

I am trying to create a program that has a class with a method that accepts a charge account number as an argument. Then the method should determine if the account number is valid by comparing it to the list of accounts in a text file (Accounts.txt). Then method should …

Hello, I am trying to make an rpg, and I am having troubles with functions. I am currently working on the 'potion' aspect of my rpg, which I have highlighted in red. My question is this: Is it possible to make the function return money, potion number, potion size, etc? …

Hey all, I've been trying to get my int 10h to set the color for a STRING, not just a single character. Here's my code, i'm running windows XP and using NASM16 assembler. So, what I want it to do is display something like "Hello world", instead of just.. "a", …

I'm supposed to merge a ordered data of two files into a third file, keeping the data in order. I'm suppose to create a MergeFiles application that merges the integers ordered from low to high in two files into a third file, keeping the order from low to high. Then …

Hi I need help on how to use LDR and ADC0804 in 8051 microcontroller. So far I have this in my project but I want to replace the switch with LDR (dark activated). What happens here (attached file)is that I use the switch to decrement/increment the number of cars and …

I have developed two large VB 6 programs and apparently and unintentionally developed one as a Project Group rather than a stand alone Project. As A group I have problems that all releases of the program seem to be altered each time I make a development change, which I dont …