Software Development Forum

Hi Everyone, This is my first post and I hope I followed all the guidelines correctly. This is an assignment for a class. I am supposed to read integers from a file, enqueue or dequeue them and then write them out to another file. The main method calls this Work …

What is the way to change size in a cell in dataGridView to 8.25 This does not seem to work. [code] dataGridView1->Rows[b]->Cells[10]->Style->Font->Size = Font->Size(8.25F); [/code]

Hello... is there any way of making java listen or capture an F-key input? i mean, like, if the user presses F5, a new panel will come up and that sorts of things... thnx

I have been having significant trouble starting this project where i need to create a databse library to access an sql database. I am working in vs2008 and I should be able to just edit my app.config file and use my ODBC connection drivers. If anyone could help explain this …

I have a bit of code my instructor sent me as an example to look at and it is giving me approx 100 errors when I compile it all of the form 'illegal character: \172' or 'illegal character: \8224'. This is a new one on me, was wondering if anyone …

Hi, I am trying to get Python to pick random letters from a given list. However I don't want any repetitions, I just can't seem to figure out how to skip on letters already chose. Any help would be greatly appreciated. Here is what I have so far [code] let …

I am writing some code just for fun and I have a question about class objects. Lets say I have [CODE] class Alpha with member functions getBeta getCharlie getDelta and so on now inside main when I want to make calls to these functions is it necessary to create an …

Hi...I am making a speech recognition program for my own personal use, because I don't like the way the built in vista speech reco software works. Here are my questions: 1. when I open the app that I programmed in VB, it automatically opens vista's built in voice recognition software. …

I am having a problem with this project I am working on. The assignment is to create an application that will give a user the choice of displaying the roman numeral equivalence of a number between 1 and 10 or displaying a count of roman numerals from 1 to 10. …

Is it easy to do this?

Just for anyone, who, like me, has got along using VB6 without the mousewheel whilst editing in the IDE. Until today I just assumed it wasn't an option. There is a simple fix in the form of a free addin from microsoft. [URL="http://support.microsoft.com/kb/837910"]http://support.microsoft.com/kb/837910[/URL] What a difference!!!!!!:$

Hello people, Can somebody tell me how can I use ConfigurationManager? What using assembly should I declare? There is very useful [URL="http://msdn.microsoft.com/en-us/library/ms254494.aspx"]article[/URL] which features I want to use in my code but my express edition is unable to recognize ConfigurationManager, ConnectionStringSettings,... How to solve this?

Hi I'm fairly new to vectors in C++ and I'm having some problems with them. I have a vector of vectors but I don't know why it is causing a segment fault in my program? [CODE] vector < vector<int> > grades; int temp; for(int i = 0; i < 30; …

Is there an easy way to open an fstream using a string? My code is as follows: [CODE]bool openArray(std::string *arrayFileName, int *width, int *height,int *myArray) { std::fstream BoardFile; BoardFile.open(*arrayFileName);[/CODE] I obviously cannot use this method since *arrayFileName is not char* but is there another way to do it?

I've created a very simple UserControl, compiled it, then exited VB. Then I loaded my application and added a reference to it, and also added the Imports statement for it. The problem is that the UserControl will not display in my Toolbox, rendering it useless. Is there something else I …

[B]Hi, I'm trying to use a map in my application. the class MovieRating which contains the map is as below:[/B] [code] import java.util.*; public class MovieRating { private Map ageMap = new HashMap(); private String movieRating; public MovieRating() { ageMap.put("PG", 18); //parental Guidance ageMap.put("G", 4); //general viewing ageMap.put("A", 27); //Adult …

My program needs to print the mirror image of a letter that's input. All the letters will be input in uppercase. And the mirror image will be printed in uppercase. So if I input A it's mirror image would be Z if B, then Y if C then X if …

Hi I am new to python programming and I am trying to embed some python calls into my C++ program. I made a simple module called 'test.py' which has the following lines : [code] //---------test.py------------------ message = 'The meaning of life...' def transform (input): input = input.replace ('life', 'Python..'); return …

This code is giving me the error "expected primary-expression before ']' token." After googling and looking around Daniweb I still cannot find what this means. Can anyone enlighten me? [CODE]int board[*width][*height]; if(OpenBoard(boardName, width, height, board[][*height])) { } //... //function definition... bool OpenBoard(std::string *boardFileName, int *width, int *height, int board[][100])[/CODE]

Hello, I am trying to pass a multidimensional array to a function but I keep getting a "expected primary-expression before ']' token" error. I'm using Dev-Cpp and here's my code: [CODE]int array[*width][*height]; if(OpenArray(arrayName, width, height, array[][*height]))[/CODE] I suppose it could be because there is nothing actually stored in the array? …

Hi, Ive recently been working on a C++ project where we are required to prompt the user for a string "command", take the first char from that string to decide exactly what command it is, and then take the remaining parts of that string and turn them into individual characters …

Hey all. I have another problem with classes. I have 3 classes A, B and C. B extends C and class A is where objects from B and C will be used. Below is the syntax of what am trying to say [code=cpp] class A{ private int o,p; protected B …

Hi All, I have wrote a java program, that displays all the drives available in the system. I used File.listRoots() However, this method doesn't perform any security operations(such as read and write access) and displays all the drives in the system. I want the program to display the only drives …

I'm trying to create a simple TCP client. The user enters the host, port, and a send statement(GET, HEAD, etc). Then the Headers and everything else is returned back in a textbox. When I send the information, it pauses for a second, then it just does the crlf. sentText is …

Hey people. I need someone to tell me what they think of this. I've been trying to write this small java program to search for mobile phone numbers in a document. The document is a .csv file, but thats not too relevant. The numbers are Irish mobile numbers in the …

helo guyz...do you know any sites to recommend where can i find java exercises (exercises w/ answers)..,,,it is our sembreak,,,and i want to do other stuffs bout programming to develop my mind more in programming....

For an assignment I must implement an operator -= to remove points from a canvas (that have been plotted broken line graph style). Here's the part where the problem is occuring. It certainly removes points, just not the right ones seemingly and not all of them. It doesn't make much …

Hi, I have a method that checks whether Objects in a Collection are Human and whether they are of certain age. I have three different classes for Human, Adult and Child. the code for the method is in a different class called Cinema class. the code is as: //THIS METHOD …

I have to develop an application which is similar to outlook in which i have to create a button by which we can transfer mail message to user specific folder.I am using MFC for that application. I found that there is api called MAPI(messaging application programming interface) which provide two …

I've been working on this code for two days now and I still can't figure out what is going wrong. I'm very new to programming and we just started learning about creating objects and constructors so I appreciate any help I can get. I have to turn in a set …

I have a feeling ya'll get plenty of cin questions here and are quit tired of them, but I have a few that are a little more in depth. I started trying to write my own input stream flush template and had some very minor successes when I found the …

I have to fill in a 2^n by 2^n board that has a hole in it with tiles that look like the example below. The tile we have to use is the combination of the 1's in the image below and the 0 is the hole (cause I really don't …

Hi, is there a factorial function implemented on math lib? Alternatively, is there any way I could check if it's implemented on my compiler? thanks

OK, this is a follow-up to this thread, which I have marked solved. [url]http://www.daniweb.com/forums/thread152797.html[/url] I changed things from GIF to PNG and that seems to solve the saving issue, but there is a new issue. I'm trying to create a semi-transparent circle as an image, which can be saved. The …

Hey people, I'm at uni and we have lab sessions for Java. In my lab session I have been given an exercise to complete however I need help because I don't know where to start!! Can anyone help me? If you can I will post back with the task to …

I have to update 5 tables simultaniously which are inter related with each other. My requirement is if all tables are updated successfully then all the updates will be commited. if any one of the query is failed due to some reason all the queried should be rolledback. The way …

hey, this program is supposed to calculate fractions, and I feel that I have most of the code down, but I can't get past the fractions.cpp:50: error: expected primary-expression before 'char' error, its probably something misicule, but I can't get it for the life of me. The error is in …

Hi I have a LinkedList of class called Room. Now i want display elements that i stored in that class . i also implemented toString() in my Room class which returns string. The code i tried is below but its not working . i dont know the reason . can …

Hello, it the same old program calculator i have corrected errors that were preventing me from running the program. Now that i have done it i am facing another issue; It doesnt perform needed computations such as +-* and etc. It must be my switch fn. Any help will be …

hi, i have a Windows Application using visual studio.net 2005.. is there any way to close only the report in the report viewer n not the rest of the windows that r running? =/ thanks so much! :)

As I was busy inlining some of my functions, I was wondering if it is really necessary to inline anything. Doesn't the compiler automatically inline stuff, or do I have false memories? And if the compiler does inline stuff for me, would it be best to let it do its …

Hello, I am writing the code for my basic calculator program and having some issues with it. I keep getting the same error, which doesn't let even let me see whether my program works. Could you please take a look at it and at least direct me in a direction? …

Hi all, first time user on this website and I'm very new to Java so I'm kind of stuck on this I would appreciate any help I can get. My assignment is as follows and I got everything except one last part that I cant figure out how to write …

hi The type initializer for 'System.Transactions.Diagnostics.DiagnosticTrace' threw an exception. this is the Exception im getting while im fetching records from excel file help me to solve thiz

I have a program to write that can binarize a gray-level image based on the assumption that the image has a bimodal histogram. The code should report both the binarized image and the optimal threshold value. Assume that foreground takes a value of 1 and the background a value of …

If anyone can answer [URL="http://www.programmingforums.org/thread16958.html"]my question on PFO [/URL]I'd apprecaite an answer. I don't want to repeat it here because it is somewhat lengthy.

I'm writing a program wich is using an array -> startpoint[4] this array will be later filled by values from an other array. this is not the problem! the problem begins here: I have a class: computerPlayer.cpp with a method: getStartpoint() [code=cpp] int *startPoint[4]; // global variable int* computerPlayer::getStartpoint(){ int …

Hello, I need to test an array of chars to see if they are numbers. I am trying isdigit() but that is not working. Does anyone know how I can do this? Here is the code, it is in three seperate files. I try to test the char in the …

I am currently doing classes, but I am unable to print out my cout statements in the "elmo.modifyALL" function. I can get the other stuff to print correctly so far. This is my first time doing this kind of program, so I do not understand why I can't get cout …

I have an assignment and I'm stuck. The program is supposed to read in names and test scores from a data file, compute the average, and display the letter grade. This is the code that the teacher gave us in class: [CODE=cplusplus] #include <iostream> #include <cstring> #include <iomanip> // // …