Software Development Forum

Hi everyone I am having a lot of trouble trying to get the toUpperCase method working. I have basically put a String of text into a character array and I want to convert a certain character in a certain place in the String to uppercase. Here is what I have: …

Hi, I am getting the following error while compiling the code on linux machine. "aggregate value used where an integer was expected" I am getting this error on a simple for loop. I do not know the reason for this error. Any help is appreciated. Thanks

hello I wrote a program where I can add the items and if it's more than 250 Euro, 10% discount will be given. I've used the "if-statement" and I just started only with two numbers. Now, I would like to add as many as I can, is there a way …

I am working on a programming assignment for class and having a little trouble. The biggest trouble I am having is working with arrays and doing the hex calculations, then making the conversion back to decimal. I have included the assignment description below: Write a C++ program to perform addtion …

I wrote a code about circle starts to grow followed by finner circles, with each new one disappearing earlier while growing but in my code it is only growing how can I disappear the early one?? I didnt put the main method only classes [code] import java.util.ArrayList; import javax.swing.*; import …

My program compiles without any errors, however, when I go to run it all I get is a message saying "Welcome to the Payroll Program". From there it does not print anything else nor allows me to enter any information. If someone could please take a look at my program …

Hey guys I was wondering if you could provide some help, It is pretty complex for a person who is just starting loops. I have included the problem as well as the code I have below. Please help me, I know their is something wrong with my [B]for[/B] loop as …

Hi I am having a problem in the sixth edition on starting out with C++ programming. I need the full code of how to do it cause I am getting errors and dont know what I am doing. The question ask.Write a funtion named coinToss that simulates the tossing of …

Ok so this is what I am trying to do but seem to have a problem with my input loop because it keeps reading in only the first set of student data. I am also unsure where to put the cin.ignore because my getline function is not working. Please fogive …

Good afternoon, I am currently working on a payroll program for school. I have a question. Here is my code. [ICODE] #Mainline def employee(): global eName global pRate global hWork def Lowest(hoursList): PAYList.sort() lowestPay = hoursList[0] return lowestPay def Highest(hoursList): hoursList.sort() highestPay=hoursList[len(hoursList)-1] return highestPay def Average(hoursList): total=0 for hour in …

Greetings Please help. I developed a programme in vb6. It refuses to open on Vista. I do not experience any problems with XP. Thank you

/** * This method will ask the user for some information, create a blank picture to use as a palette and create and display the palette. */ 186 public static void main(String[] args) { 187 int redValue; 188 Scanner sc = new Scanner(System.in); 189 System.out.print("Enter a Red value: "); 190 …

Hi all, I am working on the "Pacman" game and I want to use the "double buffering" technique for animation. By now, I have used this code: [CODE=Java] class GamePanel extends JPanel { public void paint(Graphics g) { // Do some drawing here... } } [/CODE] and there was by …

I'm bored, if there's any socket programming that someone needs post a comment, and I'll see what i can come up with. :)

Can you compare strings with if, or do you have to use something else? Can you compare strings at all? Im attempting to write a console program just for fun. Eventually I want it to be able to move around files and such but im not even close to that …

"Define a class Student that has as its members the student_name and a student_idnumber both of type string. Input from the keyboard the number of students in the database, then create a dynamic array of type Student and input the information for each student. Once you populate the database (stored …

Hello everyone, i have not posted here in a while. But i have a question about a string class I'm creating. Every time i make a string class this always happens, and i cannot figure out why. Maybe its something i didn't include or something i have to add. But …

Hi, I'm new in this forum :D I've started learning C# @ school 1 year ago , and i love it,and it's going very well, now We had 2 lessons of Windows applications in C#, and to be honest i find it much harder than console application. now we have …

so i have some code that ive been working on, and dare i say, understanding, involving linked lists, only i've hit a wall I need to add a new structure, called date, so that a day, month, and year, are associated with every node, for rolls, jam, and tea, and …

Hi, If i need to use many same components in a window form (let say 20 picture boxes or 20 text boxes), which of the method below is more efficient?? 1. Drag and drop the component 20 times. Configure their properties one by one. 2. Declare array of that component …

Hi, I wonder if it's possible to check whether a MySQL DB has updated. e.g. new information is added to a table? and if it detect an update. it will perform search or something else. Main question is if it is possible to listen for changes in the db.

Hi, I am Mike and run a small law student site, recently I was donated a dictionary and have a glossary system installed on my forum. I am pretty bad with scripting but hope someone can help me along, What I want is to put the dictionary written like this, …

I need some help with avg... I am attached files for xml --- I am struggling.... the question i have is : 1. What is the average speed of all the dinosaurs? A. <xsl:value-of select="format-number((sum(dinosaurs/*/speed[@units='mph'])div count(dinosaurs/*/speed[@units='mph']))"/>ft it does not work... or B. <xsl:value-of select="sum(//speed) div count(//speed)" /> or C.9. <xsl:value-of …

I have created an application. It is a little bit heavy application and i hv tried to minimize the number of functionalities in OnPaint() methods of the various forms. But still my application takes time to repaint the view after it is restored from minimized state. Is there any method …

hi all. I want to ch ange my jframe's icon(cup of coffee). i chkd the forum but that's what i m doing... here's my code: [CODE]public static void main(String args[]) { java.awt.EventQueue.invokeLater(new Runnable() { public void run() { AppStarter dialog = new AppStarter(new javax.swing.JFrame(), true); dialog.setLocationRelativeTo(null); dialog.addWindowListener(new java.awt.event.WindowAdapter() { public …

I want to add LinkLabel-s at the end of the text in RichTextBox control.I do that with this code: int index = richTextBox1.Text.Length; Point position = richTextBox1.GetPositionFromCharIndex(index); LinkLabel label = new LinkLabel(); label.Text = "whatever"; label.AutoSize = false; label.Location = position; label.LinkBehavior = LinkBehavior.NeverUnderline; richTextBox1.Controls.Add(label); The problem here is that …

I need a nonblocking socket so in an older version of the program i made a new thread to do this. and now that ive migrated into visual c++ it crashes with no explination... yea im really aggravated... can anyone tell me why this crashes? [code] #include <iostream> #include <winsock.h> …

Hello, this code is throwing and IOException and FileNotFoundException and I am having trouble figuring out why. Where exactly does the song need to go in order for the program to pick it up? Also, is this code for putting the song in the program correct? Thanks! [code] //Hangman a …

I have been working on this for a few days now. I'm just trying to make a deep copy of a template linked list. I have successfully copied the list, but when I enter a new item to the new list, it also adds it to the original list. I'm …

I couldwrite a customize JButton in java What I mean by a customize JButton is that I overridden some of it's methods, such as paintBorder, paintComponent. I could write a round,triangle or any other shaped JButton. I wonder how to write a different shaped JFrame, such as round or triangle …

Hi all! I have one problem when i try to open exe with shell function it works fine but how can i open XY file using program who is designed to open that file. For example i have picture in mad in corel draw and i want tu open that …

While Not EOF(hfile) Line Input #hfile, buffer [COLOR="Red"] Data() = Split(buffer, ",") [/COLOR] i = i + 1 With fghStudentInfo .TextMatrix(i, 1) = Data(0) End With Wend i'm new to VB. can someone help me to understand the command? i want to load the data from .csv to my vb …

Hello guys. I am doing a swing application wherein I m using a DefaultTableModel. Here's my code: [CODE] DefaultTableModel tab = new DefaultTableModel(){ @Override public boolean isCellEditable(int r, int c){ //if(c == 10) {return true;} return false; } }; private JTable jt = new JTable(tab); [/CODE] The JTable will diplay …

Hi I have 4 questions 1-Is it right that when you learn assembly you learn machine language,too?How? 2-What makes a programming language feature OS dependent? 3-Does Assembly have OS dependent feature?what about HLA? 4-How can i write an OS independent program(bootable programs)? thanks alot

Hi guys, Just a question I think many people like myself would like to know the answer to. I have been using the Graphics2D class and it works great, however now I want to do some 3D things. I would like to know how to place ellipsoids in 3D space, …

I am trying to learn GridBagLayout. I've gotten the hang of it in many respects, but I am having serious problems when the first row has element(s) with a gridwidth greater than 1 or the first column has elements(s) with a gridheight greater than 1. I'm trying to make a …

Hi, Here is my code, [code] ids=(1 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 90 100 110 120) for ((i=0;i<${#ids};i++)); do awk '{ print ${ids[${i}]}" "$1; }' > ${TMP} < ./results/$1${ids[${i}]}/test_error.dat done [/code] I got this error [quote] awk: { print …

Hey so as i mentioned here [url]http://www.daniweb.com/forums/post840142.html[/url] i need to check if a process is responding by using sendmessage however i have no idea how to get the hwnd because i start the process using system::diagnostics::process [CODE] process->StartInfo->WorkingDirectory=sinfo->workingDirectory; process->StartInfo->Arguments=" -exec "+sinfo->init+" -port "+sinfo->port+" "+sinfo->options; process->StartInfo->FileName = sinfo->exe; process->StartInfo->UseShellExecute=true; [/CODE] so …

I am new to programming and am having trouble with a school assignment. I need to make a class planner that prints out information after the user enters it and then askes for specific class numbers. The user enters the following information (in this order): 1. Name of Class 2. …

I am trying to create the meta tag: [CODE=HTML]<META HTTP-EQUIV="Pragma" CONTENT="no cache">[/CODE] I tried the following line: [CODE=PERL]print $cgi->start_html(-title => 'Meta Test', -meta=> { 'HTTP-EQUIV'=>'Pragma', 'CONTENT'=>'no cache'}), "\n"; [/CODE]But I get this: [CODE=HTML]<meta name="HTTP-EQUIV" content="Pragma" /> <meta name="CONTENT" content="no cache" /> [/CODE] Can someone tell me how to create the …

Hi I am trying to write a function [I]password_input(prompt, password)[/I] that will repeatedly ask for a password using the given prompt until the given password is entered. I have testing code, but I am completely lost upon how to do it and where to begin. This is the testing code: …

I have the following code below which is part of a program to create a Huffman Coding tree. The problem is that it runs through correctly for one node, outputting that character 'l' for a certain file has a specific frequency. However...after going through several iterations, it runs into a …

hi how to copy or move array to another array [ICODE]for example: Dim arr1 As New ArrayList Dim arr2 As New ArrayList[/ICODE] and arr1 has values ...I want to copy or move all values to arr2 with out use for loop to copy each value help me!!!

Aight well I figured that the simplest way of getting the text would be to directly check bit for bit if its the same letter. What I got so far is I am trying to seperate each letter from an image. Then I go letter to letter line to line …

Hi, I have a home assignment in C#, I need to make a simple one-way linked list and I'm having trouble. I can make all kinds of linked lists in C++ with no problem at all but I can't do it in C# and that's because I can't access memory …

Hi, I'm trying to read certain values from a text file and store them in a variable/string so that I can populate a combobox with the values. I have my read stream etc, but I'm unsure about how I would pick out certain data from the text file that I …

The program I'm trying to write uses a linkedList templated class to manipulate and add polynomials in the form ax^b + cx^d + ex^f etc. The polynomials are stored as linked lists. My problem occurs when I try to add them together. I've added some cout lines to try to …

Hi, I'm trying to create an array or <list> of different objects ( of different type). All of the objects will have parent objects of a Manager type, but each one ( as a singleton) will be in the array/list. It's for some networking code I'm building, where each incoming …

Hello I am currently making a program for a database which includes an SSN. The user can input the ssn but I want it in xxx-xx-xxxx and to make sure the user ddoes this have the user input 3 numbers then 2 numbers then 4 numbers in seperate cin statements: …

The function should remove all the occurrences of an integer (say, removeItem) from an array. If the value does not exist or the array is empty, ,output an appropriate message. My program is able to print the array without all the occurences of removeItem , but I don't know how …