Software Development Forum

I have a homework question that I'm a little thrown off by. Mostly because we haven't messed with strings much in class. Any help would be greatly appreciated. Using the UML class diagram as a reference, complete the Student class declaration. (fill in the blanks) class Person { public String …

How can I write to a specific line in a text file? Can someone make me a function sWrite(filePath as string, noLine as integer, newText as string)?

I am trying to understand how exactly you are meant to prompt a user for two numbers and then list a menu for them to choose the course of action they want to do with those numbers however I am quite new to java and do not understand the concept …

Hello , I was actually very interested in making a server or ftp server in VB.NET but it needs so many functions and events that i even never heard of so i was wondering if you guys knew a good site for me to learn it or i also have …

This code should read in some data from sector zero off of a USB flash drive, then print out some of the data. However when I run it there is nothing that was put in the buffer. int _tmain(int argc, _TCHAR* argv[]) { int ReadSect = 0; char diskname[60]; sprintf_s(diskname, …

I know you guys are normally not usually willing to mess with stuff like this because it is so beginner, but i'm in need of major help. I have already created the code for the game it self, and it works perfectly fine. I now want to know how to …

Word Wrap I am new to python and I have no idea how to do this...Can you please help me.. For this option, first ask the user what the maximum number of columns for printing will be. ("How wide should the output be?") Next, the user will enter in a …

Hey everyone. So I'm trying to create a siple text editor for handling HTML. I got the majority of the program written to where when you click the toolbar the text is inserted. The only problem is that it only inserts it at the end. So Now I'm trying to …

i make a program that create a number of texboxes equal of number that i insert in the first textbox,after i received the others number of the other texboxes in input and i make the sum of these numbers The problem is that i insert in the first textbox "5" …

Hello I have the following: String somestring="203/9834/345"; somestring.replace("/",""); System.out.println(somestring); But it does not remove the slashes. How can I remove them? Thanks

Hey Folks! I'm using a windows hook to scroll horizontally through a listview. I have it aligned so it only adds items horizontally. I have 2 big buttons I'm using to scroll right and left with nice bitmaps on them... The problem is the listbox has scrollbars appear when I …

this code works fine. all it's doing is setting collision around enemy. and if player touches player from the right than player moves to the right. if player touches enemy from left than player moves to the left. playerX = player x postion playerY = player y postion playerW = …

Hello, Is there any way to access a large number of keys in a dictionary efficiently. Perhaps via indexing with an array of lookup values. Some pseudo code may help; dictionary={a:1, b:2, c:3 ...etc} lookup=[a, a, b, c, c ... etc] print dictionary[lookup] thanks, Joe

i am newbies here. i need help in build fuzzy logic in java. actually i did not have any idea how to built it. i want to built a fuzzy system using java for my final project. # i need a sample as my guide to build this system. # …

Hello I'm quite new to Python and would require some advice. I'm trying to create a picture viewer that changes pictures with regular intervals. The problem arises when I try to use time.sleep() along my go(), which changes the image. The code first loads images from a folder and uses …

>Write a Java program that recursively reads ten names from a file, and then outputs the total number of characters in the names, the list of names, and the list of names in reverse order. All looping must be performed recursively. > Jay Walker Erol Flintstone C. Erol Madre Billy …

Hello I have been trying to get past certein exercises in Pascal but for some reason I always run into problems that I don't understand. I have the following (synthesized) TYPE Triangle = RECORD x, y, z : word; END; Triangles = ARRAY OF Triangle; {more code} TriangleSize : integer …

hetThe code is the executing fine,but i need to keep a pointer variable to return the last index of the array //for eg if i enter n as 20,my lastindex is 19,the pointer will return the lastindex... void sort(int a[],int *,int); void swap(int a[],int *,int,int); int main(void) { int i,n,a[100],b[100]; …

can anyone help me in this. **what is top level class in java?**

I'm still stuck on my number guessing game. (The program guesses the number the user inputs)I have wokred out some kinks but i am stuck again. I have a bunch of stuff but i am focused right now on getting the program past asking if the first guess of 50 …

Hi, Can anyone guide me that how to create interactive graphics (like the following link) 1) http://www.nytimes.com/interactive/2009/03/10/us/20090310-immigration-explorer.html. 2) http://www.guardian.co.uk/business/interactive/2012/oct/17/eurozone-crisis-interactive-timeline-three-years. I am new to languages and dont have any specific knowledge.So any suggestions from where to start,any self help tutorials web links or websites,etc Thanks, Viv Please try this link http://www.marijerooze.nl/thesis/graphics/

i've just started learning the C# language and this is my first program to use threads. I don't understand why the consumer thread doesn't get called( only after the producer has stopped)and when it gets called it doesn't consume anything, also I've noticed that the majority of produced elements are …

i made a login table and i am filling records in it through my datagridview but when i delete all the records and make the table empty and then when i put the record in the login table it takes 1 no ahead of last deleted record .i want it …

**Write a single Program in Java that illustrates the use of following Object Oriented Programming (OOP) features Classes Objects Inheritance Methods State**

Hi, I am trying to get a rounded-rectangle Label, this method has worked fine for my TextBox, and seems to work for my Label except the Content doesn't appear (ie, there is no text). When I remove the <Setter Property="Template"> section, the label goes square but the text is visible. …

I am a huge rookie when it comes to VB, I have written a small macro to open a report in excel, set the column widths, and extract data to a spread sheet. The main issue I have is that I have to manually open each file as the macro …

I am studying performance analysis and character instance gets brought up a lot. I am unclear to what this means. It also talks about functions of instance characteristics. Can someone elaborate?

Hello, I'm creating a word guess game for an assignment. I am nearly finished, but I am having difficulties with one function in particular. I have a function that checks if a str is part of a list of list of str and returns true of false. Now I am …

Am trying to draw image on jpanel or jlabel when button is been click on, so i added actionperformed on my button as follows. private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) { // TODO add your handling code here: Image imag = new ImageIcon(this.getClass().getResource("img/top_bg.jpg")).getImage(); showPix1.setLayout(new BorderLayout()); showPix1.add(new paintPhotos(imag,20,20), BorderLayout.CENTER); } I have a …

StringBuffer sb = new StringBuffer(new String("Hello")); //Case 1 StringBuffer sb1; //Case 2 String s = new String("Hello"); // Case 2 sb1=s; //Case 2 StringBuffer sb3; //Case 3 sb3 = new String("Hello");//Case 3 Case 1 compiles fine and outputs *Hello* but Case 2 and Case 3 gives compiler error saying incompatible …

I have an usb-camera with its drivers and dll with some funtions to use this camera in my solutions. I want to use it in any wide-spread applications, to be able just to choose and use it in Skype, for instance. So. I want to develop some soft that will …

I'm trying to find a solution to protect all the software developed in the company I work in. Till now we've been working with hardlocks, but we are trying to cut on expences and wanting to develop our own software protection system. I know that there some free tools, like …

Hi, I want to get last working day data from database(SQL database). For example, if today is Tuesday, I want to get Monday data. I can get the data directly using strtTime = Date.Now.AddDays(-1).ToString("yyyy/MM/dd") & " " & "06:15:00" But the problem is if today day is Monday. Since the …

hi, i'm new to java ,can any one please tell me what is iterator in java?

so i know japplet, jframe, jdialog, jwindow, jpanel windows to create gui. japplet = you use japplet for website with no resizeable or main buttons jframe = ??? ... try to explain as much as you can. i want to know adv and dis of these window.

`** # I know it should be written that : ArrayList ar = new ArrayList(); while(rs.next){ int mxtype = rs.getInt("mxtype"); } int mxtypes[] = ar.toArray();//here will be point out ,need to convert to ...... # **`

My logic for run background music when click button. b.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent e) { ContinuousAudioDataStream loop=null; AudioPlayer mgp=AudioPlayer.player; try{ AudioStream bgm=new AudioStream(new FileInputStream("C:/Users/Public/Music/Sample Music/Sleep Away.mp3")); AudioData md=bgm.getData(); loop=new ContinuousAudioDataStream(md); } catch(IOException ex){ } mgp.start(loop); loop=null; } }); Hello EveryOne, I am new to Java and creating a small …

I am writing a java netbeans platform application that alerts end users when certain dates, conditions are met, etc... So I want to give the option when the end user installs the program of whether or not the program starts when they log into the computer or not. I also …

Hello!!! mmm am learning OOP in Java ... and now I'm facing a prob in reading/writing .txt file here's my code: import java.util.Scanner; import java.util.Formatter; import java.io.File; import java.io.FileNotFoundException; public class Tester { public static void main(String[] args) { Scanner scan = null; Formatter formatter = null; File fileI; File …

Hi all – I am a project manager with no real development experience. As part of a project I am working on I need to develop a web based SMS texting application with added functionality as follows: 1: The system has basic web textout functionality so that lists of mobile …

## im begginer of c language n working on turbo now days,please tell me how can i repeat a program after run one time. i use while but on press any key this program run every time no exit.please correct it ## main() { char again='y'; while(again=='y'||again=='Y') { int a,b; …

Is it possible to set Environmental variables other than the ones set by default. I am trying to build an application though it keeps on telling me that it needs a file from another directory which doesn't seem to be in the include path. I am using a Mingw compiler …

i need help. i want to make sure that people can ask how many question the want to answer in my quiz. how can i do that? # make input equal to Python3 style input even in Python2 try: input = raw_input except: pass print("Welcome to my yes or no …

I would like to, if cleanly possible, start a timer after a textbox length has reached a set amount of characters. The timer interval would be set at 'x' amount of seconds and would call my save feature, but I haven't really done anything with timers and not totally sure …

Hello , I was wondering if I could move my form or any other object with my arrowkeys in vb.2010? I found out how to do this in vb6 but this function can't be used in vb.2010 and can't find the replaced function anywhere. If anyone can help me , …

-My code sutomatically adds a hyphen at certain positions in the string, but I am unable to delete the second hyphen if I want to edit what I've typed in before that. Is there a way to fix this? Private Sub txtISBN_KeyPress(sender As System.Object, e As System.Windows.Forms.KeyPressEventArgs) Handles txtISBN.KeyPress If …

hi my all dear respected i am student and want to learn vb.net please guide me in it and then i also make any in this envornment as

hello. I have a 1 button namely "Increment" in form 1 and a textbox in form 2 I use this code to increment by and hide the form Dim i As Integer = 0 Private Sub Form1_Load(sender As System.Object, e As System.EventArgs) Handles MyBase.Load form2.TextBox1.Text = CStr(i) End Sub Private …

Hi, I need a little help here. I'm Using vs 2005 with ms access 2003 database and finding myself how to get rid of this error "Syntax Error on UPDATE Statement" can you take a look at my codes below and tell me what's wrong? Thank you. Public Class Transactions …

Please, I need help. I have an aplication in Visual Basic 2010 and database created in Access 2003. It's very simple database, it has two tables named 'doctors' and 'patients'. I want to itegrate databse into VB. I used Wizzard to integrate. Now I have Binding Navigator (with buttons Next, …