Software Development Forum

import java.util.Scanner; public class BookRentalSystem { public static void main(String args[]) { //Declaration of variable and instances String bTitle, bType, bAuthor, bISBN, bStatus, search; int choice = 1; int bCount = 0; boolean found; Scanner input = new Scanner(System.in); Book[] books = new Book[5]; //Executing user's selection from menu. Exit …

Hi all, Im trying to read an int from a binary file.. (As I have done many times before) [CODE] int chunkLength=0; fileRead.read (reinterpret_cast<char*>(&chunkLength),sizeof(chunkLength)); [/CODE] I know (and can see) that the file contains the bytes 00 00 00 0D, so to the best of my knowledge the int should …

Here is my program: [I]#avg2.py # A simple program to average two exam scores # Illustrates use of multiple input def main(): print('This is a program to average two exam scores') score1, score2 = float(input('Enter two scores separated by a comma: ')) average = (score1 + score2) / 2.0 print('The …

Can anyone help me with doing problem 12 on project euler? The question is asking which triangle number has more than 500 factors. The first few triangle numbers are: 1, 3, 6, 10, 15, 21, 28 ... Hope you understand the pattern, cause a can't explain it in words vary …

Where can I find sample client-server program using poll. Or if someone has it can they share it.

I want tu use more than one form in my project and be able to code a button or something that will do that. I tried this on Form1 and it worked. [CODE]Public Class Form1 Private Sub Button1_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles Button1.Click 'Goes from this …

ive got a sample game from college and i would like to open it a see how the game is but when i open it a blank window appears like ms dos and then closes i wonder if anyone could help out. ive installed python 2.5 and pygame. the code …

after complete all process when I press finish then show a msg: "unexpected error number 70 has occured: permission dinied." what I need to do.

I must be overlooking something simple here, but I have no clue why it says that it is going out of bounds. Here is my entire program... [CODE]import java.util.Scanner; import java.util.Random; public class MadLib { static Scanner input = new Scanner(System.in); static Random rng = new Random(); static String t[] …

New to VB and using Visual Studio 2008. Trying to declare variables and arrays that can be used outside a specific procedure. I want to make the variable universally available within the program. I think I know how to do the declaration, I just can't find where in the code …

this is my first program using more than one method. while i like it because of its modularity and cleanness, i despise it for its multiple new problems it introduces into my world where i was just getting the hang of the old style. i am supposed to be doing …

Hi All I Importing a Excel File to a DataGrid . I want to filter some rows have the code of "91" and "90" for i.e. in the [COLOR="red"]Column of "A"[/COLOR] : so , I added manually , A column in the DataGridView , name [COLOR="red"]"Column1"[/COLOR] . now when i …

Hi Guys, Can you help on the abovementioned title of this thread. Thank you very much.

Hello all. I have a small problem, i need to recieve a 8 digit number for example: 12345678 87654321 and so on. After i need to devide the value and use the int as a array, something like int i=123; System.out.println(i[1]); It should return 2 (therocially), but obviously the doesnt …

Hey, I was just wondering how do I make my edit boxes so that when the the tab button is hit the cursor will go on to the next edit box in windows API. I've done some research on functions that deal with the cursor but I can't string them …

I have a templated class set up like so: [code=CPP] template<typename T> class treeNode { public: bool operator==(const treeNode<T>&) const; bool operator>(const treeNode<T>&) const; void print(); T field; int key; }; [/code] Using the > operator as an example of my problem, I have it overloaded like this: [code=CPP] template<typename …

Hello all, I am writing a java application where I have a Jtable with checkboxes next to the data. If the user checks a box, I want to store a specific value from the data table. I can do this inelegantly by setting setCellSelectionEnabled(true) and adding the following to the …

Hello everybody. I'm trying to get the current directory, save it, changing the current dir, then coming back to the previous one. My code so far [code=asm] TITLE ep1_7 .MODEL SMALL .STACK 10h .DATA msg DB 'Current directory:',0h msg_l equ $-msg buff db 64 dup('$') ;f_handle dw 1 dup(?) .CODE …

Hello everybody, Hope everyone is fine over here. Well .. actually, i am developing a networking application, or a client-server application where many clients on a LAN will connect to the server. Actually I am a bit confused with the database part, one of the features of my application is …

Hi i will describe my problem. When focus is on TextBox and we press ENTER or ESC then we will hear that sound. I'm trying to disable that. Did any one got that problem before ? I was trying to create my own SilentTextBox which will inherit from TextBox and …

if and if-else statement: you will have to write a program that reads a 4-digit positive integer from the user and prints out the following information on the screen: 1. Whether the positive integer is an odd or even number 2. (display) The odd digits of the integer 3. (display) …

Hi, Has someone got a code of skip list(in link list). Skip list is a list through which we can do binary search in a link list Thanks....

Hi, Newbie to this python lark so please forgive any silly questions - thank! Have installed various versions of python from 2.4 to 2.6 all with same issue. Current install is 2.5.4 AMD64 on XP64 platform. Python IDE doesn't do anything at all Python command line reports >> 'import site' …

Hello , I have just started dealing with OpenCV and tried to open an sample.I am using version b4a. And when i opened a sample source file(for example:face detect). I compile source file(face detect) and it(visual stdio 6.0) gives 0 error or warning. But when i tried to run it …

I have the following integral function with Simpson's rule: [CODE] typedef double real; typedef real real_func(real); real Integral(real_func func, real a, real b, unsigned int N = 1000) {...} [/CODE] It works like: [CODE] real myfunc(real x) { ... } Integral(sin,1,2); Integral(myfunc,1,2); [/CODE] But does not work with a public …

I am not able to find a good MFC Tutorial. Do anyone has got a link for a MFC Tutorial which consists from basic to advance.

Hi I have a problem which i cant seem to solve or font really know where to start im only starting learning c# so dont have a lot of experience. Basically my problem is that i intend to loop through a directory of .tif images which contain BW and Colour …

Hi, I want to generate an unpredictable random integer number but i dont know how. Below is my function to generate between (1 to 8)which keeps returning '6' on first run which is predicted and also, i dont want the numbers to repeat itself. Private Function RandomIt(Hv As long, Lv …

Hi, from my understanding, if you initialize an object without the "new", it will be only saved in the stack. If the method exits, the object is destroyed. Is that correct? What about this code? [CODE] int main() { string xxx = getText(); cout << "from main() " << xxx …

I am just new in C#, somebody can you give me code for MS SQL server connection, on how to call records, add, edit and delete records...THANK YOU

Hi I am trying to insert data into a sql server database table using sqlDataAdapter and adding newrow method.But the values entered are not saved in the database.What I did is............ [CODE] string sql = "Select * from Users"; dataCmd.CommandText = sql; SqlDataAdapter da = new SqlDataAdapter(dataCmd); da.SelectCommand = new …

Hello all, I am writing a program that implements a parser for the grammar. One of the methods I created is a boolean method which returns true or false depending on if a character is an expression. The compiler is saying "this method must return a result of type boolean" …

hey im a freshmen in hightschool and i need to learn to code, i was hoping some one could tell me the the [COLOR="Green"]visuial basic [/COLOR]version of this [COLOR="Red"].NET [/COLOR]codeing and i know i made a few mestakes Dim Name As String Console.WriteLine("your name here" {} ) Dim Name As …

I have no idea how to fix the compile warning. Y:\Development\Java\Mileage\Mileage\src\my\Mileage\MileageUI.java:296: warning: [unchecked] unchecked call to add(E) as a member of the raw type java.util.Vector dataList.add(doctorData); Appreciate some suggestions. Thanks..

Hello all, I am writing a program for a class that implements a parser for a given grammar. I have already successfully written it in c++ and now I have to also write it in java. The string to be parsed is a string array in my program and when …

Hi, I was hoping someone could help me with a C++ string problem. I currently have my program open up a file, read the contents into a string, and then I am trying to look for certain key characters in the string, like < and </. In short, I am …

Helllo all, well I am trying to split a file on the basis of space first and then trying to join it with "-" but i am not able to do it, can sumone please suggest what should I do in order to do it. I am attaching the required …

Hello, I was just wondering if the hlt instruction would produce a blinking cursor at the command line until enter is pressed or if its use is not noticeable to the user. Google wasn't too helpful for the specifics of the instruction. Thanks!

Dear all, There is some errors in the code that I can’t seem to spot. The code is [CODE]# include <iostream> using namespace std; int main () { int N; // Declaring and initializing variables int n=0; int i=0; int fact=1; cout << "Please Enter an Integer" << endl; // …

Hi, Im new to DaniWeb and C++ and was hoping some of you more experienced tech fellas could help me out with a problem. I want to open a file, then read it by 5 characters at a time by putting it into a [CODE]char[5][/CODE] type of array, then analyze …

Alright, so my issue is that I have a staff profile. When you press the button it brings you to the Edit Profile page with text boxes with the original information in them so they can be edited. Now I ask for the edited information to be updated when the …

I have an array of numbers and want to print out how many of each number there are in the array. My method works but I was wondering what a more efficient way of doing this would be. I figure a loop would work but I haven't figured out how …

I've attached some .h and .cpp files so that you can view the code I am having trouble with. Basically the following errors are being thrown: Error 2 error C2059: syntax error : '{' c:\users\simon\documents\visual studio 2008\projects\objects\sprite.h 19 objects Error 3 error C2334: unexpected token(s) preceding '{'; skipping apparent function …

First look at attached picture. As you can see there is few check boxes. I would like when I click Install it run selected components (mostly .exe or .bat file) If I'm sure I need to add some code to event handler of Install button? Now in event handler there …

Unfortunately, I couldn't find a suitable thread already so please forgive me if there is one already... but! This was a project due today which I just bit the bullet and left out one part of. Here is my problem: I am building a circular doubly linked list with a …

OK, so i need help adding my total_points = temp1 + temp2 + temp3, but everytime they just equal 0. This is a student grade class average program, where you enter a student's info, it gets calculated, then you add the next, after entering all studen't you have to figure …

Hi, I am fairly new to java and have been playing around with scanners and while trying to understand this problem I am running into an error "Non-static variable vacation cannot be referenced from a static context" Obviously this isn't quite a completed program, but I am not sure why …

I would like to automatize for example Java Installer to install Java without any additional user input. When I run Java Installer.exe I see following picture (attached, 100.png) I would like my program (whatever, console or something else - I don't know what) to automatically press Install button and bring …

I'm writing a pennies game in which a player and the computer take coins from a pile until only one remains. The trouble is I keep getting an error saying "warning C4700: uninitialized local variable 'nuCoins' used" though I thought after the user input a value it would be. Any …

Hello all, I have used this code throughout this application with no troubles. I am creating a datatable, and the data is a result set returned from a sql query to an oracle 11g database. I'm creating a TableModel class that overrides the AbstractTableModel so I can add fetures to …