Software Development Forum

I am trying to get quite a large number 0.00012354684 to X required decimal places. Using <iomanip> and setprecision() but I cant seem to get it to work. Could someone please give me a small example. Thankyou, Regards X

I have 8.5 million combinations which are then put through 30 if statements. Then final output. Now I havent tried this yet BUT I dont think php will let me make a 8.5 million length array nor will C++. So what else can I do? Are there any other lanuages …

[code=java]import java.awt.Color; import java.awt.BorderLayout; import java.awt.event.*; import javax.swing.*; import java.io.*; import java.net.*; class SocketClient extends JFrame implements ActionListener { JLabel text, clicked; JButton button; JPanel panel; JTextField textField; Socket socket = null; PrintWriter out = null; BufferedReader in = null; SocketClient(){ //Begin Constructor text = new JLabel("Text to send over …

Hi, using VB 2008, I have a datagridview bound to a datasource and want to position to a row based on the value keyed by the user in a textbox. I can sort of accomplish this with one line of code on the textbox changed event i.e.: Me.BindingSource.Position = Me.BindingSource.Find("ColumnName", …

for this code I need to set string d to char c, can anyone tell me how to do it? [ICODE]public static void main(String[] args) { int n; int m; String d; char c; Scanner sc = new Scanner(System.in); System.out.println("Input Integer: "); //get the value n=sc.nextInt(); int answer = sum_upto(n); …

Hello to everybody! I'm new in Python ... and have some problem with reading Excel... no matter that I've set format in Excel Text (for all my available data) - it get float value from it... Ok: here is the code: <code> import xlrd book=xlrd.open_workbook("C:/Py/aaa.xls") sh=book.sheet_by_index(0) print sh.cell_value(RowN,CellN) # it …

Thank you Vernon, the money does decrease, but when I buy a pistol for $200 and go to stats it says I have $0 and 50 pistol ammo witch is correct. When I save it though It basicaly erases everything. I opened the file. It said this: 0 0 0 …

hi!! i just started programming some stuff in c++. i made a simple program that compares a number given by the user to 0 n say if its cero, positive or negative. [code=cplusplus] // num_positivo_negativo.cpp : Defines the entry point for the console application. // #include "stdafx.h" #include <math.h> #include …

I have just started using C++ for the first time and I love it!!! First problem I have encoutered proably a simple one but [code] for (int a=0; a<10; a++) { for (int b=0; b<10; b++) { for (int c=0; c<10; c++) { if (b == 5) { break; beak; …

Hi all, I have a sample.bat file . I want to execute that file 10 times . I dunno command that executes bat files .

I'm trying to read a text file into a do while loop. For some reason I can't get it to countinue until ants = 0 . there are two different simulations, once ants go to o the counter needs to reset and do another simulation. Can someone help me? the …

Hi everyone! I want to have a coin toss on my program: i have two images (a heads and tails) and i want the user to click on a button which will generate one of these pictures randomly. There's all this code on how to create a random number generators, …

Hi, When i click on a datagrid, the selected row's id is added into a text or combo or listbox. User will see and navigate through the added items but, can't change. What is the best way to do this? I need to disable changeable property of text or combo …

Hi, I fill the Dbgrid with information that come from database via adodc connection. Is there any chance to add checkbox across the each records listed in Dbgrid? I will check one or several particular records and update them with a record stored in a textbox. For example; [code] ....UPDATE …

How to get the NAME of the passed parameter ? Eg. in the example below how to get printed , inside my_func() , value = "test_var" [code] def my_func(aaa): [INDENT]print aaa # <---- this will print the VALUE of passed parameter 'aaa' [/INDENT] [INDENT]# ..... but how to print the …

[B]hi all, i try to move it to the up and resize it but i can't, can an one help me, by give my the code for this frm [/B]

Hi I was trying the code written in the following URL http://support.microsoft.com/kb/117565 to get the information about the page size But when I try to run the program I am getting the following errors: `CMyView' has not been declared `CSize' was not declared in this scope `CMyView' has not been …

i am new to c#. I want to write a windows app that will display a txt file in a new window.

I have a list of choise. All i want to do, is when i click on a element - to show the string of that element. Suppose i click on "Pizza" element, then i should to get at console (with System.out.println()) the word -Pizza. Any ideas or example will be …

I am writing the following program that calculates the average of a group of test scores where the lowest score in the group is dropped. It has the following functions: [LIST=1] [*]void getScore()-should ask the user for a test score, store it in a reference parameter variable, and validate it. …

What version of MS access is compatible to VB 6.0??? And any other application beside of access you can suggest. Thanks a lot...

I'm trying to create a contributor class with one enumerated type. I took the member functions from the header and put them in a cpp, but I get an error for the enumerated type when I try to compile. Is it because I haven't written a code body for that …

Is there a way that after you store something, such a Rectangle, to an object variable, say, Object x, that you can then look at object x, and determine it is indeed a rectangle, allowing you to use Graphic methods such as draw on said object?

Hello, I am having problem with strings within structs and was wondering if someone could help. I have a struct, i.e. [code] #include <stdio.h> #include <strings.h> struct feeling { char *emotion; char *emotion_options[20]; int num; }; [/code] which i then pass to a function via reference, i.e. [code] int main() …

I started Python, imported Tkinter assigned Tk() to root, imported snack and initialized it. i then made a sound object, read a sound from the hard drive and then played it. i couldn't hear any sound though. any idea what the problem may be?

Hi, I have a program: [code] def AdjacencyMatrix(dim, pairs): matrix1 = (zeros((dim,dim))) for (first,second) in pairs: matrix1[first,second]=1 matrix1[second,first]=1 print '\nAdjacency Matrix\n' print matrix1 [/code] But I get an error: TypeError: 'int' object is not iterable Can anyone help? Thank you!

Hey, I decided I should probably read a book to learn about C++ considering there are so many and etc :P. My parents said they would buy it for me, but I just wanna make sure it is gunna actually be a book that will teach me alot and hopefully …

[code=cplusplus] #include <iostream> using namespace std; const int capacity = 20; string tax_payers[capacity] = {"jane", "tom", "jerry", "joe", "annie", "mary", "kate", "steve", "sarah", "paul", "petra", "peter","elaine", "noreen", "sean", "niamh", "donal", "john", "marie", "colin"}; double income[capacity] = {21000.0, 16500.0, 120000.0, 16000.0, 38000.0, 62500.0, 14500.0, 28500.0, 13500.0, 27500.0, 15000.0, 44000.0, 18000.0, 21000.0, …

I have written a program in which there is a board and the balls should travel from one place to another.i need to provide a delay when i draw the ball in new position and erase it from previous position.I used delay() funtion on turbo c++.but on gcc compiler on …

I'm working on a problem in the File Processing chapter of my C book, and I've run into a few problems. I'm sure they are probably minor but I've been playing for a while and can't figure out why they are happening. First: When printing a text file containing the …

Hi Everybody I am stuck can somebody help me please. I am testing a very small portable barcode scanner. After scanning I need to upload the scanned data. I am in VB6 I am using the mscomm1 control I tell the scanner to send the data. I have a [B]OnCom[/B] …

Hello guys :) I hope all are alright ;) I'm using HashTable to make a program that reads a string from a file.. when I run it, it gives me the message of error (Don't Send) << I guess all of you know this message.. this is my code [CODE] …

Hello everyone, I am having a problem with a function I am working on. It has to do the following: [quote]Outputs the null-terminated string pointed to by s starting at row row and column column, in a field of length characters. As with dtioCursor(), the row value 0 refers to …

Hi, I am unable to set the size of the DirPickerCtrl. The 'Browse' button is getting placed behind the textbox. Please help me out with this if anybody has worked on it. Regards, Dinil

I need an if statement that will run if the value is not a number. I am unsure how to do this in python I have tried looking around and I can't seem to find what I need. If Input is not <a number> Also if you can help me …

Hi, I have some question to ask because I don't understand why is it happening like that. I have 2 polygon created and displayed. I've make mouseDown, mouseUp, mouseMove event. (For some movement for the polygon) Now i wanted to implement keyUp(pressing delete button from keyboard, then delete the polygon) …

I am trying to create a simple program that starts up steam from my computer. I have a shortcut on my desktop of steam and when you double click it, it runs the process "steam.exe" When my program executes the line of code "system("start steam.exe")" I get an error saying …

Hi, I have encripted password column in my table. I use VB6 code below to check password but it doesn't work. I think i have to call a function to decrypt it. Where and which function do i use in my sql code below with text1.text. Thanks [code] .......WHERE psw=' …

I wonder how it is possilbe to access the first listitem in the listView. I know that each item has an index like the listBox Control and that you could access them with the member ->SelectedIndices but when writing the code below, the compiler says: [I]'==' : no conversion from …

Hello, I have four textboxes in my calculator. Textbox 1, Textbox 2, Textbox 3 (acts for the Operand) and Textbox 4 (the result). I have a button called Result and when clicked, I want the result to show in the 'Textbox 4'. How would I go about that. Also, when …

I am making a program to list all files in a listview (currently it lists the file name, file path, last access date, and size) in a specified directory, and I want the user to be able to select files using checkboxes, click a delete button, and see those files …

[code=PHP] Name: <?php print $_POST['nameField']; ?> <br/> Age: <?php print $_POST['ageField']; ?> <br/> Comment: <?php print $_POST['commentField']; ?> <br/> [/code] [B]How do I do the same thing in C#?[/B] Thanks :icon_question:

Can someone tell me how to add a static library file to a project in visual studio 2007.

I want to change the cursor in my program to a custom one that i made... Help plz?? I`ve tried all I know...

HI, I have been wondering how to make a program with the XP style buttons, edit boxes, etc. in it. I have made a GUI, but it's ugly. How can I make the controls look like the ones on say, a windows property sheet or something like that? I have …

Hi :) I have a question, if you don't mind =] (What is the situation where quadratic probing is better than chaining?) I guess (as I'm thinking) while searching? maybe? because if the Hashtable have a lot of elements in chaining it'll take a lot of time searching the Hashtable …

I just need some code that will return a string of the name of the current activated window title/name. I've spent almost hours looking for a simple example though... ================================================================ I've seen other people say to hook windows messages and listen for wm_activate, and others... I already have when to …

Hi, I wanted to know how do I create the exact polygon(trapezium) in my main form. I've now created a class "PolygonShape" and inside there is this code(this is a shape of a trapezium): [code=c#] protected override void OnPaint(PaintEventArgs pe) { // Create pen. Pen blackPen = new Pen(Color.Black, 3); …

Hey all! I've been struggling with a problem for a week now, and it seems that I'm stuck. PROBLEM ONE: I'm trying to make a "Dynamic" Combobox? Well, I'm trying to read in an XML file, and based on the number of Nodes in that file, i wish to create …

Is it possible to send something like, a Frame or Applet to a target computer? If not, how would I set it up so that two users from two different computers could interact with the same JFrame or JApplet? Edit: No I'm not asking for code, just general advice*