Software Development Forum

I want to do x=[1,2,3,1,1,2,] y=[1,2] x-y=[3] but when I write z=[set(x)-set(y)] if gave: z=[1,1,2,3] how I can do it?

[CODE]#include <iostream> #include <fstream> #include <string> #include <sstream> using namespace std; int main(){ fstream First("firstt.txt"); fstream File("file.txt"); string firsttime; string blah1 = "enable"; string blah2 = "disable"; getline(First, firsttime); if(firsttime!="not"){ First << "not"; cout << "first time settings (to be changed at file.txt)" << endl << "allow every one enter? …

Hello. I have tried numerous string permutation methods, and they work, but not for what I need. I need to permute a string such that I don't get any reversals: abcd abdc acbd acdb adbc adcb * bacd badc bcad bcda * see how these are reversals of each other? …

Hii I have been converting a file into its hex value.But cannot convert it back into same exe value Let me get in detail Here is the code [ICODE] Imports System.IO Sub Main() Dim fileName As String = "ABC.exe" Dim data As Byte() = File.ReadAllBytes(fileName) Dim fs As FileStream = …

I am going mad trying to sort this logic out lol [CODE] Public Sub Panels() If RadPanelSearchCur.Visible = True Then RadPanelTenant.Visible = False 'RadPanelProp.Visible = False RadPanelTenantEdit.Visible = False ElseIf RadPanelTenant.Visible = True Then RadPanelSearchCur.Visible = False 'RadPanelProp.Visible = False RadPanelTenantEdit.Visible = False ElseIf RadPanelAddTenant.Visible = True Then RadPanelSearchCur.Visible = …

Here's what I'm trying to do. I'm making a program that uses an array to store a deck of cards. I have other code written that converts a number between 1 and 52 into numbers and suits. My only issue is that my code to randomly put numbers into the …

I'm just starting out in C/C++, and I want to make a simple socket server script. It will be compiled on mac/linux and executed from terminal. Just want a simple script that will: - allow multiple clients to connect to the server on a specified port (they will be using …

is it possible to use the Fkeys, i.e. F1, F2,...F12, as input in any way?

Hey :D So I got two forms, form1 and form2 when i click on a button on form1, it will show form2 and hide form1 once, on form2 i got a button "cancel", when i click on that button i need to close it and unhide form1 and not open …

So, I'm trying to get an image from the webbrowser in C# and for some reasons every second / third time it does it, it return a blank picture with the right canvas, instead of just getting the image, and I cant just download it, unfortunately thats not possible, so …

I wrote the following code for inserting the value in table company_db & database is Company_DB but the value are not inserted into the table table shows null values the code is below: [CODE]Imports System.Data.OleDb Imports System.Data.OleDb.OleDbConnection Imports System.Data.OleDb.OleDbCommand Public Class Newcompany Inherits System.Windows.Forms.Form Private Sub Button1_Click(ByVal sender As System.Object, …

Hi all, I really need your help on this as I am just learning Java. I do have an error message which says "cannot find symbol on line 23. Many thanks. [CODE] import javax.swing.JOptionPane; public class averageRainfall { public static void main(String[] args) { //declare variables String[] Month = new …

Error C2662: 'Event::GetTime' : cannot convert 'this' pointer from 'const Event' to 'Event &'. This is my code: [CODE] #include <iostream> #include <queue> #ifndef Person_h #define Person_h #include "Person.h" #endif using namespace std; enum EventName { _SendMessageToUserInterface, _SetPNOld, _IntroduceInfection }; class Event{ int time; EventName name; Person person; public: Event(int …

This is what i've made so far. [CODE]#include <iostream> #include <conio.h> using namespace std; int main() { int b=1; for (int i=1; i<=5; i++) { for (int k=1; k<=i; k++) { cout<<b; b++; } cout<<endl; } getch(); return 0; } [/CODE] The output is as below 1 23 456 78910 …

In one of the books I'm using to study Python I keep seeing things like: [CODE] class Application(Frame): super(Application, self).__init__(master): self.grid() self.bttn_clicks=0 self.create_widget"""which is another function in the class"""[/CODE] Why is the super necessary for the class if the class it's calling is itself?

hello every one, i ask for some help i would like to write program that enables the user to insert a photo into the picture box by clicking on a button. i used the following but it is bringing an error [CODE]pictureBox2.Image = Image.FromFile("path");[/CODE] Thanks

Hi, Can you give some practical example of association, aggregation and composition which will make this understandable. regards,

Hello, I am trying to bind an Access database to a MSChart control in VB Net 2008. I have a test database populated with four fields SAMPLE-Date\Time, Values-Number, MAX-Number and MIN-Number. I'd like to only display the rows that fall within a specific date range but I'm running into a …

Hi all, and thanks in advance for your help. I am trying to write a Linq to XML query that will test attribute values in multiple elements and return the possibly multiple qualifying entries from a main element. The XML I'm looking at is basically like this: [CODE]<ContentList xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" …

can you help me to code a vb.net program.. i want to have a button that if i click it will add a table in the sql server database.. tnx :)) i really really need this code i only have 1 week to finish dis project :))

hi all, i am trying to do a mini project in java which is totally console based. please suggest me few topics for it...

is it possible? i would like create Q&A game with a countdown-timer. if timer=0 then stop the game. how can i do this? Thank you

Dear All, I have read dateTime field into a string from mysql database and in my java I have another dateTime in string format and in same format as the mysql date time and would like to compare both to see which one is before?

Hi i Am A Newbie In This Website So Please Go Easy on Me. I Have Baisc Knowledge of C++ And I Do Projects on A Daily Basis, But I Have Never Tried Anything Related To Networking .So I am Asking How Can I Make A Chat Program With 2 …

Hello everyone, i write mostly in java but have recently started picking up c and c++, and i was wondering if there was an equivalent to the java date class in c++ or c? I've searched for a date.h and came up empty.

Basically I'm wondering what a sensible approach to learning Windows driver development would be. I have a logitech mouse that logitech decided to drop support for Vista/W7 on, and I'd like to write a driver for it but if that isn't possible it's fine and I would work with some …

Hi there, I am trying to get the words (city names) from a user input. For example, the inputs: [CODE] String input1 = "Pyeongchang 135135.13 531.351"; //Note: "Pyeongchang" is of one word. String input2 = "New York 3543.25 25352.523532"; //Note: "New York" is of two words. [/CODE] I need to …

I need the dates in a specific range.And i want to get the result in java manipulating from a MySQL database.Now how can i do so. Suppose there are 3 days 17.08.2011,18.08.2011 and 19.08.2011 .I want the dates in the range 16.08.2011 to 18.08.2011 .So how can i manipulate it …

Hi, I am learning to work in JAVA. I have gone through the basic concepts, understood and experimented small codes successfully. The point where I have been stuck is garbage collection, finzalize() method and System.gc() method. I have searched these on Google but all the explanations are in high-tech language …

I have been looking at tutorials in regards to isNullOrWhiteSpace to validate user input of a string. but i am unsure how to initialise the method. This is just a code snippet and all i am trying to do is place this in a loop to ensure if user presses …

Is there any easy way to view the full content of multidimensional arrays in VC++ 2010 in the debugger (or some other way I suppose)?

Dear Folks, When I iterate within the very bottom function under the comment "#Update conserved quantities" in this module using for loop (see below), I have noticed that the block of statements below it is not iterated, [CODE] """ """ from numpy import * from math import * from scitools.std …

I have a project.A shape game There are shapes and yours should be controlled by arrow keys.. you should crash with another to gain point. once you collide to a another shape, it should adopt the shape and the color. The problem is when i se,t for example, shape1 top …

I am making a program of a bowling tracker. I made four names and then I have to add specific dates they played and then the score they got on those days. Then print to screen the names, the number of games they played, average score, last games score and …

Hello, I have written some code that spans 5 different files, which are all in a folder called Employee. The code runs fine without a package, but i have an assignment to package them. When i try to compile the object method which contains all the get and set methods, …

Hey everyone, I've tried extensively to find a thread like this already, so I hope it's not a repose. Basically, I have a program with a nice GUI (Tkinter) which has a frame which takes in matplotlib figures. I am able to connect the plots to the Tkinter frame this …

I know how to print forms in vb but i wanted to change the page orientation to landscape but the code in the help file is [COLOR=red]:evil:form1.orientation=1 '1 for landscpe and 2 for prtrait:evil:[/COLOR] [COLOR=#ff0000][/COLOR] [COLOR=black]this doesn't work please help[/COLOR]

Hi I am trying to save settings on close I have the following code [CODE] Private Sub MainSystem_FormClosing(ByVal sender As Object, ByVal e As System.Windows.Forms.FormClosingEventArgs) Handles Me.FormClosing My.Settings.firstRun = Me.RadCheckBoxFirstLoad.Checked = True End Sub[/CODE] and on form load [CODE] If My.Settings.firstRun = False Then RadPanelWelcome.Show() Else RadPanelWelcome.Hide() End If[/CODE] I …

Hi All, I am writing a program that saves quotes for writers to an xml file. Well I save my data to the xml file, but when I go to load the document I get this exception thrown at runtime. System.Xml.Xsl.XslLoadException was unhandled LineNumber=2 LinePosition=1 Message="Stylesheet must start either with …

I've created this application for some clients and for some odd reason it is not working for 1 of my clients. its seems to download a file no problem using this code [CODE] Dim request As FtpWebRequest = Nothing Dim response As FtpWebResponse = Nothing Dim respstrm As Stream = …

I am using netbeans 7.0 in windows 7. The problem I am facing is that when we design any frame in GUI builder of netbeans then it uses Windows Look and Feel always, so i need to design according to that. So as long as I use windows look and …

I'm writing an application in C#. I already have not empty .xml file but I want to add new values in it, without deleting some old. I have tried these codes: First: [code=c]FileStream docNewUser = new FileStream(@"C:\\MyApp\\MySubDir\\Data\\" + pr + ".xml", FileMode.Open); XmlTextWriter xmlNewUser = new XmlTextWriter(docNewUser, null); xmlNewUser.WriteStartDocument(); xmlNewUser.WriteStartElement("RootEl");//root …

Hi All, A newbie question and a really stupid one indeed:$ I want to store some incoming data into an array and then compare it with an array that I have defined. I am posting the program here but it is Arduino based and uses the Wire library. But I …

Hi! Im Im trying to read a some 32-bit registers from a PLC and check if a bit is set. If e.g bit number 8 is set then i have an alarm. If bit 9 is set then it is acknowledged. If there is an alarm i would like to …

[CODE]Imports System.Data.OleDb Public Class Form1 Public con As New OleDbConnection Public cmd As New OleDbCommand Public da As New OleDbDataAdapter Public dr As OleDbDataReader Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Dim oOLE As String Try con.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=E:\BOND\BOND\bin\database\RBIBOND.mdb;Persist security info=False;" con.Open() oOLE = …

Hi folks, I was wondering how I can differentiate between file types when using OpenFileDialog. I would like to be able to have the option to load different file types (as denoted by the Filter property) and handle each type in a different way. For example [CODE] Stream stream; OpenFileDialog …

Can any one help me to know how to deal with big numbers, like to count the number of digits in factorial of 5*10^9. or how to make number 20,000 decimal. array can store only to 10^6, if heap is taken the size could extend up to 10^9.How to deal …

How to set white back ground for disabled combo box??? I already tried setBackground.... But it didnt work like textfields.

[IMG]http://i25.lulzimg.com/29b7c6.png[/IMG] I used transparent panel and labels... used paint method to round corners... b4 using paint method panels were transparent but now one panel is transparent others are white... in properties it still transparent [url]http://www.mediafire.com/?l7tbtsh00w97pyn[/url] if i select wordpress category panel become transparent.. how i can solve this problem and …

My program generates a list of random or pseudo random numbers between a certain range specified by the user through the console. My problem is when the user, or in this case myself, tries to generate a random number list specified by entering true(1) in the console the output is …