Software Development Forum

Hi guys, I had a test the other day and missed a question out because it confused the hell out of me. I dont know if it was a badly written question or just me. Heres the program below: public static class Mailing { public static void SendTestEmail() { List<Person> …

Is there a way to get all contacts id's from outlook 2013 or 2007 to datagridview or combobox.collection list. Thanks

Hello. Well, im a little confused as to what exactly the terms Data Abstraction and Data Encapsulation mean: This is what i read: [B]Data Abstraction[/B]:data abstraction is a process of representing the essential features without including implementation details. [B]Data Encapsulation:[/B]: Data encapsulation, also known as data hiding, is the mechanism …

Hello, I am a bit new to vb.net. I was learning Database in vb.net . I have created a MS Access file. But when I Started my Visual Basic (vb.net 2008 Proffestional) and then I Clicked the Option Add New Data Type (In Data), nothing came. Can someone help me …

Following exceptions are `Checked Exception` or `Unchecked Exception` ArrayStoreException IllegalArgumentException

I have a button on this tabpage which, when a user clicks, clears all of the fields. However, I have set one textbox to a read-only textbox which has a counter in it. How can I programmatically clear all of the other fields, minus this textbox. (There are other textboxes …

exception is a run time error,then why exceptions are again classified into compile time exception and run time exception,in that case it should be run time exceptions only.please give explanation with suitable real time example

Hi! Have anybody seen Scot Meyers' video on Universal references? In order for a reference to be "universal" two requirements should be fulfilled : 1)variable should have double ampersand after it's type : sometype&& 2) the type should be deduced . The second point is somewhat confusing to me: despite …

> This compiles but does not show me any results? Why #include <iostream> #include <cmath> using namespace std; void dist(int x1, int x2, int y1, int y2) { double r1 , r2 , d ; r1 = sqrt((x1*x1) + (y1*y1)); r2 = sqrt((x2*x2) + (y2*y2)); d = sqrt((x2 - x1)*(x2 …

void init1() { static int yrs = 1; cout << "The value of yrs is " << yrs << endl; yrs = yrs + 2; return; } void init2() { static int yrs; yrs = 1; cout << "The value of yrs is " << yrs << endl; yrs = …

#include <iostream> #include <cmath> using namespace std; double dist(int x1, int x2, int y1, int y2) { double r1 , r2 , d ; r1 = sqrt((x1*x1) + (y1*y1)); r2 = sqrt((x2*x2) + (y2*y2)); d = sqrt((x2 - x1)*(x2 - x1) + (y2 - y1)*(y2 - y1)); cout << " …

> Write a C++ function named fracpart() that returns the fractional part of > any number passed to it. For example, if the number 256.879 is passed to fracpart(), the > number 0.879 should be returned. Have fracpart() call the whole() function you wrote in > Exercise 12. The number …

print "Let's practice everything." print 'You'd need to know 'bout escapes with \\ that do \n newlines and \t tabs.' poem = """ \tThe lovely world with logic so firmly planted cannot discern \n the needs of love nor comprehend passion from intuition and requires an explanation \n\t\twhere there is …

Hello programmers! I have been working on STL algorithms for some time now as a beginner, and I started doing an exercise, among which is the task of `use the fill algorithm to fill the entire array of strings named items with "hello"`. My code for this is below: // …

In the following program I'm getting the warning -> unused variable ‘fn’. I'm following along with a book so I don't know why it gave me that portion of code if it's unusable. Also, I don't understand this line at all. -> `void(*fn)(int& a, int* b) = add;` #include <iostream> …

I am interested in getting some opinions on the use of include files to sub-divide a large module into functionally related groups. What I'm interested in is opening a discussion on best practices and minimal requirements. Here's the scenario: I am working with a library with 200+ functions. They naturally …

import java.awt.Frame; import java.awt.SplashScreen; import javax.swing.JOptionPane; public class NewFrame extends Frame { public NewFrame() { // TODO Auto-generated constructor stub SplashScreen splash = new SplashScreen(1000); System.out.println("This is working"); } /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub //SplashScreen splash = new SplashScreen(2000); …

I am trying to write some information to an access database using OleDB but I get an error. I dont know what is wrong with it. I it something to do with my SQL code? // The program will make use of a text file for now but must use …

hi all i've been strugling with this error. could someone help me. below is the code stremail = "some@email" For Each store In outlookapp.Session.Stores strchecking = store.DisplayName outlookfolder = store.GetDefaultFolder(Outlook.OlDefaultFolders.olFolderInbox) For Each objfolder In outlookfolder.Folders For Each obj As Object In objfolder If TypeOf (obj) Is Outlook.MailItem Then MsgBox(obj.Subject) End …

I've been programming in java for almost 5 years now. I'm self-taught, so while I know how to program, I don't know some of the more formal aspects of computer science. So if i were to brush up my knowlegde on algorithms and data structures using java which books can …

(Linux) I just installed eyed3 for python using apt-get, everything installed fine but when I tried to import eyed3 I got a trackback error, no such module. Do I need to do something special to let python know where the module is at or do I need to move the …

In Turbo C , I am using bios.h to send and receive data on serial Port. I am using bios(2, 0, COM1) to receive data.... and bios(1, in, COM1) to send data..where (let int in=65 I am receiveing data from Port but unable to send... I copied code from [url]http://electrosofts.com/serial/[/url] …

I don't have a code that needs solving, but merely a simple explanation if possible from an example in a book. There isn't much explaining and I just need to know how this line of code checks to make sure the date entered does not occur in April. The [0-35-9] …

i am confuse about `paint()` method in applet .The confusion is that paint method is getting object as parameter of Graphics class like this `public void paint(Graphics g)` and i read that the Graphics class is an abstract class then how we create object of Graphics class and now you …

/* Written by HAYZAM SHERIF ! USE IT HOWEVER YOU WANT :D */ #include <iostream> #include <string> using namespace std; char name[100]; wchar_t words[100]; int choice; int main() { //main string userstring; string mystring; mystring = "THIS GAME IS COOL"; cout<<"Hello Welcome to the Code Game!"<<endl; cout<<"--------------x----------------"<<endl; cout<<endl; cout<<"Please enter …

I've hit a wall. I'm trying to open a .txt file and then copy it's contents into an array of character arrays. Can someone point in me in the right direction. I've been at this for about 2 days now and haven't made any head way. Below is a sample …

#include <iostream> #include <string> using namespace std; int main() { string x; cout<<"Enter Text : "<<endl; cin>>x; getline(cin,x); cout<<"The text entered was, "; cout<<x; system("PAUSE"); return 0; } Output that I get when I enter 1 word : Enter Text : LOL The text entered was, Press any key to …

Hi i m using my host to save mysql database.. when i fill the fields the data is saved ..but i m keeping getting this error ..and really the data input is saved i dont understand why.. the error i get thank you in advance com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The …

hii all, # this is one text file i want to extract data from # Datum/Uhrzeit,Sta.,Bez.,Unit,TBId,Batch,OrderNr,Mat1,Total1,Mat2,Total2,Mat3,Total3,Mat4,Total4,Mat5,Total5,Mat6,Total6,Summe 41521.880937(04.09.13 21:08:33),TB01,TB01,005,300,9721, ,2,27473.31,0,0.00,0,0.00,3,1790.40,0,0.00,0,0.00,29263.71 41521.922606(04.09.13 22:08:33),TB01,TB01,005,300,9741, ,2,27528.53,0,0.00,0,0.00,3,1795.30,0,0.00,0,0.00,29323.83 41521.964274(04.09.13 23:08:33),TB01,TB01,005,300,9760, ,2,27580.88,0,0.00,0,0.00,3,1799.97,0,0.00,0,0.00,29380.84 41522.005942(05.09.13 00:08:33),TB01,TB01,005,300,9780, ,2,27636.00,0,0.00,0,0.00,3,1804.86,0,0.00,0,0.00,29440.86 41522.047610(05.09.13 01:08:33),TB01,TB01,005,300,9800, ,2,27691.12,0,0.00,0,0.00,3,1809.75,0,0.00,0,0.00,29500.87 ## I am unable to extract date and Summe from this file ## 04.09.13 21:08:33 29263.71 04.09.13 22:08:33 29323.83 …

Hi Guys, How to write the contents of JList into a text file. i have a JList and i want to add the list elements to a text file. How to do this?

Hello. I recently begun using vb.net. I am creating a form application using Visual Studio Express VB 2008 and SQL server 2008. I have two forms. When the program start is not showing me any form. What is to be done that I could use two forms as one program. …

Here's the problem: Write a program that will input values for A and B. Compare two values inputted and print which of the values is higher including the remark “Higher”. So here's what i've done so far main() { int A, B; clrscr(); printf("Input Value for A: "); scanf("&d", &A); …

I'm writing a program that stores passwords into a char array then checks for 1 upper, lower, number and allows @ - _ . For some reason it won't read the special chars - unless I include this function, but when I do it only evaluates those in the function, …

Hi All, I need a perl script to generate the following Replace value in a column of one file with a value from second file File1 246 0.668 20.644 20.610 0.000 3 U 1.039e+03 0.000E+00 - 0 1673 1676 1663 1662 18 0.816 22.786 24.906 0.000 3 U 1.815e+03 0.000E+00 …

I have a textbox to enter date into a MS Access database. I've tried entering 29-02-2000. But it is saved as 28-01-1900 in Access. I've tried entering 02-20-2000. But it is saved as 01-01-1900 in Access. My system shortdate format is dd-MM-yyyy. My system longdate format is dd MMMM,yyyy. My …

When a user enters multiple keystrokes the meny prints multiple times. It should spit out an error and reprint the menu once...what gives? void mainMenu(char entries[], int index[]) { char choice; cout << "Please choose 1, 2, or 3.\n"; cout << "1. Save a new password\n"; cout << "2. Display …

I need to insert a cobobox value ,date value into database but am not sure if this is the method...i keep getting an exception saying 'Incorrect syntax near '@Numberpassengers'.' private void button1_Click(object sender, EventArgs e) { string c = ""; string s = ""; string d = ""; string t …

how can i write this in case select syntax? please help If cboSearchType.Text = "Accredited Month" Then With grdSearchResults .Rows = .Rows - .Rows + 1 End With If rs.State = 1 Then rs.Close SQL = "SELECT * FROM BusinessInfo WHERE " & " AccreditationDate " & " like '" …

first se these methods setForeground(Color.cyan); setBackground(Color.red); these methods are defined in Component class like this java.awt.Component and we pass parameters of an other class this is very confusable for me that we pass class members as parameters to method of a different class, i mean `setForeground(Color.cyan)` i defined in Component …

from sys import argv from os.path import exists script, from_file, to_file = argv print "Copying from %s to %s" % (from_file, to_file) # we could do these two on one line too, how? in_file = open(from_file) indata = in_file.read() print "The input file is %d bytes long" % len(indata) print …

Hello, I have multiple networks with a changing amount of devices on each. What I'm trying to do is have those devices report their ip address to a website where I can enter in their mac address and determine which ip address it's coming from so that I can control …

Hi, I'm new to python. I'm creating python script that will copy file from different destination to another destination. It will copy as well the access for different user. I'm trying to output any results to the logfile but it didn't seem to output it. Here's my code. Hope anyone …

Hi! I'm a student learning C language. During my exercise I have faced a weird problem(atleast to me). I have encountered two declarations: int size; int arr[size]; I'm unable to figure out the actual dimension of the array and its lenght as the variable `size` is only declared not defined; …

i am very confuse about java applets so please solve my questions my question is that when we write applet then we write only methods defination not method calling so i am confuse about this that who call the methods of applets.and second is that we call the methods of …

I have two items which can be selected from two seperate comboboxes. I need to populate a 3rd combobox with range calculated from selection of first two. Default for this 3rd box must be 0 with plus and minus range. A little help would be much appreciated.

In my opinion, python is a fantastic language, but is it possible to develop an operating system with python, BUT one thing that I do know is that if you were going to develop something with python it would probably have to be the gui. Because python dosen't even really …

It's giving me an error telling me my reference variable hasn't been initialized. What does that mean, what's wrong with my code here? /* ------ FUNCTION: NEW ENTRY ------------------------------------ ----------------------------------------------------------------*/ void newEntry(char entries[], int index[]) { char buffer[256]; char password[8]; bool val = 0; int &length; cout << "\n------ New …

I want to build an own interpreter using c programming and I want to call it in command prompt. How would i do this? I just want to start a command "display" which can display the contents of a file like type in cmd.

Hi! I want to know, how to delete empty or blank row in DataGridView in Vb.net.......... "When i click Button the all empty or blank row in DataGridView will be remove......" LIKE this : " Before Button Clicked "  " After Button Clicked " 

I have been coding in c# on and off since I started my first year of the degree in IT two years ago. Of course you use the (), [] and {} brackets **very** frequently but I have never took the time to actually look where you apply each type …