Software Development Forum

Hi, I would like to understand what does the following "<<" does in the following statement? (ord(msg[i+1]) << 8) As it is two less than sign, I couldn't find some meaningful response on google:( thanks.

Hi, I have done my vb.net application and ready for deployment, my database is located somewhere in my drive c:, i used this code to get connection string from app.config Public Sub main() constr = System.Configuration.ConfigurationManager.ConnectionStrings("WindowsApplication7.My.MySettings.nameConnectionString").ToString Con = New SqlConnection(constr) Try Con.Open() 'MsgBox("Server Connection is Open ! ") 'frmMain.Connection.Text = …

I'm creating a little space shooter game. I need to limit the amount of times a player can fire, I'm setting a 2 second limit. But whenever I try to implement that it just won't work. The bullets keep firing multiple times a second. Here's my code, I'd be very …

Hello, I have a problem when trying to prompt users on two levels with Perl. The first prompt command works fine. But when doing the second command as below, I get Enter a command (count/close/quit) : Enter a command (open/quit). I don't see right away why this happens. Any idea? …

Does it matter what type of monitor you have if you want to get a sound input out of C++? I recently downloaded 2010 to be able to work on homework over break. We are doing a project with Beeps, and i transeferred my work to my computer. But when …

I have started using emu8086 and since I’m new to this I got stuck with my project that I have to submit till Friday :((( I need to make a program in assembly that counts how many words in a given sentence are palindromes: For example: Dad loves mom (in …

I am totally new to vb.net, still I am planning to try it for a project, in which there will be standalone machine using an access database to query and update different tables. While in VB6 I was able to define recordsets using Microsoft.jet.oledb.4.0, in VB.net I have become a …

I came across this project that could be really helpful.. if I was c++ literate. I know enough c++ to be dangerous and thats about it. Thanks in advance for anyone who wants to take a crack at it. ps credit to: http://www.codeproject.com/Articles/13839/How-to-Prepare-a-USB-Drive-for-Safe-Removal

Write a C++ program that will display the following menu and word accordingly. A menu which contains functionality that will allow the following choices. 1. Enter the student data file name. 2. Display the average and the letter grade for each student. 3. Sort data from highest to lowest 4. …

I'm trying to write program in Python using PyOpenGL which I need to use glutMouseFunc for some mouse functionality but when I run the program I get the following error: Traceback (most recent call last): File "teapot.py", line 80, in <module> glutMouseFunc(mouseHandle) File "/usr/lib/python2.7/dist-packages/OpenGL/GLUT/special.py", line 137, in __call__ contextdata.setValue( self.CONTEXT_DATA_KEY, …

I'm just learning html but already have a domain, so I did a quick and dirty under construction page to replace the advertising-littered default page that the webhost was using. It's dirt-simple and not very good, but I'll make it better as time goes on. Is there any rule I'm …

Hello everyone. I am developing a inventory and pos software myself with vb 6.0 and ms-access as database. In my sales invoice I want to generate the sales invoice number serially. I mean when I load the sales invoice form the txtsinvno text box will automatically generate the sales invoice …

I want to delete an item from list view and at the same I want delete the item from the Releavant table when I click the okay button in the ** search form** i want to delete the item from listview and as well as to update it to Sell …

am working on a project to write a program that finds 10 most used words in a text, but i got stuck dont know what i should do next can someone help me please. i come this far only import java.io.File; import java.io.FileNotFoundException; import java.util.ArrayList; import java.util.Collections; import java.util.List; import …

Hey guys! Im having a little problem with my datetimepicker!Im making a personal payroll system,where I want to add employee's daily hours!for example: Employee name:Marcus Veron IdPayroll:032012 Date|Hours --------------------- 19/07/2012 | 8 20/07/2012 | 8 21/07/2012 | 7 Well im having problem quering the date field...cause in my datetimepicker i …

I'M trying to write a small program that will validate weather or not a string is valid. Assuming that the date will always be 8 digits (12/21/2012) I need a function that will count the number of digits in a string. What I've got below is only returning "'is not …

I am trying to write a program in VB.NET for file reading , by using File.ReadAllLines(file.txt), How i can show output the program is following,there is no code for showing output what i can use??? # **Program:** # Imports System.IO Module Module1 Sub Main() Dim array As String() = File.ReadAllLines("file.txt") …

Hello again. I'm having issues finding any advanced info about touch support in Delphi. At the moment, I can't seem to find a way to add the scroll functionality to my app, so that it'd work as on metro apps in Windows 8 (such scroller as the Metro Internet Explorer …

i have written this code to copy 5 names in a structure #include<conio.h> #define loop_count 5 char copy_name(char *); typedef struct{ int count; char name[3][20]; }student; student *p; //declare structure pointer; int main() { student s; //declare variable of type student ; p=&s; //giving p address of s; p->count=0; //initialize …

#include "stdafx.h" #include<iostream> #include<conio.h> #include<string> using namespace std; //--------------------------------Structures--------------------------------// struct datee { int month; int days; int years; }; struct book { string bookname; string bookpublisher; string authorName; int copies; int price; int edition; datee date; }; //---------------------------Function Prototypes----------------------------// void titleheader(); void menu(); void addbook(book b[],int i); void display(book b[],int …

public class InputData { String[] descr = {"Apples", "Bananas", "Berries", "Grapes", "Lemons", "Lime", "Melons", "Nectarines", "Oranges", "Peaches", "Pears", "Plums", "Strawberries", "Watermelon", "Asparagus", "Broccoli", "Cabbage", "Carrots", "Cauliflower", "Celery", "Corn", "Garlic", "Lettuce", "Mushrooms", "Onions", "Peppers", "Potato", "Squash", "Sweet Potato", "Tomatoes", "Zucchini", "Cherries", "Mixed Fruit", "Peaches", "Pears", "Pineapples", "Asparagus", "Carrots", "Corn", "Greenbeans", "Peas", …

hi i want to upload an xml file from my computer to a server but i donot know is there is a website that do that i want to do it for test purposes but my server is not ready yet and i need to make sure that the program …

Programe #1 inside file.h class File { public: static const int var = 9; }; inside main.cpp #include <iostream> #include "file.h" using namespace std; int main() { File f; cout << f.var; return 0; } Programe #2 inside file.h int Globalvar ; class File { public: static const int var …

This is probably one of those that is so simple I can't see it. I have a string variable called Market. The variable is user chosen and is the exact same name as one of many tables in my dataset. Basically I am having the user choose which table they …

Ok so I am trying to build a little program and I want to be able to click on the skate or dice button and have the program open a new JFrame that has been built in another class. Currently it opens its own JFrame that was built in this …

Hi, I haven't done a lot of data type converting so please bear with me. I'm grabbing data from a field that's formatted for currency (2 decimal places) and assigning it a variable. I then run an if statement against it, but I'm getting a conversion error. Here is my …

**In some need of some serious help in converting this pseudo code into C#:** start Declarations num deptNum num salary num hrsWorked num SIZE = 7 num totalGross[SIZE] = 0 string DEPTS[SIZE] = “Personnel”, “Marketing”, “Manufacturing”, “Computer Services”, “Sales”, “Accounting”, “Shipping” getReady() while not eof detailLoop() endwhile finishUp() stop getReady() …

# Math.round # Hi, could someone please add the math.code function in the code below so that the resulting answer in the div is to two decimal places. <script type = <"text/javascript"> function calculate() { A = document.getElementById('input').value; outDiv = document.getElementById('output'); B =(parseInt(A) * 1.0); //alert(A); D = (parseInt(B) * …

Hello everyone, i have a NullPointerException error in my code at line4. Can someone guide me please. the code is here:[Click Here](https://friendpaste.com/21WFtusmIesUcgQ8erTzT9) Thank you very much NS

I have tons of files in this project as I am programming an ARM board. Making a tilt snake game where the snake is controlled by an accelerometer. I am using a timer interupt (handled by timer0.c) to toggle a boolean variable `extern bool toMakeFood;` stored in "includes.h" that tells …

i've done an application with two JTextField with the autocomplete feature the application works fine but On clicking the Tab Button while the mouse pointer is on the first TextField the Mouse focus is not going into the second Textfield but gets the focus on the second time. i.e for …

For each part (A) (D) below, clearly indicate whether the runtime is O(log n) or O(n). Can someone please explain how this works? public class Q9f { public static void main(String[] args) { int n = ...; int[] a = new int[n]; // (A) for (int index = 0; index …

**CODE** #include "stdafx.h" #include<iostream> #include<conio.h> #include<string> #include<fstream> using namespace std; //---------------------------Function Prototypes----------------------------// void titleheader(); void menu(); void addbook(); void display(); //--------------------------Main Function---------------------------------// int _tmain(int argc, _TCHAR* argv[]) { int op; titleheader(); menu(); cout<<"\nPress option key to activate the required function: "; cin>>op; switch (op) { case 1: { system("cls"); titleheader(); …

CODE #include "stdafx.h" #include<iostream> #include<conio.h> #include<string> #include<fstream> using namespace std; //---------------------------Function Prototypes----------------------------// void titleheader(); void menu(); void addbook(); void display(); //--------------------------Main Function---------------------------------// int _tmain(int argc, _TCHAR* argv[]) { int op; titleheader(); menu(); cout<<"\nPress option key to activate the required function: "; cin>>op; switch (op) { case 1: { system("cls"); titleheader(); …

Hi, I have a problem on search text from a string. I'm able to find it but my method is slow. Let say I got a string that contain items and I need to find out which items come first. So I find all the item by *.IndexOf("...").* Then find …

Hi all, I want to create a separate class in my C++ application which creates a dialog from a resource, similar to extending CDialog in MFC, however I would like to avoid using MFC. For example, I would like to be able to run the following code in my WinMain …

i have one question. I understand the type conversion in java.But i dont know where to use which conversion. Below i have given one example,but i don't which is used where? String s=”27”; int i=Integer.parseInt(s); System.out.println(i); /////////////////////////////////// String s=”27”; int i=(int)s; System.out.println(i); Although both are doing the same thing,but where …

I have a class Client that is the main class for my Windows C++ application. Inside the client class, I have a number of variables and functions. One variable I'm having trouble with is the manager: private IRManager* manager; The main function of my class is int APIENTRY InnoVisitClient::_tWinMain(HINSTANCE hInstance, …

I am getting below Error “Update requires a valid InsertCommand when passed DataRow collection with new rows.” **Below is the code in Module** Module ModDBConnection Public CnCommon As New SqlConnection Public DTCodeMaster As New DataTable Public DACodeMaster As New SqlDataAdapter Public CBCodeMaster As New SqlCommandBuilder Public Sub CommonCn() CnCommon = …

I am completely new to the C# development world and I am working on a small application which will allow a user to add basic employee details to a employee table. I can get the code to add a row to the table but the question I asked myself is …

I Want to Learn VB.Net

Hello Guys.. Need help again with this code :( Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Dim Name As String Dim Visits, Calls As Integer Dim Sales As Long Visits = 0 Calls = 0 Sales = 0 'I want to store all the lvAccountManager …

Hi i nedd to update a datatable binded in a gridview here is the code: protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e) { ds.Tables[0].Rows[e.RowIndex]["n1"] = Convert.ToInt32(((TextBox)(this.GridView1.Rows[e.RowIndex].Cells[3].Controls[0])).Text); this.GridView1.DataBind(); GridView1.EditIndex = -1; GridView1.DataSource = ds.Tables[0]; GridView1.DataBind(); } The problem is that when i change a value in the cell 3 and i click …

I created a program that is running daily at a certain time, but I want this program to stop at some particular days(week ends), I have used the below codes to set the current time, public int GetDateNow() { Calendar currentdate = Calendar.getInstance(); DateFormat dateformat = new SimpleDateFormat("HHmm"); String datenow …

I'm in a bit of a dilemma. I want to know what the difference is between Foo and Meh. I wrote both of them and I did not like Foo so I wrote Meh. They both work but is there an overhead to Meh? Is there anything bad about Meh? …

I Basically wanted to take an input and store it into a 2D Array called mat with a 3x3 size so i tried taking an input string, convert them into char and then sotring them in an array list and this is what i wrote so far. System.out.println("Enter Message"); Scanner …

Hi all, I am trying to use the following python code to read data from two .csv files which have data in the following format, e.g. 1, 23.27, 23.21, 83.22 2, 34.25, 65.31, 34.75 ... etc I seem to be getting an error around during execution of the function. I …

Hi, I'm not sure what forum to stick this in but seeing as the test was in C++ I thought I'd stick it here but feel free to move. I recently completed a test for a job application. I completed 2 out of the 3 questions (it was a choose …

I am just researched out in frustration. No matter what I do I get an error trying to declare InternetOpen. [CODE] #include <WININET.h> #include <windows.h> int main() { /// Other includes were taken out to keep post small HINTERNET hInternet = InternetOpen( "TestApp", INTERNET_OPEN_TYPE_PROXY, "www.oebelknives.com",0, INTERNET_FLAG_ASYNC ); //HINTERNET FTPOpen = …

Q.Write a function to concatenate to input strings into one large string and display the result. I know how to do this using strcat but not without it. Also can't use pointers. Please help!!