kinger29

I am trying to write a program that either zero extends or sign extends a 16 bit input to a 32 bit output, what exactly is meant by sign extending a number? I believe zero extending would be adding 16 0s in the 16 Most Significant bits, Is sign extending …

I'm looking for a compact and small database engine to use, because i want to design an application that will store, record and get data from a database, i'm thinking of using VB or java as the programming language, the database that will work best for which programming please i …

I have created a simple web service based off one of the project templates in the Microsoft WCF Starter Kit 2 for .NET 3.5. I have successfully implemented a GET method. However I am having trouble get a POST method to work. [CODE] [WebHelp(Comment = "Sample description for DoWork")] [WebInvoke(UriTemplate …

I am using Visual Studio 2010, this should apply to any version of Visual Studio running a version of .Net with TabControl and TabPage. I want to create my own tabpage that I can add to a tabcontrol. I have tried creating a new class where I inherit System.Windows.Forms.TabPage but …

Hi guys! Could someone please show me how to declare scope for variables outside their class? Here's what i have in a class known Create_User: [CODE]Public Class Create_User Public conn As New SqlConnection(My.Settings.HotelConnectionString) Public usercmd As SqlCommand Public userstring As String Public userdat As SqlDataAdapter ............ End Sub [/CODE] How …

hey guys, i was wondering if anyone could help, basicly at the moment (for the last few hours) iv been tring to find a way to align an container, to enable me to have my current work on one side (left or right) and a JTextArea on the other. the …

I have a java aplpet in eclipse. How do i get my java applet to load in an html web page. I put the .class file from the bin director in the same directory as my web page. I tried applet tag but it gives me an empty white box. …

I have created a JApplet and I want to be able to clear the screen and draw new components depending on what button I click on. Right now the code below will clear the screen but it doesn't redraw the JTextFields (label_1 & label_2). However I did notice whenever I …

I am trying to setup a tomcat server in eclipse galileo java ee to test a servlet. I have web tools installed also. I created a server but when I go to my web browser and go to [url]http://localhost:8080[/url] I get an http status 404 error. My server is started …

Im having some trouble in forking. All i want to do is to create a child process and under the child process i need to create a grand child..here's my code #include<stdio.h> #include<stdlib.h> #include<unistd.h> int main(int argc, char *argcv[]) { int val; val =fork(); if(val==0){ printf("Child process running\n"); printf("Child:%d PID:%d\n",val,getpid()); …

How do you print a SOAP response? I have been trying to do the following but its not printing the actual soap message. Its just giving me some sort of description. [ICODE] SOAPMessage reply = connection.call(message, destination); String myreply = reply.getSOAPPart().getContent().toString(); [/ICODE]

I am trying to create a program that analyzes sports statistics. I want to extract statistics from a website such as yahoo or espn and put it in a database. Does anyone know if this is possible to do with vbscript? Is there an easier way to do this? Any …

I have a passkey to authenticate access to a web service in the code of one of my java serlvets. How easy is it for someone to view the code for my java servlet when it is on my web server? It would pose a security risk to my entire …

I have a java applet on my website and i need it to connect to my mysql database. When I was trying to figure out how to do this i saw several examples that used jdbc. I'm confused can I use this to connect to my mysql data base at …

I have a java applet on my web page. How do i get it to send data to my mysql database? I was looking at jdbc but i don't think it works on remote servers(I am using a web hosting service).

I want a box/frame/applet on my html webpage that will display an image and depending on where the user clicks i want text to popup/disappear somewhere else in the image. Does anyone know how to do this in javascript. Sorry Im new to web development and couldn't figure out how …

I have a c++ application in microsoft visual studio. Is it possible to create a button on a dialog that will pop up the device manager window in windows so that the user can see all the different hardware connected to their computer? If so how?

Is there any such thing as destructors in ruby. I am trying to figure out how to destroy an object.

I want to make an app system like Facebook. I just need to know how to include remote files. Like, for example: [code=php] <?php require "top.php"; require "side-left.php"; //Start include (sanitize with ob_start();) require "http://blah.com/bla1/bla2.php"; //End include require "footer.php"; ?> [/code] I'd like to figure out how to get a …

I am trying to search through a string to find the number of occurences of a substring. I am doing this for all the strings in an array of strings. I only have figured out the while loops so far. How can I traverse through an array of strings using …

I am trying to convert an int, a char, and a short into their binary values and display it. int a; char b; short c; I understand how to convert an integer to a binary value bit by bit, I just don't understand how to store it as a varible …

I have two files sampleclass.cpp and sampledataclass.cpp along with sampleclass.h and sampledataclass.h In sampleclass.cpp in the constructor I give a value to a variable [B][U]sampleclass.cpp[/U][/B] sampleclass:sampleclass(){ x = "some string value"; } In sampleclass.h I create x and an instance of the data class [B][U]sampleclass.h[/U][/B] CString x; sampledataclass myDC; Now …

I was reviewing some material over pointers in a book called [U]C++ Primer[/U] [I]4th Edition[/I] and it said there were four possible values that you can set to a pointer. [LIST=1] [*]A constant expression with a value of 0 [*]An address of an object of an appropriate type [*]The address …

I am trying to create a 2d array in my program that can hold CStrings. I need to be able to add my CString to any row and column in the array(not just at the end) and I need it to be able to grow in size. Does anyone know …

I am a senior computer engineering major and have recently come across a book called MCSD Visual C++ 6 Desktop Applications which is about ten years old. I was wondering what the advantages were of taking these Microsoft Certification tests and if it is something I should consider doing to …

I am trying to learn how to create windows applications using microsoft visual c++ 2008. What is the difference between a Win32 Application and a Windows Form Application? Also does anyone know any good online tutorials or books on creating windows applications?

Can someone explain to me what a COM port is and what an LPT1 port is. Also does anyone know how to set up a driver for a usb to serial port on a virtual pc using microsoft xp.

I am trying to program in C++ a binary search tree, but I am having trouble understanding what a successor is. Can someone help me out?