[reference] Forum Topics

Please provide some web references which I can add in my asp.net website. I am from india , I urgently need a web service, even if its a paid one, but I need a working one. Please help!

class Mixer { Mixer() {} Mixer(Mixer m) { m1 = m; } Mixer m1; public static void main(String args[]) { Mixer m2 = new Mixer(); Mixer m3 = new Mixer(m2); m3.go(); Mixer m4 = m3.m1; m4.go(); Mixer m5 = m2.m1; m5.go(); } void go() { System.out.println("hi"); } } The answer …

I have a problem with the following code.Please help me out #include<stdio.h> #include<iostream> #include<conio.h> #include<winsock.h> #include<winsock2.h> #include<fstream> #include<windows.h> #define WIN32_MEAN_AND_LEAN #include <sys/types.h> #include <streambuf> #include<string.h> using namespace std; int main() { int length; char *buffer; const int iReqWinsockVer = 2; WSADATA wsaData; if (WSAStartup(MAKEWORD(iReqWinsockVer,0),&wsaData)==0) { if (LOBYTE(wsaData.wVersion) >= iReqWinsockVer) { …

I was following [this tutorial](http://www.swiftless.com/tutorials/opengl4/1-opengl-window.html) for my first attempt at OpenGL. All I'm doing is initializing an empty window. His VS 2010 code is [here](http://www.swiftless.com/?download=1%20-%20OpenGL3%20-%20Window). Using Dev-C++ as my IDE on Windows 7, and MS SDK 7.1, I get this error: [Linker error] undefined reference to `_imp____wglewCreateContextAttribsARB' ld returned 1 …

Hi all, I got the error in design window "Object reference not set to an instance of an object." Instances of this error occurs at two cs files one.cs value = UIHelperConfig.GetSelectedPaymentTypeCode("CreditCard"); two.cs public static string GetSelectedPaymentTypeCode(string paymentType) { return ConfigurationManager.AppSettings.GetValues(paymentType)[0]; } How to make my design window viewable?? Any …

Hi guys, Your typical C++ beginner here. I'm using the renowned Deitel C++: How to program to learn C++. I am my own mentor and here's what I can't comprehend: What's a Dangling Reference? According to Deitel C++: How to Program and I quote "Functions can return references, but this …

Hi All, I am quite stuck in an operation where I have to calculate a sum using circular reference. Though in Excel , it's quite easy (or already managed by excel itself) to use circular reference but I am not sure how to implement this thing in C#. The problem …

**Precedents:** Using visual basic express 2010 on windows 7 pro 64b. Solution one CLB is a class library with multiple projects. Solution two WFA is a windows form application with a reference to one of the CLB projects .dll located in the bin release folder (not the debug folder). **Problem:** …

Hi, I have a problem with some resource files (i.e. .txt) which I have created in the project under let's say com/myapp/resources. I have a class created: com.myapp.util.MyClass which reference a file.txt located in resources folder: [CODE] MyClass.class.getResourceAsStream("../resources/file.txt"); [/CODE] The project is created in eclipse. After I export the project …

I have a VB.net application that has three project in it. Two of the project are DLL with references in the primary project. I have a public Model "RegSaveGet" in the primary project listed below. When I look for the namespace for the module from one of the DLL projects …

Hi, I keep getting the error: Object reference not set to an instance of an object. When attempting to check if a database record is Null or not using the line: [CODE] If IsDBNull(dSet.Tables("Subscriptions").Rows(incr).Item(8)) = True Then addsub2() End If [/CODE] I'm sure that I have opened and closed the …

Hi Ive got an error message saying "Object reference not set to an instance of an object." It doesnt make sense to me and the troublshooting tips says to make a new keyword, but since Im new to C# I dont fully understand it. Heres the bit of code thats …

We're looking for a way to enable users to send us a file using one of our web pages. Cannot use MailAttachment because page doesn't have rights to write files to a directory (we can't change that) so are trying a Google Data API to upload to our Google Docs …

Hey guys Hello, I am new a programmer. I am learning C, C++ and C#. But in future I am planning to make some serious applications using C#. Those applications would be based on LAN environment. So which books should I start to read for network programming using C and …

Let me describe my problem as well as I can. I have a C# application program, let's call it App.exe. It references a DLL named A.dll which in turn references another DLL, namely, B.dll. However the way in which they are referenced is a bit different. In the code of …

I've been googleing the syntax, function, and examples for these keywords, but to no avail: 1. as 2. with 3. assert 4. pass 5. yield 6. break 7. except 8. class 9. exec 10. in 11. raise 12. continue 13. finally 14. is 15. for 16. lambda 17. try Help …

Dear Experts, Thanks in advance for helping me I have installed an application (APWebGrabber) on my VPS, that application is being used in my website. APWebGrbNET.DLL is already in BIN Folder of my site. I am getting this error. Plz Help Me. ERROR CODE: Compilation Error Description: An error occurred …

Hello! I have a little problem. I don't understand how to solve this issue: Object reference not set to an instance of an object. Thank you! This is my code: [code=c#] BindingList<ComboBox> cmbPlayers = new BindingList<ComboBox>(); Club[] league = new Club[10]; // league contains class Club // class Club contains …

Hello this is my problem below How would i do this: Got a text file called directorycontents.txt in this directorycontents.txt there is a bunch of text each one is a filename with a filename extension i want to be able to go like this if there is a filename extension …

This is homework. Here is the problem: Produce a list of employee last name, first name and department name. Use appropriate, user friendly column aliases. This is from the tables [ICODE]DEMO.EMPLOYEE[/ICODE] and [ICODE]DEMO.DEPARTMENT[/ICODE]. The relevant column names are [ICODE]LAST_NAME, FIRST_NAME, DEPARTMENT_ID[/ICODE] (from [ICODE]DEMO.EMPLOYEE[/ICODE]) and [ICODE]DEPARTMENT_ID, NAME[/ICODE] from [ICODE]DEMO.DEPARTMENT[/ICODE]. As you …

Hi all, In a program I've been working on I would like to start a process and save it in a variable of type Process. This is so I can kill it later, if needed, and change the window type. The process is an Excel document. Here is some relevant …

I want to know best books to refer about QR code.. I want to do project in QR code. I dono about QR. Help me out....

Hii guys.... i am a new programmer of java. i want to implement a problem using CALL BY REFERENCE as i have done in C. please help me to do this.

I need to make 45 objects of a nested class within my main class. I have tried instantiating the objects inside the main class' data fields and then inside of its default constructor. After being instantiated, i need to add 15 of the objects to 15 more arrays (each object …

This doesnt work as it should... [CODE]void renameMonths(string month) { if (month == "jan") { month = "january"; } } int main() { string month; month = "jan"; renameMonths(month); cout << month << endl; }[/CODE] the output is just jan, when it should be january. Thanks in advance.

hello, I have this question to ask from you... when passing a object to a method is it pass by reference or pass by value ? I'm talking about calling another class's method...

I have several vectors of int elements. Now I want to create a vector of vectors, but I don't want to copy the vectors to the new one. If possible, I'd like to pass them by reference. Please consider: [code=c++] #include <iostream> #include <vector> using namespace std; int main () …

I'm getting an "Object reference not set to an instance of an object" error with this line of code: [code] t1.FindNode(rs.GetString(4)).ChildNodes.Add(node); [/code] Here is all of the code: [code] using System; using System.Data; using System.Collections.Generic; using System.Web; using System.Web.UI; using System.Web.UI.WebControls; using System.Configuration; using System.Data.SqlClient; namespace TreeViewProject { public partial …

Hello, please can I have some clarification to check I am not doing something very stupid? It seems sensible with all that I have read, but I'm not confident. I suspect I have memory leaks and want to make sure some fundamentals are correct before I start looking deeper. My …

Hello, I am working on a program for school and this is my first experience with arrays of objects. I am passing the array of objects into a function, and from within that function I am running another function that takes an individual object from the array as an arguemnt …