Basic LINQ : Why is this code returning null
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Linq.Expressions; using System.Xml.Linq; namespace ConsoleApplication6 {...
View Articleconnecting/odbc with database on server
My experience with database connections has been limited to localized files such as Access or FoxPro databases. Now I need to connect to a database on a server such as FileMaker which is like MS SQL...
View ArticleA generic error occurred in GDI+
I am able to run the code snipped I posted below without any issues on my machine both debug and installed version(running Windows 7, 64 bit, VS 2010). It however crashes on the test machines (both...
View Articleneed help on my C# array
I am trying to do my homework on Array and passing through reference in the Main Method. For some reason my array from the InputData is not passing through the Main Method. Can someone help me with...
View ArticleMatching records from separate datasets and building a trace to other...
Hello All, I have a list of 5 datasets that include various numbers of records of individuals' information. What I have so far is an object oriented program that treats individual records as unique...
View Articleshared embedded assembly resource not working
Hi there, I've got a tricky problem. I'm trying to use embedded assemblies so that I can have a single EXE deployment. ILMerge is not an option here.There is one main exe. Let's call this...
View ArticleHow to pass data from a user control to the parent form
Hello everyone!I am trying to make this work and so far every answer I found on the net did not work for me. So here is the problem: I have a Winform in which I embed a user control. The user control...
View ArticleHow to: Advance to Stage Two?
So I am REALLY new to C# (view signature). I understand some things, but others can get out of comprehension quickly. Using a timer loop (game time) I have managed to make some 2D animations and get...
View ArticleHow to save a file without using the SaveDialog Box?
Hello,So I have a program which basically takes a lot of reading and everytime we take a reading we want to save the file. Now the problem is I am using the Savedialog and calling the ShowDialog...
View ArticleCallig a 32 bit app in from asp dot net code in 64 bit windows 2008 R2 not...
Hi My web applicaiton calls a 32 bit app an exe file from my asp dot net code and its works fine on win XP 32 bit machine ,,,but when i deploy it on Win server 2008 R2 with iis7 ,, on 64 bit machine...
View ArticleDifference between?
Hi,What is difference between these? class Class2 { public static int ta() { return 2; } }via static class Class2 { public static int ta() {...
View ArticleInterview Question for C#
Implement the following function and test it (C#):protected int GetSum(int from, int to){// add the numbers from “from” to “to” all together and return the result.}
View ArticleProblem with switch structure
I'm starting to learn C # and I need to develop a program in console mode. Must have a menu with an option to register a student and another option to show the record of this student. First I checked...
View ArticleGenerically call List.AddRange
Hiif you have a variable typed as IList, not the generic IList<T>, and you know it could be a List<T> at run time and you want to add many items to it, is there a way to call the AddRange...
View ArticleError al crear Excepción System.Data.SqlClient.SqlException utilizando...
Hola, mi problema es el siguiente, estoy utilizando WCF para realizar un componente que almacene las excepciones de mi sistema, como bien saben, las excepciones no se pueden pasar por WCF, por lo que...
View Articlehow fit the picture in picture box in visual C#
can u please help me in fitting a picture that i have browsed from openfileDialouge in the picturebox?
View Articleconcurrent access in my e-commerce web application
Hello! show all stocks in my application .... user see the stock item via web site and at the same time we need to modify price this item in back end section ... how can i handle it ... pls help me!...
View ArticleEnum Is Defined Method
I have enum with flags attribute,i receive enum values as string , then i do parsing,and try to verify if enum is defined , using IsDefined method,but the problem is , when enum to check has multiple...
View ArticleHow can I store a to a Text Field in SQL Server Database?
Ok...So I have these text fields on my C# Form. I am initializing a GlobalVariable for each ...GlobalVariableClass.GlobalStringText = null;If nothing is changed in that text field, I then use the...
View ArticleDevelop C# webservice to access Active Directory
Hi, I would like to make a webservice in C# that could be used by a client applications to bring modifications in Active Directory. Is this possible ? And if yes, does someone know usefull articles...
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