Unable to install .net 3.5 sp1
Unable to install .net 3.5 sp1 on server 2003. Installation is aborting in the middle by displaying "sent error report to Microsoft" dialouge box Visual Studio 2008 is installed on the system. ...
.net
EntityFramework & RowNumber
Hello. How can I query RowNumber with Entity Framework? For example: var result = data.Users .OrderByDescending("Birthday") .ThenBy("LastName") .ThenBy("FirstName") .Select(u => { RowNumber = ???, u.Fi...
changing the serialization procedure for a graph of objects (.net framework)
Hello I'm developing a scientific application using .net framework. The application depends heavily upon a large data structure (a tree like structure) that has been serialized using a standard binaryformatter object. The graph structure looks like this: <Serializable()> Public Class BigObject Inherits List(Of SmallObject) End Class <...
Dynamically loading database schema information in .NET
I am building a .NET application that given a connection string, at run time, needs to be able to retrieve information from the corresponding database schema, such as available columns, datatypes, and whether they are nullable. What is the best way to accomplish this? Has anyone done anything like this before? Many thanks, Nigel. ...
Image improvement methods for OCR Engine
Hello every one, We are working on a software that uses OPENOCR engine to do some OCR on given images, given we are using .NET framework , i was wondering if anyone knows about any good possible filters or sharpening methods that can be applied to the image prior to sending it to OCR engine. I have found for example a grayscaled imag...
Import external dll based on 64bit or 32bit OS
I have a dll that comes in both 32bit and 64bit version. My .NET WinForm is configured for "Any CPU" and my boss will not let us have separate installs for the different OS versions. So I am wondering: if I package both dlls in the install, then is there a way to have the WinForm determine if its 64bit/32bit and load the proper dll. I...
.net printdialog
i am building a button that allows a user to browse to a file. i want to get the location of the file and send it to printdialog. can this be done and if so how? i know how to create the browse funcitonality and how to get the location... my question is how to send the location of the file to the printdialog for printing...without o...
Avoiding configSections in .NET app.config files
I'm looking for a way to avoid declaring my configuration section in the configSections inside the App.config file. Basically, I want to specify my configuration information just like I do for built-in .NET systems. For instance, when configuring WCF, I just put stuff in the <system.serviceModel>, I don't have to declare a section in the...
IIS 7.5 can't access file from managed code
I am working on a project that is click-once deployed from an IIS 7.5 web server. After installing the parent application (i.e. setting up the IIS site) I am able to hit the url for the click-once app's config file from a remote box. HOWEVER, when I attempt to do the same thing from my app (and the stub app below), I get a 401 Unauthori...
ASP.NET page parser error and Compilation ERROR and HALF INLINE CODING and HALF CODE BEHIND FILE
Frequently i came accross a problem that is Page parse error.... to get out of this hell i used to remove inherit attribute in Page Directive. After that it is showing compliation error??? How to solve it ???? what i have to do for the page compilation problem and page parser error tooo????? And 1 more thing is i had written the code...
What is the preferred method of building extremely lightweight business object / DAL now that I have finished a simple database?
Hello, I have completed a simple database for a project. Only 6tables. Of the 6, one is a "lookup" table. There is one "master" table that is the driver for the system. It is referenced as a foreign key by the other four tables. Give that this step is completed. What is the FASTEST, EASIEST way to create POCOs/BizObjects that can l...
After installing .net 3.5 SP1, get missing DLL error
I just installed a number of updates to my machine, and am now encountering the following error when I run an asp.net MVC application on my local machine: Compiler Error Message: CS0006: Metadata file 'C:\WINNT\assembly\GAC_32\System.EnterpriseServices\2.0.0.0__b03f5f7f11d50a3a\System.EnterpriseServices.dll' could not be found I have r...
Using FindAll on a List<List<T>> type
Assuming public class MyClass { public int ID {get; set; } public string Name {get; set; } } and List<MyClass> classList = //populate with MyClass instances of various IDs I can do List<MyClass> result = classList.FindAll(class => class.ID == 123); and that will give me a list of just classes with ID = 123. Works great, l...
namespace used for WIA in .net 2008 version
i just wanna know about the namespace used for the wia lib 2.0 ver. ...
required files to distribute a .net application
I'm trying to figure out what files are needed when I distribute an application that I have written. In the release folder after I have built the application I have the following: app.exe (obviously needed) app.exe.config (obviously needed for my config settings) app.pdb app.vshost.exe app.vshost.exe.config ...
What are the different ways of implementing multithreading in .net
I have been fighting with multi threading for few days. I dont understand what are different ways of multithreading. I have read little bit about backgroundWorker, little bit about creating an object of thread. Yesterday I saw in delegate example to implement multithreading by calling BeginInvoke. I dont understand are these differe...
.NET substitute dependent assemblies without recompiling?
I have a question about how the .NET framework (2.0) resolves dependent assemblies. We're currently involved in a bit of a rewrite of a large ASP.NET application and various satellite executables. There are also some nagging problems with our foundation classes that we developed a new API to solve. So far this is a normal, albeit wide...
.NET Regular Expression for Regular Expression Parsing
I want to return matches from a regular expression string. The regex string is: (?<TICKER>[A-Z]+)(?<SPACE>\\s)(?<MONTH_ALPHA_ABBREV>Jan|Feb|Mar|Apr|May|Jun|Jul|Sep|Oct|Nov|Dec)(?<SPACE>\\s)(?<DAY>\\d+)(?<SPACE>\\s)(?<YEAR_LONG>[2][0][0-9][0-9])(?<SPACE>\\s)(?<STRIKE_DOLLAR>\\d+(?=[.]))[.](?<STRIKE_DECIMAL>(?<=[.])\\d+)(?<SPACE>\\s)(?<PU...
NCommon - resources, documentation
Hi. I like NCommon project, but the lack of resources and documentation makes it very hard to use. Does anyone of you know some good resources, examples...? I figured out some basic setting, like Repository Pattern etc. But i'm completly lost i.e. with "NCommon.Rules". Thank you. ...
Good source to learn multithreading with .net?
Can somebody point me to a good site/book/article about multithreading with .net? I didn't find much info about this... thanks ...