.net

can i work on mono under Windows xp ?

i do have ubuntu installed on my system now. but it is not booting up. so can i work on mono under windows xp sp3. ...

How do you profile your web site/web application ?

This is to collect from the experience that the community has done information on the aspect of Profiling web Application. Some years ago I worked at a very large project in C++/Java with the a CORBA ORB and we were using Rational Purify/CodeCoverage to instrument, detect memory leaks and discover bottlenecks on server code. From that t...

C# late bound non exist property

how check is property exist? like if propertyName in obj { } because there is some moments when obj doesn't have such property ...

Tail Call Optimization in Mono/Ironpython

Hi Everyone, given that CLR supports tail call optimization I was wondering if Mono, and consequently Ironpython running on Mono has support for TCO ? ...

Get only response headers

Using ASP.NET is it possible to make a request and get only response headers? I have to do a request to a big file, but I only need the response headers, i dont care about the content of the file. I would like to know if there is something similar to get_headers from php (http://php.net/manual/en/function.get-headers.php). ...

SO build system

Dead simple question: what's the build system used by Stack Overflow? ...

Error when adding permissions to an Amazon SNS topic when using the .NET libraries

When attempting to add permissions to an Amazon SNS topic using the AWS SDK for .NET/1.1.0.1 using code similar to the following: AddPermissionRequest request = new AddPermissionRequest() .WithActionNames(new[] { "Publish" }) .WithAWSAccountIds(new[] { "xxx" }) .WithLabel("PrincipleAllowControl") .WithTopicArn(resourceNa...

C#: How to wake up system which has been shutdown?

Is there any Win32 API for waking up a system that has been shut down, at a specific time? I have seen a program named Autopower On which is able to power the system on at a specified time. ...

SortedDictionary - Comparer only for sorting

I have a list of keys and values that I would like sorted by key via a custom Comparer(Of T). I tried using a SortedDictionary, but kept getting incorrect results because it used the comparer to see if the items were the same. For example calling SortedDictionary.ContainsKey() would return false, even though it did contain the key. Wh...

Castle Windsor Proxy for Interface without Target

I have a WindsorContainer with a IModelInterceptorsSelector. It works well except for component's that have no implementation (eg. have all behavior handled dynamically by an IInterceptor). If I try to resolve a component with an interface only, I get: Castle.MicroKernel.ComponentActivator.ComponentActivatorException occurred Message...

Mysql LIMIT statement in .NET TableAdapter query

Hi, I am adding the following query to a .NET dataset TableAdapter. select * from users ORDER BY RAND() LIMIT 0,10 But the LIMIT word is not recognized as a part of the query and I am unable to proceed further. Is there any workaround for this issue? ...

How can I force the "Run As" form to appear when someone tries to run my .net desktop application?

Hi, I need in to popup thr "Run As" form when user tries to run my application (C#.NET 4, on Win XP), that he could easily to log as other user. It may be in the application itself (in the C# code) or in some other preceeding batch/exe file ("launcher") or such. I didn't find any way to pop this form. How could it be done? thanks. ...

How to quickly add a single printout to a simple .net winforms app?

I've nearly completed a tiny winforms app (.net 3.5) and the last thing remaining is a printout. The printout is pretty simple. It is printed on an A4 landscape page and consists of three identical columns (those are 3 copies of a support ticket). Each column has a bit of fixed text, a logo image, and a few fields from an object. In case...

Best way to handle unique constraints when using Entity Framework

I'm using Entity Framework 4.0 to access data in a table with a unique column constraint. If the constraint is violated, an exception occurs when I call SaveChanges(), as expected. My question is whether I should allow the exception to be thrown in the first place. I could alternatively do a select to avoid inserting the duplicate dat...

.Net: How to suppress TraceSource header ("SourceName TraceEventType: Id : ")?

I have a TraceSource object that I use to log the initialization of a VB.Net application. It has several TraceListeners attached: ConsoleTraceListener TextWriterTraceListener EventLogTraceListener For the first two I want the entry output to be "raw" - that is, without the standard header: SourceName TraceEventType: Id : I have im...

object collections with linq

What are the different collections available to store objects and which one's best to use when? IList, IEnumerate, IQueryable... I'm new to .net Thanks. ...

How to prevent my HTTP server from "sleeping"?

I've written a very basic HTTP-based server program that runs in the background on my computer to allow me to automate various tasks from my Android (via HTTP requests in Tasker). This all works fine (barring this problem), except that after more than about 30 minutes of inactivity, the application ends up in a sort of sleep mode, and ta...

Whats the best way to return values in my Youtube Downloader .dll?

So I'm basically making a youtube downloader .dll. What I need is to return two different types of values with their own values. I have tried writing these to a temporary file but this is resource consuming. I need to return a collection of values called the youtube links I need to return a collection of values called the youtube link ...

.NET TextReader.Read - Detect EOF with no Peek supported

I've got a class I need to read a data from. It's derived from TextReader (particularly FilterReader from http://www.codeproject.com/KB/cs/IFilter.aspx ). ReadToEnd() hangs when reading large files. ReadLine() doesn't work at all, so the only way to read in chunks is using .Read() function. MSDN suggests using Peek() and check if it retu...

What IDE / compiler combination should a Linux user use to build Qt apps on Windows while avoiding MS Visual Studio?

I can't help it; I know many people will disagree, but I would really like to avoid Visual Studio as much as possible. My ideal combination would be gcc + Netbeans. I already use those to code in Linux. But my issue is compatibility. For example, there is a library that I want to use that is supposed to work for .NET and Java. Does this...