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all groups > dotnet performance > may 2006

DataSet and best practice in 2.0
Posted by sonic at 5/31/2006 8:03:31 AM
Hello, There appear to have been numerous enhancements to the way DataSet is serialized in 2.0 but it appears like it is still a big performance hit when using with web services. is it still recommended to use a strongly typed collection or array instead of DS to be moved across app boundaries ...more >>

Speed up ASP.NET 2.0 build... Possible?
Posted by ThunderMusic at 5/29/2006 8:55:08 AM
Hi, Is it possible to speed up the build for ASP.NET 2.0 apps? Each time I click build (or play for debug), it takes forever to build.... Is is possible to speed up this process? it was correct in ASP.NET 1.1, but now it's unacceptable... Thanks a lot.. ThunderMusic ...more >>

No Realease Mode!!
Posted by Sean at 5/25/2006 10:36:03 AM
So my Visual Studio at home as the option to run and compile in realease mode. I come to work and start talking about release mode only to find the VS at work doesnt even have the pulldown and its not an option in the confguration manager! how is that even possible! this is VS 2005...more >>

asp.net 2.0, temporary assembly generation mechanism, and application restarting
Posted by sonicsoul NO[at]SPAM gmail.com at 5/25/2006 9:44:17 AM
Hello, I have a question regarding the automatic restarting of asp.net web applications. If I modify a aspx file, it is my understanding that the runtime will generate a new assembly based on it, and place it in the temporary asp.net files directory aside of the old version of this assembly, ...more >>

Cleaning up COM Objects
Posted by Srini at 5/22/2006 12:26:48 PM
If I create several COM objects in a loop but point to the same variable, do I need to clean up each object or only one at the end. It works both ways but I am not sure if the first method actually cleans up all resources. Here is what I mean private void COMTest() { COMObject test; t...more >>

Perf & Thread ???
Posted by Audrey at 5/22/2006 7:14:21 AM
Please why when I write : while(1){ Console.writeln("date= {0:HH:mm:ss.ffff}", DateTime.Now); System.Threadind.Thread.Sleep(40); } I obtain date= 16:04:35.6250 date= 16:04:35.6718 date= 16:04:35.7187 date= 16:04:35.7656 .... Instead of : date= 16:04:35.0040 date= 16:04:35.0080 da...more >>

file write corruption
Posted by CJF at 5/10/2006 12:52:02 PM
I have an xml document loaded into memory that get periodically written to disk. When the file gets written, I put a lock on the object around a streamwriter.Write call to prevent other threads from attempting to do any reads or writes to the file. Periodically, the file will corrupt. Openi...more >>

Rewrite ...
Posted by Stan Canepa at 5/9/2006 10:32:29 PM
This post is mostly for discussion. Why rewrite in .NET? Just a general discussion not related to any specific details. I was just looking to see what reasons developers are looking to, to help decide whether they should rewrite their app in .NET. What are the trends being observed of Microsof...more >>



Need to set PerformanceCounter.RawValue to a double value
Posted by vecozo NO[at]SPAM online.nospam at 5/8/2006 11:25:02 AM
Hi, Is it possible to set the double (or perhaps *calculated*) values of a Windows NT performance counter? We use the PerformanceCounter.RawValue property to set counters, such as the total number of requests on a certain application. However, PerformanceCounter.RawValue is of type long but...more >>

reflection emit slows down the more I use it
Posted by Ben Voigt at 5/4/2006 1:04:59 PM
I've written a converter from ASN.1 type descriptions to .NET structures (well, with a perl front-end that creates intermediate XML, I think the XML is useful in its own right). There are over 250 types being converted. The output looks great viewed from .NET Reflector. However, I'm having ...more >>

Testing WinForm/smart client application with many users
Posted by Klaus Hebsgaard at 5/4/2006 5:02:58 AM
Hello I have just finished the development of a .Net 2.0 WinForm application, that connects to Sql Server 2000. This application will eventually work with 100 users at a time. So before releasing the app to the users, I would like to test how the app and SQL Server responds to 100 concurr...more >>

Bug in System.Diagnostics// PerformanceCounters
Posted by vecozo NO[at]SPAM online.nospam at 5/2/2006 6:35:02 AM
Hi, I have found an error in the System.Diagnostics namespace concerning performance counters. If the performance monitor is attached is monitoring a category, the category is deleted and new performance counters are added to this category, then the altering the RawValue property of one...more >>

How to pre-compile dynamically generated methods?
Posted by rerdavies at 5/1/2006 8:26:01 PM
NGEN.EXE will precompile MSIL to native code; actually calling a method will compile the MSIL to native. Is there another way to do this? The application: an audio programming language, where the cost of the initial JIT compile in the pretty-darned-close-to-realtime thread is not acceptabl...more >>

ASP.NET 2.0 data-access classes : static methods, singletons
Posted by John A Grandy at 5/1/2006 4:32:43 PM
I'm trying to determine the relative performance of three implementations of data-access classes in ASP.NET 2.0 : 1. non-singleton classes with non-static methods which must instantiate a class object (possibly multiple times) in each method involved in processing a page request 2. singlet...more >>

array caching
Posted by tx_tom at 5/1/2006 12:21:05 PM
I am looking for C# code to store and retrieve a 2 dimensional array in the cache. I have seen code in this forum for caching arrays but ti does not work. I'd be immensely grateful if anyone has an example....more >>

creating an IPEndpoint very slow on xp pro
Posted by segue at 5/1/2006 10:19:02 AM
Dim udpClient As New UdpClient() Dim IPHost As IPHostEntry = Dns.GetHostEntry(ipstring) Dim ipAddress As IPAddress = IPHost.AddressList(0) Dim remoteEP As New IPEndPoint(IPAddress, 42500) Has anyone else experienced on a notebook why using these lines of code ...more >>


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