http://www.dot-net-guru.com/247reference/__site/137ASPFriends.com 'aspngspeed' list on .Net Guru..Net Guru/WinFX 247 RSS Generator137http://www.dot-net-guru.com/247reference/msgs/27/136145.aspxhttp://www.dot-net-guru.com/247reference/msgs/27/136145.aspx19 Aug 2002 16:07:00Moved from [aspngfreeforall] to [aspngspeed] by Victor Von Doom doctordoom@aspelite.com Hi A friend of mine who is into ASP argues that ASP is much faster than ASP.NET.. that is render/display/data access. He says this whole dataset thing is bound to be heavy and performance killer. he doesn't know much about ASP.NET I only know a little more than him but believe in ASP.NET as it wouldn't have com...136145137http://www.dot-net-guru.com/247reference/msgs/27/136144.aspxhttp://www.dot-net-guru.com/247reference/msgs/27/136144.aspx15 Aug 2002 23:51:00Moved from [aspngcs] to [aspngspeed] by Victor Von Doom doctordoom@aspelite.com I have a ASP.NET page which displays 4 dropdownlists databound to a dataset. I have to populate each dropdownlist based on the selected value of the previous one. Changing any value in any serverside controls causes a postback after completing the processing on server side (which i have optimized using cached datasets ...136144137Truehttp://www.dot-net-guru.com/247reference/msgs/27/136142.aspxhttp://www.dot-net-guru.com/247reference/msgs/27/136142.aspx06 Aug 2002 13:18:00Copied from [aspngarchitecture] to [aspngspeed] by Alex Lowe webmaster@asp grandrapids.net I have been wondering if there was a drop in speed when using a abstract data access base class and a DAL like the Microsoft Data Access Application Block (DAAB) Versus a single DAL like the IBuySpy approach. So I ran a test last night using Application centre test and one .aspx page for each approach both p...136142137http://www.dot-net-guru.com/247reference/msgs/27/136141.aspxhttp://www.dot-net-guru.com/247reference/msgs/27/136141.aspx30 Jul 2002 03:55:00I made a guestbook that does the following when a new message is added: add message to SQL Server db resize 2 uploaded images send up to 10 MSN messages out. When a new message is added I only want to show a message "thank you" to the user. The problem now is that the above mentioned actions can take up to 10 seconds to complete witch is too long to just say "thank you". Is there a way to immediat...136141137http://www.dot-net-guru.com/247reference/msgs/24/123409.aspxhttp://www.dot-net-guru.com/247reference/msgs/24/123409.aspx25 Jun 2002 20:44:00Just to confirm, the datagrid paging will page once all the records are first send to the server and then filter out the appriopriate page? Meaning if there are 1 million rows in the database server, all rows will be sent to the IIS server and then filtered for the correct page and then sent to client? 123409137http://www.dot-net-guru.com/247reference/msgs/22/111836.aspxhttp://www.dot-net-guru.com/247reference/msgs/22/111836.aspx07 Jun 2002 10:06:41Hi, List! As it is adviced, I want to use DataReader as more fast way to grab data from DB, since I do not need advanced features of DataSet. What I need is just to open connection, get data, close connection. The problem is that DataReader does not provide disconnected access to data. Which means that I cannot close database connection until I specificly read and save data provided by reader. Thi...111836137http://www.dot-net-guru.com/247reference/msgs/22/111837.aspxhttp://www.dot-net-guru.com/247reference/msgs/22/111837.aspx07 Jun 2002 06:00:00Moved from [aspngdata] to [aspngspeed] by Chaz charlesmarkcarroll@yahoo.com Which is faster: reading and writing to and from a tiny XML file on the web server, or reading and writing to and from the SQL DB on the same box as the web server? The purpose is to simulate IIS Logging, but with some custom items I need. I don't wantto make a trip to the DB every click of every user. I think it would be ...111837137http://www.dot-net-guru.com/247reference/msgs/22/110424.aspxhttp://www.dot-net-guru.com/247reference/msgs/22/110424.aspx05 Jun 2002 12:53:02I wanted to know what the performance difference was in using the DataGrid control and an asp:xml element to display a table of data. To this end, I set up both to use the same XML file as the data source and displayed the page with no formatting. The DataGrid was an order of magnitude slower than the XML/XSL transformation equivalent. I wouldn't have expected there to be so much difference. Does ...110424137Truehttp://www.dot-net-guru.com/247reference/msgs/22/110425.aspxhttp://www.dot-net-guru.com/247reference/msgs/22/110425.aspx02 Jun 2002 21:02:00Hello, Hopefully Scott G. could answer this :) We have created a template that overrides system.web.ui.page, adding accessors to certian properties. Each page has access to about 4 session variables that store objects, one of those objects being the database CONNECTION object. The idea is that the connection object is a very expensive call, so we stored it in session and pass it around to function...110425137http://www.dot-net-guru.com/247reference/msgs/22/110423.aspxhttp://www.dot-net-guru.com/247reference/msgs/22/110423.aspx28 May 2002 21:13:00Copied from [aspngcs] to [aspngspeed] by Cain Marco juggernaut@aspelite.com What are the performance recommendations for checking if something is null before doing something with it or doing a try catch? I was doing something like the following, but it looked like lots of branches and I don't know much about how the try/catch works to compare which is better. I don't care whether the string is nul...110423137http://www.dot-net-guru.com/247reference/msgs/21/106601.aspxhttp://www.dot-net-guru.com/247reference/msgs/21/106601.aspx27 May 2002 14:42:41A little help on this would be great I'm thinking all I need really is some code to help me spin off a new thread to do some work asynchronously (and safely). Steve Original Message From: "Steven A Smith" ssmith@aspalliance.com To: "aspngspeed" aspngspeed@aspfriends.com Sent: Wednesday, May 22, 2002 10:12 PM Subject: [aspngspeed] Caching and CallBacks I want to use callbacks to repopulate some dat...106601137http://www.dot-net-guru.com/247reference/msgs/20/102345.aspxhttp://www.dot-net-guru.com/247reference/msgs/20/102345.aspx18 May 2002 01:25:00I've got a record with a lot of fields to edit. I'd like to edit it on a single .aspx page, so that state can be maintained entirely by the postback/viewstate model. One approach to do this is, if the form could be subdivided into 4 logical forms, for example, then we have 4 tabs on the form. We also have 4 panels, each panel holding the controls for the respective tab. A placeholder control is on...102345137http://www.dot-net-guru.com/247reference/msgs/20/101202.aspxhttp://www.dot-net-guru.com/247reference/msgs/20/101202.aspx16 May 2002 08:18:00My client has a GIS mapping system calculating the best cycling routes between 2 zip/post codes and showing all road intersections in between. I don't have all implementation details, but it's a c isapi dll fetching coordinates from text files and drawing the the route on a web page. Is there a way to use .NET either to port it to a DB driven app without losing the raw speed of the native isapi? W...101202137http://www.dot-net-guru.com/247reference/msgs/19/99049.aspxhttp://www.dot-net-guru.com/247reference/msgs/19/99049.aspx11 May 2002 10:43:00Moved from [aspngibuyspy] to [aspngspeed] by Clint Barton hawkeye@aspelite.com Hello folks, What is better? What the difference? Performance? Can somebody tell me something more about this subject? Thanks, Boah 99049137http://www.dot-net-guru.com/247reference/msgs/17/86395.aspxhttp://www.dot-net-guru.com/247reference/msgs/17/86395.aspx19 Apr 2002 06:07:00In the book, ASP.NET Unleashed, Walther claims that output caching with a duration of more than 5 minutes is treated as 5 minutes. Can someone from MS confirm or deny this? Steve Steven Smith, MCSE Internet, Microsoft MVP: ASP.NET ssmith@aspalliance.com President, ASPAlliance.com http://aspalliance.com The #1 ASP.NET Community http://aspsmith.com ASP.NET Training for ASP Developers Learning ASP.NE...86395137Truehttp://www.dot-net-guru.com/247reference/msgs/15/76012.aspxhttp://www.dot-net-guru.com/247reference/msgs/15/76012.aspx02 Apr 2002 14:17:00Moved from [aspngcs] to [aspngspeed] by Charles M. Carroll charlesmarkcarroll@yahoo.com Anyone have any idea about performance of .NET application that is developed using C# and if same application developed using part of code (80 % using C#) and 20 % using C (6.0)?. Will the performace of application in both the case is same?. Thanks & Best Regards, Venkat 76012137Truehttp://www.dot-net-guru.com/247reference/msgs/13/67969.aspxhttp://www.dot-net-guru.com/247reference/msgs/13/67969.aspx18 Mar 2002 21:37:07I am sending emails out, which is faster and less bandwitdh (or is it the same): 1. Loop through the list and SMTP.Send on each iteration of loop. 2. Build a string of email addresses, then SMTP.Send ONCE with all users in MailMessage.BCC ie. blind carbon copy? 67969137Truehttp://www.dot-net-guru.com/247reference/msgs/13/67970.aspxhttp://www.dot-net-guru.com/247reference/msgs/13/67970.aspx16 Mar 2002 12:43:00Moved from [aspngfreeforall] to [aspngspeed] by Marcie Jones marciejones@yahoo.com Hi, I have one ASP application that uses VBScript functions. The functions mainly perform varient array manipulation and string manipulations. I successfully wrote the functions in VB.NET in web forms. However, they are very slow in terms of executing as compared to VBScript. I was under impression that VB.NET will ...67970137Truehttp://www.dot-net-guru.com/247reference/msgs/12/61172.aspxhttp://www.dot-net-guru.com/247reference/msgs/12/61172.aspx06 Mar 2002 12:17:38Can someone tell me in an overloaded environment, should DataReader class be used instead of DataSet class to access the database server?61172137http://www.dot-net-guru.com/247reference/msgs/11/59527.aspxhttp://www.dot-net-guru.com/247reference/msgs/11/59527.aspx26 Feb 2002 19:46:00Moved from [aspngfreeforall] to [aspngspeed] by Marcie Jones marciejones@yahoo.com After reading Stephen Ryalander's article on persisting DataSets in the ViewState http://www.aspfree.com/authors/stephen rylander/Persist.aspx and Susan Warren's (of the I Buy Spy team) great article on ViewState http://msdn.microsoft.com/library/en us/dnaspnet/html/asp11222001.asp I was wondering how would you dete...59527137http://www.dot-net-guru.com/247reference/msgs/11/57845.aspxhttp://www.dot-net-guru.com/247reference/msgs/11/57845.aspx23 Feb 2002 02:40:00To all, I have about 70 demo .aspx files and every time a new DLL is installed, the first run of these aspx files takes a long time to run (much worst than COM ). The question is that is there a way to pre compile these aspx files with the new DLL so it'll run fast the first time in short of having to 'click' on these files manually one at a time? Thanks, Frank57845137http://www.dot-net-guru.com/247reference/msgs/11/57333.aspxhttp://www.dot-net-guru.com/247reference/msgs/11/57333.aspx21 Feb 2002 16:14:00hi, does the use of code behind (instead of script blocks) affect overall performance? if so, how? thanks scott 57333137Truehttp://www.dot-net-guru.com/247reference/msgs/10/54754.aspxhttp://www.dot-net-guru.com/247reference/msgs/10/54754.aspx19 Feb 2002 11:17:01Copied from [aspngdata] to [aspngspeed] by Charles M. Carroll charlesmarkcarroll@yahoo.com Hi,.. I need some advice about encapsulation technique if i want to make data layer method to be consumed for business layer or presentation layer in another class.. In case i have two way (maybe there are another way) to do with : 1. SqlDataReader public SqldataReader myDataLayer (int myParam) { SqlCommand ...54754137http://www.dot-net-guru.com/247reference/msgs/10/54755.aspxhttp://www.dot-net-guru.com/247reference/msgs/10/54755.aspx19 Feb 2002 05:27:00Hi everyone, A quickie: which of the following has less stress on a Win2000 SMTP service? one e mail message generated by an ASP.NET page sent to 1,000 recipients, all in the "To" field 1,000 e mail messages generated by an ASP.NET sent to one recipient each in the "To" field Thanks, Jason54755137http://www.dot-net-guru.com/247reference/msgs/9/46945.aspxhttp://www.dot-net-guru.com/247reference/msgs/9/46945.aspx04 Feb 2002 14:19:33Copied from [aspngfreeforall] to [aspngspeed] by Alex Looooooooooooowe webmaster@asp grandrapids.net This is a multi part message in MIME format. InterScan NT MIME Boundary Content Type: multipart/alternative; boundary " NextPart 001 01C1AA1E.BA0E8D28" NextPart 001 01C1AA1E.BA0E8D28 Content Type: text/plain; charset "us ascii" Content Transfer Encoding: quoted printable Hello all, 20 Wrote a littl...46945137http://www.dot-net-guru.com/247reference/msgs/9/46946.aspxhttp://www.dot-net-guru.com/247reference/msgs/9/46946.aspx01 Feb 2002 20:18:00Moved from [aspngfreeforall] to [aspngspeed] by Charles M. Carroll charlesmarkcarroll@yahoo.com What are the pros and cons of using CType() vs. Cstr,Cbool, etc. (for vb) or (string), (int), etc. (for C#)? I'm particularly interested in performance, but any other thoughts on the matter are welcome. Thanks. Ambrose 46946137http://www.dot-net-guru.com/247reference/msgs/8/42705.aspxhttp://www.dot-net-guru.com/247reference/msgs/8/42705.aspx25 Jan 2002 13:26:00Moved from [aspngarchitecture] to [aspngspeed] by Charles M. Carroll charlesmarkcarroll@yahoo.com This is a multi part message in MIME format. NextPart 000 0048 01C1A5E1.DE0049B0 Content Type: text/plain; charset "iso 8859 1" Content Transfer Encoding: quoted printable what's faster? xml with dataset or 20 sql server with datareader im talking about small databas with 5 records 20 NextPart 000 004...42705137Truehttp://www.dot-net-guru.com/247reference/msgs/8/40653.aspxhttp://www.dot-net-guru.com/247reference/msgs/8/40653.aspx22 Jan 2002 05:59:31Copied from [aspngfreeforall] to [aspngspeed] by Charles M. Carroll darthcarroll@aspfriends.com This is a multi part message in MIME format. NextPart 000 0001 01C1A22F.6C57F1B0 Content Type: text/plain; charset "us ascii" Content Transfer Encoding: 7bit Hi What's the performace difference between Using Repeater and binding the data reader to it Vs Using Label server control and build the html usin...40653137Truehttp://www.dot-net-guru.com/247reference/msgs/8/40656.aspxhttp://www.dot-net-guru.com/247reference/msgs/8/40656.aspx22 Jan 2002 03:57:00What's the best method to use for getting the runtime of an operation? Thanks, Ryan 40656137http://www.dot-net-guru.com/247reference/msgs/8/40654.aspxhttp://www.dot-net-guru.com/247reference/msgs/8/40654.aspx21 Jan 2002 15:03:00What is the syntax to display a integer and varchar using System.Format? I heard it is much faster than Databinder.Eval? 40654137http://www.dot-net-guru.com/247reference/msgs/7/38938.aspxhttp://www.dot-net-guru.com/247reference/msgs/7/38938.aspx18 Jan 2002 21:38:33i was doing some server control perf testing specifically seeing how much slower asp:Label rendering is vs. writing out the span tag myself. when using trace.axd for app level tracing, i'm seeing 50% or more of the page request time occurring between aspx.page: End PreRender and aspx.page: Begin SaveViewState. what's happening between these two states? it seems to be proportional to the render tim...38938137http://www.dot-net-guru.com/247reference/msgs/7/38040.aspxhttp://www.dot-net-guru.com/247reference/msgs/7/38040.aspx16 Jan 2002 18:15:00since most current browsers support this (AFAIK), it seems like a great way to scrunch down all the dynamically generated HTML from ASP.NET. has anybody figured out how to get this working, so the server returns a GZIP ed HTTP stream? Kirk Marple CTO, VP of Engineering Streaming Media Technologies, Inc. 800 5th Ave, Suite 101 358 Seattle, WA 98104 c: 206.251.4820 e: kirk@streamingmediatech.com w: ...38040137Truehttp://www.dot-net-guru.com/247reference/msgs/7/37551.aspxhttp://www.dot-net-guru.com/247reference/msgs/7/37551.aspx15 Jan 2002 19:49:04Moved from [aspngdata] to [aspngspeed] by Charles M. Carroll darthcarroll@asplists.com This message is in MIME format. Since your mail reader does not understand this format, some or all of this message may not be legible. NextPart 001 01C19DEC.BD18AA3C Content Type: text/plain Hi all, In situations where you find yourself using the stringbuilder in a loop, is it better to call the remove method o...37551137http://www.dot-net-guru.com/247reference/msgs/7/36803.aspxhttp://www.dot-net-guru.com/247reference/msgs/7/36803.aspx14 Jan 2002 19:03:12Moved from [aspngarchitecture] to [aspngspeed] by Charles M. Carroll darthcarroll@asplists.com Is there any (significant) performance hit in using user controls (.ascx)? What about dynamically loading user controls? It certainly makes life easier to be able to encapsulate layout/functionality into user controls etc... but is there such a thing as overusing user controls? What if I have a user cont...36803137http://www.dot-net-guru.com/247reference/msgs/7/36805.aspxhttp://www.dot-net-guru.com/247reference/msgs/7/36805.aspx14 Jan 2002 19:03:11Hi all, I have a function that takes in a string input and return how many lines this string will take up. This function can be called many times throughout my code. Is there a better way of doing this then the following steps: 1. split it into an array base upon the space 2. start concatenating the string together 3. checked if the concatenated string is greater then my line limit, if so incremen...36805137http://www.dot-net-guru.com/247reference/msgs/7/36801.aspxhttp://www.dot-net-guru.com/247reference/msgs/7/36801.aspx14 Jan 2002 19:03:05**************************************** I posted the following to Dan Wahlin: One thing I am curious about Dan is why your ASP.net examples on your site 20 and book are so extremely mired in response.writes? sub page load(s as object, e as eventargs) for counter 3D1 TO 100 response.write (i & " br ") next end sub correct: sub page load(s as object, e as eventargs) dim sb as new stringbuilder for ...36801137http://www.dot-net-guru.com/247reference/msgs/5/29895.aspxhttp://www.dot-net-guru.com/247reference/msgs/5/29895.aspx13 Dec 2001 15:33:00Moved from [aspngarchitecture] to [aspngspeed] by Charles M. Carroll darthcarroll@asplists.com This is very alarming to me to say the least. Using trace I have encountered pages in my application that take 5 or more seconds to render. I have double checked to make certain that database i/o is not causing the problem. The page that is being rendered has three Data Grid controls on it each with more...29895137http://www.dot-net-guru.com/247reference/msgs/3/17546.aspxhttp://www.dot-net-guru.com/247reference/msgs/3/17546.aspx02 Nov 2001 14:47:48Moved from [aspngdata] to [aspngspeed] by Charles Carroll darthcarroll@asplists.com I also sent this to aspngfreeforall: Hi, I was wondering what the best way is to access individual members of a custom class that are stored in a session. For instance, in the example below, is Option 1 any better than Option 2? Option 2 is less code, but it seems like it would be slower. Any thoughts? Thanks, Jon ...17546137http://www.dot-net-guru.com/247reference/msgs/2/11319.aspxhttp://www.dot-net-guru.com/247reference/msgs/2/11319.aspx14 Oct 2001 10:23:47I heard I should avoid use of DataBinder.Eval because of it's late binding. Now I'm trying to rewrite some code but not sure how. What I have is: %# DataBinder.Eval(Container.DataItem, "myDate", "{:D}" % I found a way to do the same without DataBinder.Eval but I think it is also late binding. Can somebody confirm?: %# Convert.ToDateTime(((DataRowView)Container.DataItem)["myDate"]).ToString("d MMM ...11319137