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  • Scaling web application with SQL Server 2008 database

    - by John
    I have a database which has 90% of read only tables. 10% of the tables has writable data. We need to scale the ASP.NET application.We need to add more users who will not be writing to the database. We are thinking of adding another server and routing the users who need read only access to that server. Is there a way to replicate just some tables to another database server. Since the 90% of data doesnt change, we don't want to setup any full database replication. Please advise.

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  • window 7 hardware reserved ram

    - by alex
    Hi, I have Windows 7 64bit, 8gb ram and 1152mb is hardware reserved which leaves me with 7039mb of physical memory available as I can see on the task manager. What is the advantage or disadvantage of keeping it this way? If I disable it from the MSCONFIG, the hardware reserved comes down to 1mb. Well, which way I should keep it for best performance in all meanings considering that nowdays, 8gb is still a lot. Could someone explain the easy way please?

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  • What could be causing windows to fail to sleep or hibernate, and revert system settings?

    - by xdumaine
    I am running Windows 8.1 on my system (Dell e6520) and the symptoms are this: My PC won't sleep or hibernate. It the screen turns off, but the fans just run and run, and after a little while, it completely shuts down, and when I start it back up, everything is closed, like it was a fresh boot/restart. I'm have a weird issue with outlook described here and the fix works fine - modifying a registry value. The weirder part is that after my computer fails to sleep or hibernate, and it starts back up, the registry value is GONE, like I never modified it, and thus the outlook error message is back. I thought maybe a graphics driver was preventing the sleep/hibernate, so I attempted to uninstall the NVIDIA graphics driver and control panel. HOWEVER, once the computer fails to sleep/hibernate, the NVIDIA graphics driver and control panel appear BACK on my system, like I didn't uninstall them. What could be happening here? I really need to be able to sleep/hibernate so I don't lose work or my work state, and these issues are really concerning. What I've tried, without success: Uninstalling graphics driver mentioned above Disabling hibernate and using sleep disabling/re-enabling hibernate Disabling startup items Sleeping as local system admin account disconnecting all USB, network, and bluetooth devices

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  • How many site visitors can my server handle? [closed]

    - by coolboycsaba
    I have a website, and I want to host it on my own computer, but I'm wondering if it's good enough. The website checks if the user is logged in and then displays 15 items (title, description) from a mysql database and the rating (stored in another database) and the comments (another database) for each item. It also displays some stats (number of items, comments). I also have an image for each item. My specs are: AMD Athlon 64 X2 Dual Core Processor 5600+ 2.90 GHz RAM: 4.00GB Windows 7 64bit So what do you think, how much visitors and items could it handle (at once or daily) ? My internet connection is good, around 7-10 mb upload and same download speed

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  • How to make nested Library in windows 7 ? [closed]

    - by Wahid Bitar
    Possible Duplicate: Is it possible to have nested libraries in Windows 7? I want to make new "Songs" library inside "Music" Library. How to do that? How to make nested library in windows 7? Edit: I know how to add folders to music library but i want to make new library inside music library. Is that possible?

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  • File permissions in Windows XP

    - by user23950
    Is there any software that can be installed in Windows XP to set file permissions for guest accounts? So that they would have to input a valid administrator password first before they can access the file? I've seen a feature like this in Ubuntu, wherein even the administrator has to input the password over and over just to access a certain drive. But I need it in Windows XP.

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  • Unix: Search for file contents

    - by Svish
    I find the find . -name "some-file" command very useful to list all files matching some file name in a folder. Is there anything similar I can use to list all files that contains string? If you needed to find all files in a directory that had a certain string of text in it, what would you use?

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  • Can I delay selection of a file name?

    - by Xavierjazz
    XP SP3 I have my system set up so that I do not need to double click on an item to open it. However, I find that items are selected when I move over them swiftly. This is a problem when I want to save a file and inadvertently pass over another file name. It immediately gets selected. Is there a way to delay this selection for, say, a second so that they are not selected so quickly? Thanks. Regards,

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  • How to make googlebot to crawl a page? [closed]

    - by mamadum
    What is the best way of forcing googlebot to crawl the page? I've put up Google analytics, registered site with Google webmaster. I've done great deal of SEO work on the website with keywords and titles, I took care of microdata. I submitted the site anonymously, I successfully fetched the site and submit for indexing couple of days ago and still nothing. Last time googlebot visited the site is almost 1 month ago and the indexed content is now obsolete. Am I missing something? or is it just a slow process??

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  • Find copies of folders? (Not files)

    - by acidzombie24
    I have a dozen of folders that are duplicates. Within them are a few dozen folders that are duplicates so i have a few thousand copies of the same files and folders. Many of them are exactly the same while others have changes in a few files. What utility can i use to delete folders that are copies of others with no changes? if one or more files in that folder have been changed i dont want it deleted (and i'd like the subfolders to have a shortcuts to a copy but thats not required). Is there a utility to do this?

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  • Unable to access certain websites

    - by Ravindra Jadeja
    I am unable to access certain websites from my PC viz. google.com, gmail.com , stackoverflow.com, etc. However, I am able to access facebook.com, twitter.com, infoq.com etc. Currently I am accessing Google via proxy server. I suspect that the problem might exist with websites that have used ASP for scripting. Please suggest a solution to the problem that I am facing.

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  • Why are my SharePoint downloads not completing for outside users?

    - by CT
    I am using WSS 3.0 with Microsoft Server 2003. I am running into the following problem. On a pretty frequent basis, outside users are having trouble downloading documents. Some downloads are completing while the download is still incomplete. So for instance, a PDF is a 17MB file. If I download it from within the office, all 17MBs are downloaded and it opens. If I download it from an outside connection, it may download anywhere from 5-10 MB of the file and then say it is complete. When these partial downloads are opened, it gives the user the error, this file is corrupt and cannot be repaired. I have solved this problem on some of the occasions by simply deleting the document and uploading a new copy of the document. This does not always work. Are there known bugs? Are the Internet settings that need to be modified on the outside user's machine? Does anyone else run into this?

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  • Changing a site name or domain

    - by halabira
    I got an active social networking site right now with about 530 members and I would like to change my site's domain name to another one.My question is how can you do this efficiently without losing my members?Do I need to create a redirect page for the old members?

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  • Small performance test on a web service

    - by vtortola
    Hi, I'm trying to develop a small application that test how many requests per second can my service support but I think I'm doing something wrong. The service is in an early development stage, but I'd like to have this test handy in order to check in time to time I'm not doing something that decrease the performance. The problem is that I cannot get the web server or the database server go to the 100% of CPU. I'm using three different computers, in one is the web server (WinSrv Standard 2008 x64 IIS7), in other the database (Win 2K - SQL Server 2005) and the last is my computer (Win7 x64 ultimate), where I'll run the test. The computers are connected through a 100 ethernet switch. The request POST is 9 bytes and the response will be 842 bytes. The test launches several threads, and each thread has a "while" loop, in each loop it creates a WebRequest object, performs a call, increment a common counter and waits between 1 and 5 millisencods, then it do it again: static Int32 counter = 0; static void Main(string[] args) { ServicePointManager.DefaultConnectionLimit = 250; Console.WriteLine("Ready. Press any key..."); Console.ReadKey(); Console.WriteLine("Running..."); String localhost = "localhost"; String linuxmono = "192.168.1.74"; String server= "192.168.1.5:8080"; DateTime start = DateTime.Now; Random r = new Random(DateTime.Now.Millisecond); for (int i = 0; i < 50; i++) { new Thread(new ParameterizedThreadStart(Test)).Start(server); Thread.Sleep(r.Next(1, 3)); } Thread.Sleep(2000); while (true) { Console.WriteLine("Request per second :" + counter/DateTime.Now.Subtract(start).TotalSeconds ); Thread.Sleep(3000); } } public static void Test(Object ip) { Guid guid = Guid.NewGuid(); Random r = new Random(DateTime.Now.Millisecond); while (true) { String test = "<lalala/>"; WebRequest req = WebRequest.Create("http://" + (String)ip + "/WebApp/"+guid.ToString()+"/Data/Tables=whatever"); req.Method = "POST"; req.ContentType = "application/xml"; req.Credentials = new NetworkCredential("aaa", "aaa","domain"); Byte[] array = Encoding.UTF8.GetBytes(test); req.ContentLength = array.Length; using (Stream reqStream = req.GetRequestStream()) { reqStream.Write(array, 0, array.Length); reqStream.Close(); } using (Stream responseStream = req.GetResponse().GetResponseStream()) { String response = new StreamReader(responseStream).ReadToEnd(); if (response.Length != 842) Console.Write(" EEEE "); } Interlocked.Increment(ref counter); Thread.Sleep(r.Next(1,5)); } } If I run the test neither of the computers do an excesive CPU usage. Let's say I get a X requests per second, if I run the console application two times at the same moment, I get X/2 request per second in each one... but still the web server is on 30% of CPU, the database server on 25%... I've tried to remove the thread.sleep in the loop, but it doesn't make a big difference. I'd like to put the machines to the maximun, to check how may requests per second they can provide. I guessed that I could do it in this way... but apparently I'm missing something here... What is the problem? Kind regards.

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  • WCF MustUnderstand headers are not understood

    - by raghur
    Hello everyone, I am using a Java Web Service which is developed by one of our vendor which I really do not have any control over it. I have written a WCF router which the client application calls it and the router sends the message to the Java Web Service and returns the data back to the client. The issue what I am encountering is, I am successfully able to call the Java web service from the WCF router, but, I am getting the following exceptions back. Router config file is as follows: <customBinding> <binding name="SimpleWSPortBinding"> <!--<reliableSession maxPendingChannels="4" maxRetryCount="8" ordered="true" />--> <!--<mtomMessageEncoding messageVersion ="Soap12WSAddressing10" ></mtomMessageEncoding>--> <textMessageEncoding maxReadPoolSize="64" maxWritePoolSize="16" messageVersion="Soap12WSAddressing10" writeEncoding="utf-8" /> <httpTransport manualAddressing="false" maxBufferPoolSize="524288" maxReceivedMessageSize="65536" allowCookies="false" authenticationScheme="Anonymous" bypassProxyOnLocal="true" keepAliveEnabled="true" maxBufferSize="65536" transferMode="Buffered" unsafeConnectionNtlmAuthentication="false"/> </binding> </customBinding> Test client config file <customBinding> <binding name="DocumentRepository_Binding_Soap12"> <!--<reliableSession maxPendingChannels="4" maxRetryCount="8" ordered="true" />--> <!--<mtomMessageEncoding messageVersion ="Soap12WSAddressing10" ></mtomMessageEncoding>--> <textMessageEncoding maxReadPoolSize="64" maxWritePoolSize="16" messageVersion="Soap12WSAddressing10" writeEncoding="utf-8"> <readerQuotas maxDepth="32" maxStringContentLength="8192" maxArrayLength="16384" maxBytesPerRead="4096" maxNameTableCharCount="16384" /> </textMessageEncoding> <httpTransport manualAddressing="false" maxBufferPoolSize="524288" maxReceivedMessageSize="65536" allowCookies="false" authenticationScheme="Anonymous" bypassProxyOnLocal="false" hostNameComparisonMode="StrongWildcard" keepAliveEnabled="true" maxBufferSize="65536" proxyAuthenticationScheme="Anonymous" realm="" transferMode="Buffered" unsafeConnectionNtlmAuthentication="false" useDefaultWebProxy="true" /> </binding> </customBinding> If I use the textMessageEncoding I am getting <soap:Text xml:lang="en">MustUnderstand headers: [{http://www.w3.org/2005/08/addressing}To, {http://www.w3.org/2005/08/addressing}Action] are not understood.</soap:Text> If I use mtomMessageEncoding I am getting The server did not provide a meaningful reply; this might be caused by a contract mismatch, a premature session shutdown or an internal server error. My Router class is as follows: [ServiceBehavior(InstanceContextMode = InstanceContextMode.Single, ConcurrencyMode = ConcurrencyMode.Multiple, AddressFilterMode = AddressFilterMode.Any, ValidateMustUnderstand = false)] public class EmployeeService : IEmployeeService { public System.ServiceModel.Channels.Message ProcessMessage(System.ServiceModel.Channels.Message requestMessage) { ChannelFactory<IEmployeeService> factory = new ChannelFactory<IEmployeeService>("client"); factory.Endpoint.Behaviors.Add(new MustUnderstandBehavior(false)); IEmployeeService proxy = factory.CreateChannel(); Message responseMessage = proxy.ProcessMessage(requestMessage); return responseMessage; } } The "client" in the above code under ChannelFactory is defined in the config file as: <client> <endpoint address="http://JavaWS/EmployeeService" binding="wsHttpBinding" bindingConfiguration="wsHttp" contract="EmployeeService.IEmployeeService" name="client" behaviorConfiguration="clientBehavior"> <headers> </headers> </endpoint> </client> Really appreciate your kind help. Thanks in advance, Raghu

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  • Combined SOAP/JSON/XML in WCF, using UriTemplate

    - by gregmac
    I'm trying to build a generic web service interface using WCF, to allow 3rd party developers to hook into our software. After much struggling and reading (this question helped a lot), I finally got SOAP, JSON and XML (POX) working together. To simplify, here's my code (to make this example simple, I'm not using interfaces -- I did try this both ways): <ServiceContract()> _ Public Class TestService Public Sub New() End Sub <OperationContract()> _ <WebGet()> _ Public Function GetDate() As DateTime Return Now End Function '<WebGet(UriTemplate:="getdateoffset/{numDays}")> _ <OperationContract()> _ Public Function GetDateOffset(ByVal numDays As Integer) As DateTime Return Now.AddDays(numDays) End Function End Class and the web.config code: <services> <service name="TestService" behaviorConfiguration="TestServiceBehavior"> <endpoint address="soap" binding="basicHttpBinding" contract="TestService"/> <endpoint address="json" binding="webHttpBinding" behaviorConfiguration="jsonBehavior" contract="TestService"/> <endpoint address="xml" binding="webHttpBinding" behaviorConfiguration="poxBehavior" contract="TestService"/> <endpoint address="mex" contract="IMetadataExchange" binding="mexHttpBinding" /> </service> </services> <behaviors> <endpointBehaviors> <behavior name="jsonBehavior"> <enableWebScript/> </behavior> <behavior name="poxBehavior"> <webHttp /> </behavior> </endpointBehaviors> <serviceBehaviors> <behavior name="TestServiceBehavior"> <serviceMetadata httpGetEnabled="true"/> <serviceDebug includeExceptionDetailInFaults="false"/> </behavior> </serviceBehaviors> </behaviors> This actually works -- I'm able to go to TestService.svc/xml/GetDate for xml, TestService.svc/json/GetDate for json, and point a SOAP client at TestService.svc?wsdl and have the SOAP queries work. The part I'd like to fix is the queries. I have to use TestService.svc/xml/GetDateOffset?numDays=4 instead of TestService.svc/xml/GetDateOffset/4. If I specify the UriTemplate, I get the error: Endpoints using 'UriTemplate' cannot be used with 'System.ServiceModel.Description.WebScriptEnablingBehavior'. But of course without using <enableWebScript/>, JSON doesn't work. The only other thing I've seen that I think will work is making 3 different services (.svc files), that all implement an interface that specifies the contract, but in the classes specify different WebGet/WebInvoke attributes on each class. This seems like a lot of extra work, that frankly, I don't see why the framework doesn't handle for me. The implementation of the classes would all be the same, except for the attributes, which means over time it would be easy for bugs/changes to get fixed/done in one implementation but not the others, leading to inconsistent behaviour when using the JSON vs SOAP implementation for example. Am I doing something wrong here? Am I taking a totally wrong approach and misusing WCF? Is there a better way to do this? With my experience doing web stuff, I think it should be possible for some kind of framework to handle this ... I even have an idea in my head of how to build it. It just seems like WCF is supposed to be doing this, and I don't really want to reinvent the wheel.

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