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  • How to handle Oracle Store Procedure call with Oracle Types as input or output using EclipseLink

    - by MAK
    Hi, I doing a Proof Of Concept to figure out how efficient to call a store procedure using EclipseLink. I was able to call oracle store procedure using EclispeLink with Scalar/primitive data types (link Integer, varchar etc). I wanted to understand how can I handle Oracle Store procedure from EclipseLink with collection(Oracle Types/User defined types) as input or output parameters. I would really appreciate if some one help me understand this with an example. Thanks MAK

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  • Why is invalid value being thrown?

    - by Nathan Koop
    I've got a DevExpress TextEdit which is databound to a dataset. The field is an optional percentage, (datatype double). When the record gets loaded and there is no value in the field, everything is fine. However, if you type something into the field (IE 100) and then want to remove it afterwards, I get an Invalid Value, error. Why does this occur, and how can I remove it? I do not have any mask or any sort of explicit validation on this field.

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  • How to cache method results in .Net

    - by SP
    Using webmethods, caching the results is pretty straight forward using "CacheDuration" attribute. Is there a similar "easy" way to cache non-webmethod outputs (or static methods) based on the parameters? I would appreciate any help. Thanks in advance!

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  • Example: Objective C method alongside a php method

    - by Nic Hubbard
    I am very used to javascript and php programing, and I just jumped into programing Objective C. After working with it for a few weeks, the methods still confused me, as to how it is passing params, and how the methods are named. Since I am used to php, I am used to seeing: function myFunc($param1, $param2, $param3, $param4) { return FALSE; } Could someone show me how this would be written in Objective C, so that I can get used to writing methods that have parameters?

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  • Switching DataSources in ReportViewer in WinForms

    - by Mike Wills
    I have created a winform for the users to view view the many reports I am creating for them. I have a drop down list with the report name which triggers the appropriate fields to display the parameters. Once those are filled, they press Submit and the report appears. This works the first time they hit the screen. They can change the parameters and the ReportViewer works fine. Change to a different report, and the I get the following ReportViewer error: An error occurred during local report processing. An error has occurred during the report processing. A data source instance has not been supplied for the data source "CgTempData_BusMaintenance". As far as the process I use: I set reportName (string) the physical RDLC name. I set the dataSource (string) as the DataSource Name I fill a generic DataTable with the data for the report to run from. Make the ReportViewer visible Set the LocalReport.ReportPath = "Reports\\" = reportName; Clear the LocalReport.DataSources.Clear() Add the new LocalReport.DataSources.Add(new ReportDataSource(dataSource, dt)); RefreshReport() on the ReportViewer. Here is the portion of the code that setups up and displays the ReportViewer: /// <summary> /// Builds the report. /// </summary> private void BuildReport() { DataTable dt = null; ReportingCG rcg = new ReportingCG(); if (reportName == "GasUsedReport.rdlc") { dataSource = "CgTempData_FuelLog"; CgTempData.FuelLogDataTable DtFuelLog = rcg.BuildFuelUsedTable(fromDate, toDate); dt = DtFuelLog; } else if (reportName == "InventoryCost.rdlc") { CgTempData.InventoryUsedDataTable DtInventory; dataSource = "CgTempData_InventoryUsed"; DtInventory = rcg.BuildInventoryUsedTable(fromDate, toDate); dt = DtInventory; } else if (reportName == "VehicleMasterList.rdlc") { dataSource = "CgTempData_VehicleMaster"; CgTempData.VehicleMasterDataTable DtVehicleMaster = rcg.BuildVehicleMasterTable(); dt = DtVehicleMaster; } else if (reportName == "BusCosts.rdlc") { dataSource = "CgTempData_BusMaintenance"; dt = rcg.BuildBusCostsTable(fromDate, toDate); } // Setup the DataSource this.reportViewer1.Visible = true; this.reportViewer1.LocalReport.ReportPath = "Reports\\" + reportName; this.reportViewer1.LocalReport.DataSources.Clear(); this.reportViewer1.LocalReport.DataSources.Add(new ReportDataSource(dataSource, dt)); this.reportViewer1.RefreshReport(); } Any ideas how to remove all of the old remaining data? Do I dispose the object and recreate it?

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  • How does COM registration work in Windows

    - by Air Benji
    I'm an application packager trying to make sense of how the COM registry keys (SelfReg) interrelate to the given .dll in Windows. ProgID's, AppID's, TypeLibs, Extensions & Verbs are all tied around the CLSID right? Do CLSID's always use Prog/App IDs or could you just have a file extension class? Which bits are optional? Some of it seems to be 'like a router' where there's the two interfaces (internal - .dll) and external (the extension etc). How does this all fit? (The SDK documentation doesn't make sense to me) I ask as this is all pivotal to application 'healing' with Windows Installer (which packagers are all 'big' on, but there's no nitty-gritty breakdowns since its a coder-thing really) ---Edit: Am I safe in assuming that for what COM is registered, it must all link back to the CLSID and cannot be a 'dead-end'? Verbs need extensions which need progid's... What about the AppId's, TypeLibs and Interfaces? How do they interrelate?

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  • difference b/w soap web service and webservice

    - by Praveen Prasad
    i saw that in asp.net .asmx file, we create webservices [webmethod] //method defination here now for soap webservice [webmethod] [SoapHeader(some parameters here)] //method defination here my question is what's the difference b/w both webservices type and how to choose which service type to choose

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  • Dynamic JPA 2.0 query using Criteria API

    - by rrrrrrrrrrrrr
    Hello all, I am a bit stucked constructing a dynamic query using the CriteriaBuilder of JPA 2.0. I have quite a common use case I guess: User supplies a arbitrary amount of search parameters X to be and / or concatenated: like : select e from Foo where (name = X1 or name = X2 .. or name = Xn ) The Method or of CriteriaBuilder is not dynamic: Predicate or(Predicate... restrictions) Ideas? Samples?

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  • LineChart in WPF

    - by Maurizio Reginelli
    I havo to implement a custom control in WPF which contains a line chart. This control should permit to an user to define, with a control template, the number of grids, the font family and the font size of axis labels and other parameters. I'm wondering if one of you can address me to an example or give me some advice. Thank you in advance.

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  • flickr phpflickr api

    - by sea_1987
    Overview I am trying to get a photo feed on to my site using Flickr's api and the phpflickr library. I can successfully get the photoset on to my site, but it shows all the photos from every photoset, what I was hoping to achieve was to show the primary photo from each photoset, and then if the user clicked on the image it would show the full photoset in a lightbox/shadowbox. My Code <div id="images" class="tabnav"> <ul class="items"> <?php $count = 1; ?> <?php foreach ($photosets['photoset'] as $ph_set): ?> <?php $parentID = $ph_set['parent']; ?> <?php $photoset_id = $ph_set['id']; $photos = $f->photosets_getPhotos($photoset_id); foreach ($photos['photoset']['photo'] as $photo): ?> <li> <a rel="shadowbox['<?=$count;?>']" href="<?= $f->buildPhotoURL($photo, 'medium') ?>" title="<?= $photo['title'] ?>"> <img src="<?= $f->buildPhotoURL($photo, 'rectangle') ?>" alt="<?= $photo['title'] ?>" width="210" height="160" title="<?= $photo['title'] ?>" /> <h3><?=$ph_set['title']?></h3> <p><?=$ph_set['description'];?></p> </a> </li> <?php endforeach; ?> <?php $count++; ?> <?php endforeach; ?> </ul> </div> Another Attempt I have also tried calling the getPhotos function differently, instead of sending it without any parameters I sent it with parameters $photos = $f->photosets_getPhotos($photoset_id, NULL, NULL, 1, NULL); The above code stopped the showing all the photos from each photoset and started showing just the primary image, but it also stopped making the rest of the photos accesible to me. Is there something I can do to make this work? I am totally out iof ideas. Regards and thanks

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  • getting error while converting wav to amr using ffmpeg

    - by sohilvassa
    hello friends I am using ffmpeg to convert amr to wav and wav to amr.Its successfully converting amr to wav but not viceversa. As ffmpeg is supporting amr encoder decoder, its giving error. ffmpeg -i testwav.wav audio.amr (working fine) Error while opening encoder for output stream #0.0 - maybe incorrect parameters such as bit_rate, rate, width or height

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  • Google Charts of SSL

    - by Ian
    Hi, I need to get the free Google charts working over SSL without any security errors. I am using c# and asp.net. As Google charts does not support SSL by default, I am looking for a robust method of using there charts but ensuring my user doesn't get any security warnings over their browser. One thought was to use a handler to call the charts api and then generate the output my site needs. Similar to Pants are optional blog post. I haven't been able to get this example working at this stage. Any suggestions, or samples are welcome. Thanks

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  • XML flat file vs. relational database backend

    - by donpal
    Most projects now need some form of a database. When someone says database, I usually think relational databases, but I still hear about flat file XML databases. What parameters do you take into consideration when deciding between a "real" database and a flat-file XML database. When should one be used over the other, and under what circumstances should I never consider using a flat file (or vice versa a relational) database?

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  • Unable to run MR on cluster

    - by RAVITEJA SATYAVADA
    I have an Map reduce program that is running successfully in standalone(Ecllipse) mode but while trying to run the same MR by exporting the jar in cluster. It is showing null pointer exception like this, 13/06/26 05:46:22 ERROR mypackage.HHDriver: Error while configuring run method. java.lang.NullPointerException I double checked the run method parameters those are not null and it is running in standalone mode as well..

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  • Entity Framework, full-text search and temporary tables

    - by markus
    I have a LINQ-2-Entity query builder, nesting different kinds of Where clauses depending on a fairly complex search form. Works great so far. Now I need to use a SQL Server fulltext search index in some of my queries. Is there any chance to add the search term directly to the LINQ query, and have the score available as a selectable property? If not, I could write a stored procedure to load a list of all row IDs matching the full-text search criteria, and then use a LINQ-2-Entity query to load the detail data and evaluate other optional filter criteria in a loop per row. That would be of course a very bad idea performance-wise. Another option would be to use a stored procedure to insert all row IDs matching the full-text search into a temporary table, and then let the LINQ query join the temporary table. Question is: how to join a temporary table in a LINQ query, as it cannot be part of the entity model?

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  • How to register a service with Mono.ZeroConf?

    - by pablo
    Hi, I'm trying to test the ZeroConf sample at http://www.mono-project.com/Mono.Zeroconf. I'm running OpenSuse 11 and Mono 2.2. My server code is: using System; using Mono.Zeroconf; namespace zeroconftestserver { class MainClass { public static void Main(string[] args) { RegisterService service = new RegisterService (); service.Name = "test server"; service.RegType = "_daap._tcp"; service.ReplyDomain = "local."; service.Port = 6060; // TxtRecords are optional TxtRecord txt_record = new TxtRecord (); txt_record.Add ("Password", "false"); service.TxtRecord = txt_record; service.Register(); Console.WriteLine("Service registered!"); Console.ReadLine(); } } } But I can't find my registered service with the sample client browser code nor with mzclient. Thanks!

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  • Visual Studio does not flag unterminated string constant in VB.Net

    - by JoelFan
    I noticed that if I leave off the terminating double quote for a string constant in Visual Studio 2010, there is no error or even a warning, i.e. Dim foo as String = "hi However, the continuous integration tool we are using flags an error: error BC30648: String constants must end with a double quote. What's going on here? Is there some language rule in VB.NET that makes a terminating double quote optional "sometimes"? Is there some setting in Visual Studio that will make it flag this as an error?

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  • Can I create a custom roleprovider through a WCF service?

    - by RJ
    I have a web application that accesses a database through a wcf service. The idea is to abstract the data from the web application using the wcf service. All that works fine but I am also using the built in roleprovider using the SqlRoleManager which does access the aspnetdb database directly. I would like to abstract the roleprovider by creating a custom roleprovider in a wcf service and then accessing it through the wcf service. I have created the custom role provider and it works fine but now I need to place it in a wcf service. So before I jump headlong into trying to get this to work through the WCF service, I created a second class in the web application that accessed the roleprovider class and changed my web config roleprovider parameters to use that class. So my roleprovider class is called, "UcfCstRoleProvider" and my web.config looks like this: <roleManager enabled="true" defaultProvider="UcfCstRoleProvider"> <providers> <add name="UcfCstRoleProvider" type="Ucf.Security.Wcf.WebTests.UcfCstRoleProvider, Ucf.Security.Wcf.WebTests" connectionStringName="SqlRoleManagerConnection" applicationName="SMTP" /> </providers> </roleManager> My class starts like this: public class UcfCstRoleProvider : RoleProvider { private readonly WindowsTokenRoleProvider _roleProxy = new WindowsTokenRoleProvider(); public override string ApplicationName { get { return _roleProxy.ApplicationName; } set { _roleProxy.ApplicationName = value; } } As I said, this works fine. So the second class is called BlRoleProvider that has identical properties and parameters as the roleprovide but does not implement RoleProvider. I changed the web.config to point to this class like this: <roleManager enabled="true" defaultProvider="BlRoleProvider"> <providers> <add name="UcfCstRoleProvider" type="Ucf.Security.Wcf.WebTests.BlRoleProvider, Ucf.Security.Wcf.WebTests" connectionStringName="SqlRoleManagerConnection" applicationName="SMTP" /> </providers> </roleManager> But I get this error. "Provider must implement the class 'System.Web.Security.RoleProvider'." I hope I have explained well enough to show what I am trying to do. If I can get the roleprovider to work through another class in the same application, I am sure it will work through the WCF service but how do I get past this error? Or maybe I took a wrong turn and there is a better way to do what I want to do??

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  • Parse params from an sql query using delphi

    - by Salvador
    How i can parse and extract the parameters from an SQL Query using delphi? example : from this query SELECT * FROM MyTable WHERE Field1=:Param1 AND Field2=:Param2 AND (Field3=:Param3 OR Field4=:Param4) i want to obtain Param1 Param2 Param3 Param4 Thanks in advance.

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  • How can I make this Route (ASP.Net MVC2) ?

    - by Felipe
    Hi All, I'm begginer in asp.net mvc and I have some doutbs about routes. Im' developing a system to manage documents and I need make an URL like this: routes.MapRoute("Documentos", "{controller}/{documentType}/{documento}/{action}/{id}", new { controller = "Home", documentType = "", documento = "", action = "Index", id = UrlParameter.Optional }); and the app working an URL like theses: "Document/Administrative/Contract" - (Index action by default to list documents of type 'Contract') "Document/Administrative/Contract/New" - (new action in controller) "Document/Administrative/Contract/10" - (detail action in controller) "Document/Administrative/Contract/Edit/10" - (edit action in controller) Document would be a Controller, and Administrative would be just a description in url to identify that documents of 'Contract' is Administrative... So, My doubts is about my controllers and actions, How should be the signature of the methods of controller ? Need I make an Area called Documents to do this more easy ? PS: Sorry for my english! Thanks a lot, Cheers! Felipe

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  • SqlCommandBuilder.DeriveParameters(command) and IsNullable

    - by Andrey
    I have written an O/R database wrapper that generates some wrapper methods for stored procs it reads from the database. Now I need to produce some custom wrapper code if an input parameter of a stored proc is defaulted to NULL. The problem is - I get stored proc parameters using: SqlCommandBuilder.DeriveParameters(command) and it doesn't bring parameter defaults. Is there any way to look up those defaults? Are they stored anywhere in the database? BTW, I'm using SQL Server 2008

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  • What is "UseRANU" parameter in Visual Studio

    - by sudarsanyes
    I have created a package in VS2010 RC using the MPF (Managed Package Framework) and I get the following error. Can somebody help me out with this ?? The "UseRANU" parameter is not supported by the "VsTemplatePaths" task. Verify the parameter exists on the task, and it is a settable public instance property. The "VsTemplatePaths" task could not be initialized with its input parameters.

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