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• Linq-to-sql Compiled Query returning object NOT belonging to submitted DataContext

  - by Vladimir Kojic

  Compiled query: public static class Machines { public static readonly Func<OperationalDataContext, short, Machine> QueryMachineById = CompiledQuery.Compile((OperationalDataContext db, short machineID) => db.Machines.Where(m => m.MachineID == machineID).SingleOrDefault() ); public…

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• Working with Joins in LINQ

  - by vik20000in

  While working with data most of the time we have to work with relation between different lists of data. Many a times we want to fetch data from both the list at once. This requires us to make different kind of joins between the lists of data. LINQ support different kinds of join Inner Join     List<Customer> customers =…

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• Using Dynamic LINQ to get a filter for my Web API

  - by Espo

  We are considering using the Dynamic.CS linq-sample included in the "Samples" directory of visual studio 2008 for our WebAPI project to allow clients to query our data. The interface would be something like this (In addition to the normal GET-methods): public HttpResponseMessage List(string filter = null); The plan is to use the dynamic…

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• Iterate through deserialized xml object

  - by Bruce Adams

  I have a deserialized xml c# objet. I need to iterate through the oject to display all items, in this case there's just one, and display the name, colors and sizes for each item. The xml: <?xml version="1.0" encoding="utf-8"?> <Catalog Name="Example"> <Items> <Item Name="ExampleItem"> <Colors> …

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• Merging two XML files into one XML file using Java

  - by dmurali

  I am stuck with how to proceed with combining two different XML files(which has the same structure). When I was doing some research on it, people say that XML parsers like DOM or StAX will have to be used. But cant I do it with the regular IOStream? I am currently trying to do with the help of IOStream but this is not solving my purpose, its…

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• Raw XML Push from input stream captures only the first line of XML

  - by pqsk

  I'm trying to read XML that is being pushed to my java app. I originally had this in my glassfish server working. The working code in glassfish is as follows: public class XMLPush implements Serializable { public void processXML() { StringBuilder sb = new StringBuilder(); BufferedReader br = null; try { br =…

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• "Enumeration yielded no results" When using Query Syntax in C#

  - by Shantanu Gupta

  I have created this query to fetch some result from database. Here is my table structure. What exaclty is happening. DtMapGuestDepartment as Table 1 DtDepartment as Table 2 Are being used var dept_list= from map in DtMapGuestDepartment.AsEnumerable() where…

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• How to create Query syntax for multiple DataTable for implementing IN operator of Sql Server

  - by Shantanu Gupta

  I have fetched 3-4 tables by executing my stored procedure. Now they resides on my dataset. I have to maintain this dataset for multiple forms and I am not doing any DML operation on this dataset. Now this dataset contains 4 tables out of which i have to fetch some records to display data. Data…

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• xml attribure in dataset

  - by raging_boner

  I want to bind Repeater control to Dataset which is filled with XML data, but i don't know how to show attributes inside repeater. Xml File: <root> <items> <item id="9" name="111111111111" description="111111245" views="1" galleryID="0" /> </items>…

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• When using Query Syntax in C# "Enumeration yielded no results". How to retrieve output

  - by Shantanu Gupta

  I have created this query to fetch some result from database. Here is my table structure. What exaclty is happening. DtMapGuestDepartment as Table 1 DtDepartment as Table 2 Are being used var dept_list= from map in DtMapGuestDepartment.AsEnumerable() …

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• How to compare dictonary key with xml attribute value in xml using LINQ in c #?

  - by Pramodh

  Dear all, i've a dictonary " dictSample " which contains 1 data1 2 data2 3 data3 4 data4 and an xml file"sample.xml" in the form of: <node> <element id="1" value="val1"/> <element id="2" value="val2"/> <element id="3" value="val3"/> <element id="4"…

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• remove a duplicate element(with specific value) from xml using linq

  - by Q8Y

  If I have this xml <?xml version="1.0" encoding="utf-8"?> <super> <A value="1234"> <a1 xx="000" yy="dddddd" /> <a1 xx="111" yy="eeeeee" /> <a1 xx="222" yy="ffffff"/> </A> </super> and I need to remove a1 element (that…

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• Query decendants in XML to Linq

  - by Gordon

  I have the following xml data: <portfolio> <item> <title>Site</title> <description>Site.com is a </description> <url>http://www.site.com</url> <photos> <photo…

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• ???????/?????????XML?? ~Oracle????XML~

  - by Yusuke.Yamamoto

  ????? ??:2010/08/25 ??:??????/?? Oracle Database ?XML???????????????????????????????????????????? Oracle Database ?XML???????Oracle Database ? XPath ???Oracle Database ? XQuery ???Oracle Database ????????????XML???????Oracle Database…

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• LINQ and ordering of the result set

  - by vik20000in

  After filtering and retrieving the records most of the time (if not always) we have to sort the record in certain order. The sort order is very important for displaying records or major calculations. In LINQ for sorting data the order…

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• Empty namespace using Linq Xml

  - by porum

  I'm trying to create a sitemap using Linq to Xml, but am getting an empty namespace attribute, which I would like to get rid of. e.g. XNamespace ns = "http://www.sitemaps.org/schemas/sitemap/0.9"; XDocument xdoc = new XDocument(new…

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• android sdk main.out.xml parsing error?

  - by mobibob

  I just started a new Android project, "WeekendStudy" to continue learning Android development and I got stumped compiling the default 'hello weekendstudy' compile / run. I think that I missed a step in configuration and setup, but I…

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• Linq To Sql and identity_insert

  - by Ronnie Overby

  I am trying to do record inserts on a table where the primary key is an Identity field. I have tried calling mycontext.ExecuteCommand("SET identity_insert myTable ON") but this doesn't do any good. I get an error saying that…

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• Linq-to-SQL: Ignore null parameters from WHERE clause

  - by Peter Bridger

  The query below should return records that either have a matching Id supplied in ownerGroupIds or that match ownerUserId. However is ownerUserId is null, I want this part of the query to be ignored. public static int…

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• C#: Fill DataGridView From Anonymous Linq Query

  - by mdvaldosta

  // From my form BindingSource bs = new BindingSource(); private void fillStudentGrid() { bs.DataSource = Admin.GetStudents(); dgViewStudents.DataSource = bs; } // From the Admin class public static…

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• Element was not expected While Deserializing an Array with XML Serialization

  - by Anthony Shaw

  OK. I'm trying to work on communicating with the Pivotal Tracker API, which only returns data in an XML format. I have the following XML that I'm trying to deserialize into my domain model. <?xml…

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• Convert xml as string

  - by hakish

  i have a scenario where in i need to send an xml as a tag content in a SOAP request message to a webservice for example <arg_1><xml version="1.0"…

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• Parsing XML in a non-XML column

  - by slugster

  Hi, i am reasonably proficient with SQLServer, but i'm not a DBA so i'm not sure how to approach this. I have an XML chunk stored in an ntext column. Due…

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• linq select m:n user:groups

  - by cduke

  Hi guys, I've got three tables: cp_user (id, name) cp_group (id, name) cp_usergroup (user_id, group_id) the classical m:n stuff. Assume the…

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• DynamicQuery: How to select a column with linq query that takes parameters

  - by Richard77

  Hello, We want to set up a directory of all the organizations working with us. They are incredibly diverse (government, embassy, private…

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