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  • Anyway to find out the current Windows is in lock mode?

    - by David.Chu.ca
    I have a windows application written in VS 2005. The application makes queries against to sql database in a timer cycle every 2 minutes. If there any data changes, the window will be refreshed with new data. If the user leaves the window, the windows will be automatically locked after a while. There is no sense to keep querying data in ever 2 minutes when the windows is locked; therefore I would like to stop the query when lock is on so that the network data trafic will be reduced and also saves the current windows resources such as memory and CPUs. I am not sure if there is any way to find out the current windows is locked? Not sure if there is any Windows APIs for this purpose if no .Net classes available? My project is in .Net 2.0 and all users are in Windows XP.

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  • ASP.NET Session StateServer - is it possible to extract info about current sessions?

    - by Moe Sisko
    I'm looking into changing the ASP.NET session state mode of our application from SQLServer to StateServer (for performance reasons). In SQLServer mode, it is easy to extract information about the current sessions by querying SQL Server tables like ASPStateTempSessions. e.g. things like when each session was created, when it is due to expire, etc. You could even query the session state blob data to extract further application specific info (e.g. like the UserID, if it was saved in session state). This info was useful for administrators. Just wondering if anyone has managed to do something similar for StateServer mode.

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  • Delete database. Entity Framework

    - by Idotz
    I have a very annoying issue and I would love a solution. The problem: I followed the MDSN tutorial- http://www.asp.net/mvc/tutorials/mvc-4/getting-started-with-aspnet-mvc4/adding-a-model Then I tried this guide according to my needs and I set up a database GAMES.MDF.   Then, I deleted the database and set it up again, is supposedly work (I can write and read data), but There is no such database in the APP_DATA folder. Like it keeps it somewhere in my PC and reuse it.   I even tried a new project and it did not work, works but not in the library, and it even uses the data I created before. I even deleted the DB from SQL Server Management Studio 2008. Does anyone know what the hell? How do I delete it permanently, not to remain any trace of him?   Thank you.  Ido

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  • What is a good reporting service for a simple database/hobbyist setup?

    - by Zombies
    I have a meager production environment running on my PC for a little application that I work on in my spare time. At this point I have the basics setup, MySQL, junit, svn... I am midway through development and I now need to generate various reports. These reports are based on what data is in the database.... Now, my question is this: Is there an existing reporting tool that accepts SQL and generates various reports (via: email, PDF, etc). Some tool which makes writing new reports easy, while also having a somewhat robust set of features. Does this software exist or must I write all of these reports myself?

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  • Query on Triggers..

    - by RBA
    Created One Trigger in Oracle.. SQL> CREATE OR REPLACE TRIGGER student_after_insert 2 AFTER INSERT 3 ON student 4 FOR EACH ROW 5 BEGIN 6 @hello.pl 9 END student_after_insert; 10 / Contents of hello.pl are:- BEGIN DBMS_OUTPUT.PUT_LINE('hello world'); END; And.. the result is pretty good, as the content of hello.pl is displayed on screen while inserting a record.. Now, the query is -- When i change the content of the hello.pl file, after exiting from oracle, and then logging again, It doesn't shows the updated contents, instead it shows the previous content.. I noticed that, if i drop the trigger and create it again, then it is working fine.. Why is it happening so.. And what is the solution to this problem..

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  • Fluent NHibernate CheckProperty and Dates

    - by Chris C
    I setup a NUnit test as such: new PersistenceSpecification<MyTable>(_session) .CheckProperty(c => c.ActionDate, DateTime.Now); When I run the test via NUnit I get the following error: SomeNamespace.MapTest: System.ApplicationException : Expected '2/23/2010 11:08:38 AM' but got '2/23/2010 11:08:38 AM' for Property 'ActionDate' The ActionDate field is a datetime field in a SQL 2008 database. I use Auto Mapping and declare the ActionDate as a DateTime property in C#. If I change the test to use DateTime.Today the tests pass. My question is why is the test failing with DateTime.Now? Is NHibernate losing some precision when saving the date to the database and if so how do prevent the lose? Thank you.

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  • How can I sqldump a huge database?

    - by meder
    SELECT count(*) from table gives me 3296869 rows. The table only contains 4 columns, storing dropped domains. I tried to dump the sql through: $backupFile = $dbname . date("Y-m-d-H-i-s") . '.gz'; $command = "mysqldump --opt -h $dbhost -u $dbuser -p $dbpass $dbname | gzip > $backupFile"; However, this just dumps an empty 20 KB gzipped file. My client is using shared hosting so the server specs and resource usage aren't top of the line. I'm not even given ssh access or access directly to the database so I have to make queries through PHP scripts I upload via FTP ( SFTP isn't an option, again ). Is there some way I can perhaps sequentially download portions of it, or pass an argument to mysqldump that will optimize it? I came across http://jeremy.zawodny.com/blog/archives/000690.html which mentions the -q flag and tried that but it didn't seem to do anything differently.

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  • Full stack framework for Java

    - by Jonathan Barbero
    Hello everyone, I'm looking for a full stack framework (from persistency to view generation (CRUD)) for Java. I don't have experience with Rails style frameworks, like Grails, but I worked a lot with Hibernate, Struts, Spring ... I prefer a framework that let you naturally modify the business domain design with the less effort ( i.e. writing the sql querys to modify the tables and constrains, change the view pages, etc ... ). I was looking a bit about this topic, I saw Naked Objects for example but its development has stopped. So, I want to hear about your experience. Thanks in advance.

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  • Swap image with jquery and show zoom image

    - by Neil Bradley
    Hi there, On my site I have 4 thumbnail product images that when clicked on swap the main image. This part is working okay. However, on the main image I'm also trying to use the jQZoom script. The zoom script works for the most part, except that the zoomed image always displays the zoom of the first image, rather than the one selected. This can be seen in action here; http://www.wearecapital.com/productdetails-new.asp?id=6626 I was wondering if someone might be able to suggest a solution? My code for the page is here; <% if session("qstring") = "" then session("qstring") = "&amp;rf=latest" maxProducts = 6 prodID = request("id") if prodID = "" or not isnumeric(prodid) then response.Redirect("listproducts.asp?err=1" & session("qstring")) else prodId = cint(prodId) end if SQL = "Select * from products,subcategories,labels where subcat_id = prod_subcategory and label_id = prod_label and prod_id = " & prodID set conn = server.CreateObject("ADODB.connection") conn.Open(Application("DATABASE")) set rs = conn.Execute(SQL) if rs.eof then ' product is not valid name = "Error - product id " & prodID & " is not available" else image1 = rs.fields("prod_image1") image1Desc = rs.fields("prod_image1Desc") icon = rs.fields("prod_icon") subcat = rs.fields("prod_subcategory") image2 = rs.fields("prod_image2") image2Desc = rs.fields("prod_image2Desc") image3 = rs.fields("prod_image3") image3Desc = rs.fields("prod_image3Desc") image4 = rs.fields("prod_image4") image4Desc = rs.fields("prod_image4Desc") zoomimg = rs.Fields("prod_zoomimg") zoomimg2 = rs.Fields("prod_zoomimg2") zoomimg3 = rs.Fields("prod_zoomimg3") zoomimg4 = rs.Fields("prod_zoomimg4") thumb1 = rs.fields("prod_preview1").value thumb2 = rs.fields("prod_preview2").value thumb3 = rs.fields("prod_preview3").value thumb4 = rs.fields("prod_preview4").value end if set rs = nothing conn.Close set conn = nothing %> <!-- #include virtual="/includes/head-product.asp" --> <body id="detail"> <!-- #include virtual="/includes/header.asp" --> <script type="text/javascript" language="javascript"> function switchImg(imgName) { var ImgX = document.getElementById("mainimg"); ImgX.src="/images/products/" + imgName; } </script> <script type="text/javascript"> $(document).ready(function(){ var options = { zoomWidth: 466, zoomHeight: 260, xOffset: 34, yOffset: 0, title: false, position: "right" //and MORE OPTIONS }; $(".MYCLASS").jqzoom(options); }); </script> <!-- #include virtual="/includes/nav.asp" --> <div id="column-left"> <div id="main-image"> <% if oldie = false then %><a href="/images/products/<%=zoomimg%>" class="MYCLASS" title="MYTITLE"><img src="/images/products/<%=image1%>" title="IMAGE TITLE" name="mainimg" id="mainimg" style="width:425px; height:638px;" ></a><% end if %> </div> </div> <div id="column-right"> <div id="altviews"> <h3 class="altviews">Alternative Views</h3> <ul> <% if oldie = false then writeThumb thumb1,image1,zoomimg,image1desc writeThumb thumb2,image2,zoomimg2,image2desc writeThumb thumb3,image3,zoomimg3,image3desc writeThumb thumb4,image4,zoomimg4,image4desc end if %> </ul> </div> </div> <!-- #include virtual="/includes/footer-test.asp" --> <% sub writeThumb(thumbfile, imgfile, zoomfile, thumbdesc) response.Write "<li>" if thumbfile <> "65/default_preview.jpg" and thumbfile <> "" and not isnull(thumbfile) then if imgFile <> "" and not isnull(imgfile) then rimgfile = replace(imgfile,"/","//") else rimgfile = "" if thumbdesc <> "" and not isnull(thumbdesc) then rDescription = replace(thumbdesc,"""","&quot;") else rDescription = "" response.write "<img src=""/images/products/"& thumbfile &""" style=""cursor: pointer"" border=""0"" style=""width:65px; height:98px;"" title="""& rDescription &""" onclick=""switchImg('" & rimgfile & "')"" />" & vbcrlf else response.write "<img src=""/images/products/65/default_preview.jpg"" alt="""" />" & vbCrLF end if response.write "</li>" & vbCrLF end sub %>

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  • Is it safe to unset PHP super-globals if this behavior is documented?

    - by Stephen
    I'm building a PHP framework, and in it I have a request object that parses the url as well as the $_GET, $_POST and $_FILE superglobals. I want to encourage safe web habits, so I'm protecting the data against SQL injection, etc. In order to ensure users of this framework are accessing the safe, clean data through the request object, I plan to use unset($_GET, $_POST, $_REQUEST); after parsing those variables. I will document this in the method comments, and explain in the framework documentation that this is happening. My question is: Would this be desirable behavior? What are the potential pitfalls that I have not foreseen?

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  • creating a custom odbc driver for application

    - by neddy
    Ok, i have a simple database engine (its a proprietary product written in vb6) for one of my applications... i'd like to create an ODBC driver for it so i can use some of my other applications (which require a database) with my database engine rather than microsoft sql (which they are currently using).... Does anyone have any heads up on how to develop an ODBC driver (preferably in vb6) ... i'v spent the last few hours googling it and havnt had much luck... about the best thing i have found so far is: http://www.datadirect.com/products/openaccess/index.ssp but i dont exactly want to go buying an SDK to write an ODBC driver... Cheers in advance,

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  • how to made one-to-one bidirectional relationships in grails?

    - by user369759
    I have two domain classes and want to have one-to-one BIDIRECTIONAL relation between them. I write: class Person { Book book; String name Integer age Date lastVisit static constraints = { book unique: true // "one-to-one". Without that = "Many-to-one". } } class Book { String title Date releaseDate String ISBN static belongsTo = [person:Person] // it makes relationship bi-directional regarding the grails-docs } So, i want to have bi-directional, i could NOT find link from Book to Person in generated SQL: CREATE TABLE `book` ( `id` bigint(20) NOT NULL AUTO_INCREMENT, `version` bigint(20) NOT NULL, `isbn` varchar(255) NOT NULL, `release_date` datetime NOT NULL, `title` varchar(255) NOT NULL, PRIMARY KEY (`id`) ) ENGINE=MyISAM AUTO_INCREMENT=2 DEFAULT CHARSET=latin1 So then it means it is not bidirectional then? How to make bidirectional?

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  • Must JDBC Resultsets and Statements be closed separately although the Connection is closed afterwards?

    - by Mulmoth
    It is said to be a good habit to close all JDBC resources after usage. But if I have the following code, is it necessary to close the Resultset and the Statement? Connection conn = null; PreparedStatement stmt = null; ResultSet rs = null; try { conn = // Retrieve connection stmt = conn.prepareStatement(// Some SQL); rs = stmt.executeQuery(); } catch { // Error Handling } finally { try { if (rs != null) rs.close(); } catch (Exception e) {}; try { if (stmt != null) stmt.close(); } catch (Exception e) {}; try { if (conn != null) conn.close(); } catch (Exception e) {}; } The question is if the closing of the connection does the job or if it leaves some resources in use.

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  • php drop down how to control the hide and show

    - by user329394
    Hi all, i want to control the drop down box to control show or hide statement. I do like this but it seems it doesn't work, i have it working if im using radio button. can help me with the code? which part am i wrong? thank you. $dbcnx = mysql_connect('localhost', 'root', ''); mysql_select_db('dbase'); if($_POST['gred'])$gred=$_POST['gred'];else $gred=""; <script language="JavaScript"> function funcHide(elemHide1,elemHide2,elemHide3) { document.getElementById(elemHide1).style.display = 'none'; document.getElementById(elemHide2).style.display = 'none'; document.getElementById(elemHide3).style.display = 'none'; document.getElementById(elemShow).style.visibility = 'visible'; } function funcShow(elemShow1,elemShow2,elemShow3) { document.getElementById(elemShow1).style.display = 'block'; document.getElementById(elemShow2).style.display = 'block'; document.getElementById(elemShow3).style.display = 'block'; document.getElementById(elemShow1).style.visibility = 'visible'; document.getElementById(elemShow2).style.visibility = 'visible'; document.getElementById(elemShow3).style.visibility = 'visible'; } </script> <table> <tr> <td>Gred </td> <td>:</td> <td><select name="gred" id="gred"> <option value="">&nbsp;</option> <option value="A17" <?php if($gred=='A17')echo "selected";?> onClick="funcShow('box1', 'box2', 'box3');">A17</option> <option value="A22" <?php if($gred=='A22')echo "selected";?>>A22</option> <option value="A27" <?php if($gred=='A27')echo "selected";?>>A27</option> </select> </td> </tr> <tr> <td>TK</td> <td>:</td> <td> <select name="tk" id="tk"> <option value="">&nbsp;</option> <option value="01" <?php if($tk=='01')echo "selected";?>>01</option> <option value="02" <?php if($tk=='02')echo "selected";?>>02</option> <option value="03" <?php if($tk=='03')echo "selected";?>>03</option> <option value="04" <?php if($tk=='04')echo "selected";?>>04</option> <option value="05" <?php if($tk=='05')echo "selected";?>>05</option> <option value="06" <?php if($tk=='06')echo "selected";?>>06</option> </select> <?} ?> </td> </tr> <tr> <td colspan="2" valign="top">Status</td> <td valign="top">:</td> <td> <?php $qry = "SELECT * from dtable where userid='".$USER->id."'"; $sql = mysql_query($qry); $row = mysql_num_rows($sql); if($row==0) { ?> <input type=radio name="status" <?php if($status=='retake') {?>checked="checked"<?php } ?> value="retake" onClick="funcShow('box1', 'box2', 'box3');">Retake<br /></tr> <tr> <td colspan='2'> <div id="box1" style="display: none;">Last Date <br> Latest Date<br> </div></td> <td><div id="box2" style="display: none;">: <br> : <br></div></td> <td> <div id="box3" style="display: none;"> <?php $rsu[lastdate] ?> <br> <?php $rsu[latestdate] ?> </div> </td>

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  • Calculating statistics directly from a CSV file

    - by User1
    I have a transaction log file in CSV format that I want use to run statistics. The log has the following fields: date: Time/date stamp salesperson: The username of the person who closed the sale promo: sum total of items in the sale that were promotions. amount: grand total of the sale I'd like to get the following statistics: salesperson: The username of the salesperson being analyzed. minAmount: The smallest grand total of this salesperson's transaction. avgAmount: The mean grand total.. maxAmount: The largest grand total.. minPromo: The smallest promo amount by the salesperson. avgPromo: The mean promo amount... I'm tempted to build a database structure, import this file, write SQL, and pull out the stats. I don't need anything more from this data than these stats. Is there an easier way? I'm hoping some bash script could make this easy.

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  • how to re-factor a web site for 3G?

    - by George2
    Hello everyone, I have a traditional web site which serves users from desktop computer browsers. I am using Microsoft technologies, like ASP.Net, C#, .Net, SQL Server 2008, IIS and Windows Server 2008. Nowadays, more and more users are using 3G mobile phones, and I am wondering from software perspective, how to add new features to my web site (do I need a client application runs on mobile phone as well?) so that 3G users could have good user experience or new kinds of 3G specific applications? Any recommended documents or real samples are welcome. For 3G users, I want to distinguish from traditional less-powered and slow network access GPRS mobile phone. thanks in advance, George

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  • create and insert values using mysql JDBC

    - by S.PRATHIBA
    Hi all, I have the sample code. public void UpdateTable1() { for(int t=0;t<20;t++) { if(consumer==1 && number==1 && provider1==31 && feedback==1) { try{ Class.forName(driverName); con = DriverManager.getConnection(url+dbName,"root","mysql"); try { Statement st = con.createStatement(); int val = st.executeUpdate("INSERT Consumer1 VALUES ("+31+","+"'Printer'"+", "+1+" "+")"); System.out.println("1 row affected"); } catch (SQLException s) { System.out.println("SQL statement is not executed!"); } con.close(); } I want to insert the same set of values(31,printer,1) into the table consumer2,consumer3.Is it possible without using another try catch statements...Please help me.

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  • Creating custom model using other models in ASP.NET MVC

    - by Soham Dasgupta
    As the title suggests I have two models Products And Orders which are actually two table in my database and I have used a LINQ to SQL class to create there models. Now I wan to create a model named "OrderDetails" which will have properties from both the model like product name and id from product and Order number from orders something like this. An then I want to create a view from this custom model and from which I want to add "CRUD" operation. What should be my approach. And in many scenarios I may have to use data from more than 4 models. Please help. I'm wondering helplessly and I have only two days experience in ASP.NET MVC.

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  • How to bring coordination between file system and database?

    - by Lock up
    I am working on a online file management project. We are storing references on the database (sql server) and files data on the on file system. We are facing a problem of coordination between file system and database while we are uploading a file and also in case of deleting a file. First we create a reference in the database or store files on file system. The problem is that if I create a reference in the database first and then store a file on file system, but while storing files on the file system any type of error occur, then the reference for that file is created in the database but no file data exist on the file system. Please give me some solution how to deal with such situation. I am badly in need of it. This case happens also while we deleting a file?

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  • Is there a size limitation for an Access DB destination in SSIS?

    - by Adam V
    I'm creating an SSIS package, which will read through a user's SQL database and populate the tables in an Access database. However, for the largest user databases, I start getting errors around the time the Access file reaches approx. 2 GB. Has anyone run into this problem? Is this a size limitation for this operation? More information: I'm getting the error code 0xC020907B, but no additional information that I can see. Error: 0xC0209029 at , [733]: SSIS Error Code DTS_E_INDUCEDTRANSFORMFAILUREONERROR. The "input "OLE DB Destination Input" (746)" failed because error code 0xC020907B occurred, and the error row disposition on "input "OLE DB Destination Input" (746)" specifies failure on error. An error occurred on the specified object of the specified component. There may be error messages posted before this with more information about the failure.

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  • Stored procedure does not return data if executed from VBA

    - by Sam
    I had stored procedure MySPOld in Sybase db. I created new sp MySP. This new sp returns data while executed from Sybase Sql Advantage. But not returning the data when called from VBA - Excel 2003 (EOF property of recordset is True). Here is my code.. Dim dbCon As ADODB.Connection Dim rstTemp As New ADODB.Recordset Dim query As String query = "exec MySP '01/01/2010', '01/14/2010'" dbCon.Open connectionString, "username" "password" dbCon.CommandTimeout = 300 rstTemp.Open query, dbCon, adOpenForwardOnly The code was working well with old sp. What could be the problem ? any idea ? Thanks in Advance.

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  • Excluding a specific substring from a regex

    - by Matt S
    I'm attempting to mangle a SQL query via regex. My goal is essentially grab what is between FROM and ORDER BY, if ORDER BY exists. So, for example for the query: SELECT * FROM TableA WHERE ColumnA=42 ORDER BY ColumnB it should capture TableA WHERE ColumnA=42, and it should also capture if the ORDER BY expression isn't there. The closest I've been able to come is SELECT (.*) FROM (.*)(?=(ORDER BY)) which fails without the ORDER BY. Hopefully I'm missing something obvious. I've been hammering in Expresso for the past hour trying to get this.

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  • Processing XML file with Huge data

    - by Manish Dhanotiya
    Hi,be m I am working on an application which has below requiements - 1. Download a ZIP file from a server. 2. Uncompress the ZIP file, get the content (which is in XML format) from this file into a String. 3. Pass this content into another method for parsing and further processing. Now, my concerns here is the XML file may be of Huge size say like '100MB', and my JVM has memory of only 512 MB, so how can I get this content into Chunks and pass for Parsing and then insert the data into PL/SQL tables. Since there can be multiple requests running at the same time and considering 512MB of memory what will be the best possible to process this. How I can get the data into Chunks and pass it as Stream for XML parsing. I googled on this, but didnt find any implementation. :( Thanks,

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  • Update database using restful ASP.NET MVC 1.0

    - by Mike
    We are building an MVC 1.0 application right now and using Linq - SQL for our DAL. Following the restful approach we have multiple action events depending on if you are updating or loading or what not. The two that I'm concerned with at this point are the edit and update action methods. Here is the signatures. public ActionResult Update(int customerId, int Id, AggregateModel viewModel) public ActionResult Edit(int customerId, int Id, AggregateModel viewModel) So the idea is that in the Edit method we load up our viewModel and pass it to the view. The user makes changes to the model and then posts back to the Update method. The first thing I could think of to do would be to get the viewModel from the database again, copy the changes in one by one from the posted back model and then submit it back. This would work but does seem clunky to me. What is the best way to insert those changes into the database at this point?

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  • Don't show Data in DataGrid

    - by mSafdel
    Hi in my app, I used WCF Services for load data from SQL DB then in Completed Event Handler of my ServiceClient write this code: void svc_GetOrdersCompleted(object sender, GetOrdersCompletedEventArgs e) { if (e.Error == null) { dgOrders.ItemsSource = e.Result; txtStatus.Text = ""; } else txtStatus.Text = "Error occured while loading orders from database"; } dgOrders is my DataGrid and And AutoGenerateColumns set to True. in line 5: eResult have a number of Order objects but after this code DataGrid can't show data. Why? this ia my xaml for dgOrders: <data:DataGrid x:Name="dgOrders" Grid.Row="0" Grid.Column="1" AutoGenerateColumns="True" SelectionChanged="dgOrders_SelectionChanged" Foreground="Green"> </data:DataGrid> this is my Source code please guide me.

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