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  • Deleting Multiple rows from a TableView

    - by Sid
    hi Frnz, i want to delete multiple rows from a table view based on users selection.obviously i cant use didSelectRowAtIndexPath method coz it will be called for every row selected. i want to allow user to select multiple rows for deletion and then delete them in one go...Is it possible if yes then how to go about it.Also i am using a single view based project and i want the header of table view changed to "Delete" on the same view when the user want to delete the rows from the view. Thx

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  • How can fill a variable of my own created data type within Oracle PL/SQL?

    - by Frankie Simon
    In Oracle I've created a data type: TABLE of VARCHAR2(200) I want to have a variable of this type within a Stored Procedure (defined locally, not as an actual table in the DB) and fill it with data. Some online samples show how I'd use my type if it was filled and passed as a parameter to the stored procedure: SELECT column_value currVal FROM table(pMyPassedParameter) However what I want is to fill it during the PL/SQL code itself, with INSERT statements. Anyone knows the syntax of this?

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  • Loading the last related record instantly for multiple parent records using Entity framework

    - by Guillaume Schuermans
    Does anyone know a good approach using Entity Framework for the problem described below? I am trying for our next release to come up with a performant way to show the placed orders for the logged on customer. Of course paging is always a good technique to use when a lot of data is available I would like to see an answer without any paging techniques. Here's the story: a customer places an order which gets an orderstatus = PENDING. Depending on some strategy we move that order up the chain in order to get it APPROVED. Every change of status is logged so we can see a trace for statusses and maybe even an extra line of comment per status which can provide some extra valuable information to whoever sees this order in an interface. So an Order is linked to a Customer. One order can have multiple orderstatusses stored in OrderStatusHistory. In my testscenario I am using a customer which has 100+ Orders each with about 5 records in the OrderStatusHistory-table. I would for now like to see all orders in one page not using paging where for each Order I show the last relevant Status and the extra comment (if there is any for this last status; both fields coming from OrderStatusHistory; the record with the highest Id for the given OrderId). There are multiple scenarios I have tried, but I would like to see any potential other solutions or comments on the things I have already tried. Trying to do Include() when getting Orders but this still results in multiple queries launched on the database. Each order triggers an extra query to the database to get all orderstatusses in the history table. So all statusses are queried here instead of just returning the last relevant one, plus 100 extra queries are launched for 100 orders. You can imagine the problem when there are 100000+ orders in the database. Having 2 computed columns on the database: LastStatus, LastStatusInformation and a regular Linq-Query which gets those columns which are available through the Entity-model. The problem with this approach is the fact that those computed columns are determined using a scalar function which can not be changed without removing the formula from the computed column, etc... In the end I am very familiar with SQL and Stored procedures, but since the rest of the data-layer uses Entity Framework I would like to stick to it as long as possible, even though I have my doubts about performance. Using the SQL approach I would write something like this: WITH cte (RN, OrderId, [Status], Information) AS ( SELECT ROW_NUMBER() OVER (PARTITION BY OrderId ORDER BY Id DESC), OrderId, [Status], Information FROM OrderStatus ) SELECT o.Id, cte.[Status], cte.Information AS StatusInformation, o.* FROM [Order] o INNER JOIN cte ON o.Id = cte.OrderId AND cte.RN = 1 WHERE CustomerId = @CustomerId ORDER BY 1 DESC; which returns all orders for the customer with the statusinformation provided by the Common Table Expression. Does anyone know a good approach using Entity Framework?

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  • How to get selected text from a webpage?

    - by user128647
    I need to retrieve only selected portion of a webpage (user open a webpage in web-browser control, then he/she would select some portion of a webpage, i just need only those selected portion/text) in vb.net in visual basic language. How to do ? i am using microsoft visual studio 2008 Language: Visual Basic FrameWork: vb.net 3.5

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  • how to pass variables this in dynamic query

    - by Ranjana
    i using the dynamic query to pass the variables select a.TableName, COUNT(a.columnvalue) as '+'count'+' from Settings.ColumnMapping a where a.ColumnValue in ('+ @columnvalue +') and a.Value in (' + @value +') the @columnvalues = 'a','b','c' @value ='comm(,)','con(:)' how to pass this in dynamic query any idea???

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  • innerJoin query show error

    - by Chithri Ajay
    just i print the two table data so i am using inner join SELECT sd.GameName FROM LottoryTickets AS sd JOIN group AS p ON sd.Group = p.groupname WHERE p.groupname = 11 now i get #1064 - You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'group AS p ON sd.Group = p.groupname WHERE p.groupname = 11 LIMIT 0, 30' at line 3 this response please guide me thanks for advance.

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  • Committing Transaction

    - by Costa
    Hi http://msdn.microsoft.com/en-us/library/ms189797.aspx In this link they are committing a transaction within catch clause IF (XACT_STATE()) = 1, I don't get it, if there is an error why they are committing it? even if the problem in select statement and there is no big deal committing it, why don't just roll it back. Thanks

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  • question about group by

    - by chun
    Hi in mysql how to write a sql like this, to get the amount of X 20 and <20 select date, numberOfXMoreThan20,numberOfXLessThan20, otherValues from table group by (date, X20 and X<20) thanks

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  • Between/Timerange LINQ

    - by dezza
    My intention here is to select all entries (Bookings) between "begin" (begin_prefix) and "end" (end_prefix) BUT! The important thing is: If I have a booking at 07:25-10:00 - you query for 09:00-10:00 it should still show the booking because it reserves the room until 10 no matter what .. So .. 07.25-10.00 booking means query for 09:00-10.00 still returns a list of bookings within 09:00-10.00 (which means 07.25-10.00 is included) public static List<booking> Today(DateTime begin, DateTime end) { try { IFormatProvider Culturez = new CultureInfo(ConfigurationManager.AppSettings["locale"].ToString(), true); DateTime begin_prefix = DateTime.ParseExact(begin.ToString(), "dd-MM-yyyy HH:mm:ss", Culturez); DateTime end_prefix = DateTime.ParseExact(end.ToString(), "dd-MM-yyyy HH:mm:ss", Culturez); dbDataContext db = new dbDataContext(); // gives bookings BEFORE begin_prefix (why?) IQueryable<booking> bQ = from b in db.bookings where begin_prefix >= b.Starts && b.Ends <= end_prefix && b.Ends > b.Starts && b.pointsbookings.Count > 0 select b; // ^gives bookings BEFORE begin_prefix (why?) List<booking> bL = bQ.ToList(); return bL; } catch (Exception) { throw; } } I've tried getting this right for some time now .. Seems everytime I correct it to something new, a new overlap or selection outside the two begin/end dates seem to appear :( UPDATE CRITERIA and SOURCE: Bookings has to be WITHIN "begin_prefix" and "end_prefix" or on the exact same time .. .. currently the above code gives me bookings BEFORE begin_prefix date, which is not intentioned! We're in 2011, I got bookings from 2010 as well! ** NEW!! UPDATED: This is what I have: SEARCH.START = BOOKING.START BOOKING.END <= SEARCH.END ... the problem comes up when .. BOOKING entry: 10:00(Start)-14:00(End) This means according to above: 08.59 = 10.00 (SEARCH.START = BOOKING.START) It will never include it. But it should, since this is the same room and the seats are booked individually!

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  • How to round down a DateTime value

    - by timpone
    I have a Location that can have Events. I want to have an upcoming_events method but want it to round down such that if someone looks at 10pm at night, it will show todays events. I have this: def upcoming_events d=Time.new d.strftime("%m-%d-%Y") l=Event.where('location_id=? and start_datetime>?',self.id, d) end I gets converted down correctly but in d.strftime but the query is: SELECT `events`.* FROM `events` WHERE (location_id=301 and start_datetime>'2012-06-20 02:49:23') Any idea how to just get it to do '2012-06-20'?

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  • What is the 64 bit equivalent of Win32_OperatingSystem?

    - by Jim
    I inherited a script running on Server 2003 that I need to port to Server 2008. The current script is: strComputer = "servernamexyz" Set objWMIService = GetObject("winmgmts:" _ & "{impersonationLevel=impersonate,(Shutdown)}!\\" & _ strComputer & "\root\cimv2") Set colOperatingSystems = objWMIService.ExecQuery _ ("SELECT * FROM Win32_OperatingSystem") For Each objOperatingSystem in colOperatingSystems objOperatingSystem.Win32Shutdown(12) Next How do I convert this to run on Server 2008? Thanks!

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  • Doctrine join enitiy or null

    - by Medvedev
    I have an entity Entity\User with avatar: /** * @ORM\OneToOne(targetEntity="Entity\Avatar", cascade={"remove"}, fetch="LAZY") */ protected $avatar; And Entity\Message entity /** * @ORM\ManyToOne(targetEntity="Entity\User") */ protected $user; When i try to load all messages with users and avatars. But not all user have avatar. SELECT m, u, a FROM Entity\Message m JOIN m.user u JOIN u.avatar a ORDER BY m.id DESC How to load all messages with user who avatars and who does not have?

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  • JList with custom renderer

    - by AhmadAssaf
    Hello, I have a JList that shows multiple JPanels on them , i have created a custom renderer that returns a new JPanel. The JPanels are displayed in the JList but they are not accessible, i cant select them and if i have a button or a text area in it i can not press it. I want to try if this works in a JList because i want to do further pagination. I managed to get it work by adding panels to a Jscroll pane, but would love to make the JList thing work. Thanks

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  • Order By Problem T-Sql

    - by Nick LaMarca
    I have a sql statement I am using a simple sort such as the following Select numbers From theTable Order By numbers What I get in return is the following 1 11 12 14 2 21 22 23 3 35 37 etc... I want it to be ordered in normal order 1 2 3 4 5 6 etc...

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  • How can I apply a theme/style to an Action android

    - by skooter
    In Android, how can I apply a style to an API action? I am using the RingtoneManager.RINGTON_PICKER action to let the user select an alarm, and would like to apply the standard theme that the other child-activities use. Does anyone know how I can apply a theme? The code I'm using to open the RINGTONE_PICKER is Intent intent = new Intent(RingtoneManager.ACTION_RINGTONE_PICKER); ((Activity)mContext).startActivityForResult(intent, BackendConstant.RINGTONE_CODE);

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  • Using $this when not in object context

    - by Ken
    I'm creating a function to show blog's. So I made a show blog function but it keeps giving "Using $this when not in object context" error Class Blog{ public function getLatestBlogsBig($cat = null){ $sqlString = "SELECT blog_id FROM jab_blog"; if($cat != null) $sqlString .= " WHERE blog_cat = " . $cat; $sqlString .= " ORDER BY blog_id DESC LIMIT 5"; $blog = mysql_query($sqlString); while($id = mysql_result($blog,"blog_id")){ $this->showBlog($id); //Error is on this line } } function showBlog($id,$small = false){ $sqlString = "SELECT blog_id FROM jab_blog WHERE blog_id=" . $id . ";"; $blog = mysql_query($sqlString); if($small = true){ echo "<ul>"; while($blogItem = mysql_fetch_array($blog)){ echo '<a href="' . $_SESSION['JAB_LINK'] . "blog/" . $blogItem['blog_id'] . "/" . SimpleUrl::toAscii($blogItem['blog_title']) .'">' . $blogItem['blog_title'] . '</a></li>'; } echo "</ul>"; }else{ while($blogItem = mysql_fetch_array($blog)){ ?> <div class="post"> <h2 class="title"><a href="<?php echo $_SESSION['JAB_LINK'] . "blog/" . $blogItem['blog_id'] . "/" . SimpleUrl::toAscii($blogItem['blog_title']);?>"><?php echo $blogItem['blog_title'];?></a></h2> <p class="meta"><span class="date">The date implement</span><span class="posted">Posted by <a href="#">Someone</a></span></p> <div style="clear: both;">&nbsp;</div> <div class="entry"> <?php echo $blogItem['blog_content'];?> </div> </div> <?php } } } }

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  • Yahoo Weather WebService

    - by Zakaria
    Hi, I'm trying to find a way to get some weather information with Yahoo Weather using Yahoo Query Language. As i'm living in France, in a city called Nice, the following query returns an error: select * from weather.forecast where location='Nice' And as I have the latitude and longitude coordinated, how can I give them to the YQL to return the weather info? Is this service worldwide or just for USA? Thank you, Regards.

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  • opengl es render but dont show on display

    - by Sponge
    i have written a object selection algorithm which picks the objects by there color. i give every object an unique color and then i just have to use the glReadPixels method to check which object was selected this works fine and is really fast but the problem is that the frame is displayed on the screen with all the picking-colors so the screen flashes every time you select something. so my question is: how do i write everything in the correct display buffer but dont display it on the screen to avoid these flashes?

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  • Writing a simple conditional statement in IRB

    - by Trip
    I am looking up all Organizations with the url "http://", and updating their attributes to "". My attempt: Organization(:all).select { |o| o.url = "http://" ? o.update_attribute("url","")} Which returns a compile error: SyntaxError: compile error (irb):2: syntax error, unexpected '}' from (irb):2 Any ideas?

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