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  • How can this PHP/FQL code be modified to increase the performance and usability?

    - by Kaoukkos
    I try to get some insights from the pages I am administrator on Facebook. What my code does, it gets the IDs of the pages I want to work with through mySQL. I did not include that part though.After this, I get the page_id, name and fan_count of each of those facebook IDs and are saved in fancounts[]. Using the IDs ( pages[] ) I get two messages max from each page. There may be no messages, there may be 1 or 2 messages max. Possibly I will increase it later. messages[] holds the messages of each page. I have two problems with it. It has a very slow performance I can't find a way to echo the data like this: ID - Name of the page - Fan Count Here goes the first message Here goes the second one //here is a break ID - Name of the page 2 - Fan Count Here goes the first message of page 2 Here goes the second one of page 2 My questions are, how can the code be modified to increase performance and show the data as above? I read about fql.multiquery. Can it be used here? Please provide me with code examples. Thank you $pages = array(); // I get the IDs I want to work with $pagesIds = implode(',', $pages); // fancounts[] holds the page_id, name and fan_count of the Ids I work with $fancounts = array(); $pagesFanCounts = $facebook->api("/fql", array( "q" => "SELECT page_id, name, fan_count FROM page WHERE page_id IN ({$pagesIds})" )); foreach ($pagesFanCounts['data'] as $page){ $fancounts[] = $page['page_id']."-".$page['name']."-".$page['fan_count']; } //messages[] holds from 0 to 2 messages from each of the above pages $messages = array(); foreach( $pages as $id) { $getMessages = $facebook->api("/fql", array( "q" => "SELECT message FROM stream WHERE source_id = '$id' LIMIT 2" )); $messages[] = $getMessages['data']; } // this is how I print them now but it does not give me the best output. ( thanks goes to Mark for providing me this code ) $count = min(count($fancounts),count($messages)); for($i=0; $i<$count; ++$i) { echo $fancounts[$i],'<br>'; foreach($messages[$i] as $msg) { echo $msg['message'],'<br>'; } }

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  • How to concat a string in Python

    - by alex
    query = "SELECT * FROM mytable WHERE time=%s", (mytime) Then, I want to add a limit %s to it. How can I do that without messing up the %s in mytime? Edit: I want to concat query2, which has "LIMIT %s, %s"

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  • Get particular row as series from pandas dataframe

    - by Pratyush
    How do we get a particular filtered row as series? Example dataframe: >>> df = pd.DataFrame({'date': [20130101, 20130101, 20130102], 'location': ['a', 'a', 'c']}) >>> df date location 0 20130101 a 1 20130101 a 2 20130102 c I need to select the row where location is c as a series. I tried: row = df[df["location"] == "c"].head(1) # gives a dataframe row = df.ix[df["location"] == "c"] # also gives a dataframe with single row In either cases I can't the row as series.

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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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  • Need help with this SQL

    - by Bragaadeesh
    Hi guys, I am very very new to mysql. I am trying to execute the following query. update share set holder = 22 where SHARE_ID IN (select SHARE_ID from SHARE WHERE holder=1 LIMIT 10) When I try to execute the above query I am getting this error #1235 - This version of MySQL doesn't yet support 'LIMIT & IN/ALL/ANY/SOME subquery'

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  • INNER JOIN Returns Too Many Results

    - by Alon
    I have the following SQL: SELECT * FROM [Database].dbo.[TagsPerItem] INNER JOIN [Database].dbo.[Tag] ON [Tag].Id = [TagsPerItem].TagId WHERE [Tag].Name IN ('home', 'car') and it returns: Id TagId ItemId ItemTable Id Name SiteId 1 1 1 Content 1 home 1 2 1 2 Content 1 home 1 3 1 3 Content 1 home 1 4 2 4 Content 2 car 1 5 2 5 Content 2 car 1 6 2 12 Content 2 car 1 instead of just two records, which these names are "home" and "car". How can I fix it? Thanks.

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  • Comboxbox Selected Value In XAML

    - by Sharath
    hi, How to set the selectedvalue for combobox. For example i have some values from 1-10 and i want to select the 5th value. I tried using SelectedValue and SelectedItem, But its not working for me. Please reply Thanks Sharath

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  • How to delete multiple rows from datatable in VB.net 2008 ?

    - by KuldipMCA
    How to delete multiple rows from datatable in VB.net 2008 with out looping ? I do not want to delete from database. I want to delete from Local data table. I know the Select Method and also Remove and Remove at method too. but that needs looping to delete the ROWs from Datatable. I have 40000 Rows and i want to Delete selected 1000 Rows from that Datatable.

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  • Delete Amazon S3 buckets?

    - by Kyle Cronin
    I've been interacting with Amazon S3 through S3Fox and I can't seem to delete my buckets. I select a bucket, hit delete, confirm the delete in a popup, and... nothing happens. Is there another tool that I should use?

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  • text search with two parameters

    - by stck777
    The user should input two strings and the script will performe a text search: $sql = "SELECT * FROM table_one WHERE name='%$str1%' AND MATCH (street, city, pin) AGAINST ('$hrtg'IN BOOLEAN MODE)"; somehow the % does not work, but it alwas did actually. please help?

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  • Getting exception when coming back while loading data in controller while using LibXml.

    - by user133611
    Hi All, In my project i using LibXml to parse data, when i select a row in first controller i will take to next conttroller where i will get data using libxml if i click on the back button while loading the page i am getting exception. if i click afetr loading is completed it is working fine ca any one help me. the exception is showing here (void)connection:(NSURLConnection *)connection didReceiveData:(NSData *)data { // Process the downloaded chunk of data. xmlParseChunk(_xmlParserContext, (const char *)[data bytes], [data length], 0); } Thank You

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  • C# Working with Linq binding

    - by Isuru
    I have designed Types as follow: class Cricket { string type; Team tm; public Team Team { get { return tm; } set { tm = value; } } public string Type { get { return type; } set { type = value; } } } class Team { string country; Players plr; public Players Players { get {return plr; } set { plr = value; } } public string Country { get { return country; } set { country = value; } } } class Players { string name; DateTime dob; int run; public string Name { get { return name; } set { name = value; } } public DateTime DOB { get { return dob; } set { dob = value; } } public int Run { get { return run; } set { run = value; } } } I have to get the following using LINQ techniques. 1) Youngest all data of the youngest player among all teams 2) Oldest Player of each team 3) The highest run scorer will receive Gold Medal,rest of the players of all team will receive Silver medal. (Please look at the GetPlayer() i have declared var Medal=new String[] {"Gold","Silver"} to associate the Medal ) public void GetPlayer() { var TeamMatrix = new Cricket[] { new Cricket{ Type="Twenty20", Team=new Team{ Country="England", Players=new Players{ DOB=Convert.ToDateTime("01/Jan/1989"), Name="Russel", Run=45}}}, new Cricket{ Type="Twenty20", Team=new Team{ Country="England", Players=new Players{ DOB=Convert.ToDateTime("01/Jan/1991"), Name="Joel", Run=56}}}, new Cricket{ Type="Twenty20", Team=new Team{ Country="Australia", Players=new Players{ DOB=Convert.ToDateTime("01/Jan/1990"), Name="Clark", Run=145}}}, new Cricket{ Type="Twenty20", Team=new Team{ Country="Australia", Players=new Players{ DOB=Convert.ToDateTime("01/Jan/1971"), Name="Bevan", Run=156}}} }; var Medal = new string[] { "Gold", "Silver" }; var tm = (from mat in TeamMatrix select new { mat.Team.Players.DOB }).Max(); Console.WriteLine("Youngest Age={0}",tm); } When I declare var tm = (from mat in TeamMatrix select new { mat.Team.Players.DOB }).Max(); I receive error atleast one object must implement IComparable. What is the actual way to complete the above three tasks? ( Tasks 1 ,2 ,3 are explained above). Thanks to all.

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  • Save file info in program c#

    - by rubentjeuh
    Hello, Is it possible to save some fields in the program, or do I have to write them to a file? Example: 1) I open a file (with OpenFileDialog) and put it in a FileInfo 2) close the program 3) restart the program 4) go to open - recent - select the previous File Thanks

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  • LinQ: Add list to a list

    - by JohannesBoersma
    I have the following code: var columnNames = (from autoExport in dataContext.AutoExports where autoExport.AutoExportTemplate != null && ContainsColumn(autoExport.AutoExportTemplate, realName) select GetDbColumnNames(autoExport.AutoExportTemplate, realName)).ToList(); Where the function GetDbColumns() returns an List<string>. So columNames is of the type List<List<string>>. Is it possible to create a List<string>, so each element of the list of GetDbColumns is added to the result of the LinQ query?

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  • SQL Query to find duplicates not returning any results

    - by TheDudeAbides
    I know there are duplicate account numbers in this table, but this query returns no results. SELECT [CARD NUMBER],[CUSTOMER NAME],[ACCT NBR 1],[ACCT NBR 2], COUNT([ACCT NBR 1]) AS NumOccurences FROM DebitCardData.dbo.['ATM Checking Accts - Active$'] GROUP BY [CARD NUMBER],[CUSTOMER NAME],[ACCT NBR 1],[ACCT NBR 2] HAVING (COUNT([ACCT NBR 1])1)

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  • jquery autocomplete IE 9 not working

    - by Al3mor
    I am trying to autocomplete in a input, It is working fine in Chrome,Safari&Firefox . It is not working on IE 9 alone. Please help. $("#name").autocomplete({ select: function(event, iu) { id = event.toElement.innerText.split('-') $("#id_estudiante").val(id[1]); $("#FinancieroGrid").load('php/Financiero/librerias/FindStudent.php?action='+id[1].replace(' ','')); }, source:'php/Financiero/function/getstuden.php', minLength:1 });

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  • Advanced search page for wordpress

    - by Mighty Jack
    I have a wordpress site thats related to laptops niche. So I have multiple categories like Display(10inch, 13inch, 15inch...), Processor(AMD, Intel), HDD(120GB, 320GB, 500GB...) etc. The usual search is not good. I want to create an advanced search page where user can select from options(drop downs/checkboxes) in these different cats and the corresponding search results are displayed. Any directions about this will be great help (plugins/themes/hacks).

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