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  • Algorithm for deciding price ranges.

    - by Paul Knopf
    I am looking for code that will take a huge list of numbers, and calculate price ranges correctly. There must be some algorithm that will choose the proper ranges, no? I am looking for this code in c#, but any language will do (I can convert). Thanks in advance!

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  • ASP.NET Repeater datasource bound to a function. Would it call the function twice?

    - by Frenchie
    In the code behind I have a function that returns a List(Of SomeClass): rptRepeater.DataSource = SomeFunction(SomeVariable) rptRepeater.DataBind() In the html I have a basic repeater layout and am using the below code to get the Properties of each object returned. <%#Databinder.Eval(Container.DataItem, "Parameter1")% My question is, would there ever be a case that it would execute the Function more than once?

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  • Hide list Sharepoint Temprarly Javascript

    - by lerac
    Back again with a javascript question within sharepoint. I would like to hide a list temporarly while my javascript code is running. So lets say I have a to do list. Hide the list I run my javascript code (doesn't matter what it is, so plz don't ask). Show the list I know how to do it with a calendarview but not listview yet: HIDE CALENDAR--$(".ms-cal-gempty").hide();

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  • Need to optimize this PHP script for "recent posts". Fatal error when post count is high...

    - by Scott B
    The code below is resulting in an error on a site in which there are ~ 1500 posts. It performs fine when post count is nominal, however, this heavy load is exposing the weakness of the code and I'd like to optimize it. Interestingly, when I disable this menu and instead use the "Recent Posts" widget, the posts are drawn fine. So I'd probably do good to borrow from that code if I knew where to find it, or better yet, If I could call the widget directly in my theme, passing it a post count variable. Fatal error: Allowed memory size of 33554432 bytes exhausted (tried to allocate 16384 bytes) in /home1/est/public_html/mysite/wp-includes/post.php on line 3462 The code is below. Its purpose is to list "recent posts". global $post; $cat=get_cat_ID('myMenu'); $cathidePost=get_cat_ID('hidePost'); $myrecentposts = get_posts(array('post_not_in' => get_option('sticky_posts'), 'cat' => "-$cat,-$cathidePost",'showposts' => $count-of-posts)); $myrecentposts2 = get_posts(array('post_not_in' => get_option('sticky_posts'), 'cat' => "-$cat,-$cathidePost",'showposts' => -1)); $myrecentpostscount = count($myrecentposts2); if ($myrecentpostscount > 0) { ?> <div class="recentPosts"><h4><?php if ($myHeading !=="") { echo $myHeading; } else { echo "Recent Posts";} ?></h4><ul> <?php $current_page_recent = get_post( $current_page ); foreach($myrecentposts as $idxrecent=>$post) { if($post->ID == $current_page_recent->ID) { $home_menu_recent = ' class="current_page_item'; } else { $home_menu_recent = ' class="page_item'; } $myclassrecent = ($idxrecent == count($myrecentposts) - 1 ? $home_menu_recent.' last"' : $home_menu_recent.'"'); ?> <li<?php echo $myclassrecent ?>><a href="<?php the_permalink(); ?>"><?php the_title(); ?></a></li> <?php } ; if (($myrecentpostscount > $count-of-posts) && $count-of-posts > -1){ ?><li><a href="<?php bloginfo('url'); ?>/recent">View All Posts</a></li><?php } ?></ul></div>

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  • How can I spoof a jndi lookup for a datasource without a app server

    - by Wiszh
    I want to test some new functionality which is part of an internal web app. This new code uses a database connection normally provided by an app server (tomcat). I do not want to recreate the entire web app on my local machine to test the new code, since I only need to run one function. Does anyone know how I can 'spoof' a Context, or Datasource, to retrieve the database config, without actually creating a web app instance on a server? Thanks

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  • Read data from a text file using Java

    - by Saran
    I need to read a text file line by line using Java. I use available() method of FileInputStream to check and loop over the file. But while reading, the loop terminates after the line before the last one. i.e., if the file has 10lines, the loop reads only the first 9 lines. Snippet used : while(fis.available() > 0) { char c = (char)fis.read(); ..... ..... }

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  • How to get a html elements with python lxml

    - by Damiano
    Hello! I have this html code: <table> <tr> <td class="test"><b><a href="">aaa</a></b></td> <td class="test">bbb</td> <td class="test">ccc</td> <td class="test"><small>ddd</small></td> </tr> <tr> <td class="test"><b><a href="">eee</a></b></td> <td class="test">fff</td> <td class="test">ggg</td> <td class="test"><small>hhh</small></td> </tr> </table> I use this Python code to extract all <td class="test"> with lxml module. import urllib2 import lxml.html code = urllib.urlopen("http://www.example.com/page.html").read() html = lxml.html.fromstring(code) result = html.xpath('//td[@class="test"][position() = 1 or position() = 4]') It works good! The result is: <td class="test"><b><a href="">aaa</a></b></td> <td class="test"><small>ddd</small></td> <td class="test"><b><a href="">eee</a></b></td> <td class="test"><small>hhh</small></td> (so the first and the fourth column of each <tr>) Now, I have to extract: aaa (the title of the link) ddd (text between <small> tag) eee (the title of the link) hhh (text between <small> tag) How could I extract these values? (the problem is that I have to remove <b> tag and get the title of the anchor on the first column and remove <small> tag on the forth column) Thank you!

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  • Examples of attoparsec in parsing binary file formats?

    - by me2
    Previously attoparsec was suggested to me for parsing complex binary file formats. While I can find examples of attoparsec parsing HTTP, which is essentially text based, I cannot find an example parsing actual binary, for example, a TCP packet, or image file, or mp3. Can someone post some code or pointer to some code which does this using attoparsec?

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  • JBossMQ - Clustered Queues/NameNotFoundException: QueueConnectionFactory error

    - by mfarver
    I am trying to get an application working on a JBoss Cluster. It uses Queues internally, and the developer claims that it should work correctly in a clustered environment. I have jbossmq setup as a ha-singleton on the cluster. The application works correctly on whichever node currently is running the queue, but fails on the other nodes with a: "javax.naming.NameNotFoundException: QueueConnectionFactory not bound" error. I can look at JNDIview from the jmx-console and see that indeed the QueueConnectionFactory class only appears on the primary node in the Global context. Is there a way to see the Cluster's JNDI listing instead of each server? The steps I took from a default Jboss 4.2.3.GA installation were to use the "all" configuration. Then removed /server/all/deploy/hsqldb-ds.xml and /deploy-hasingleton/jms/hsqldb-jdbc2-service.xml, copying the example/jms/mysq-jdbc2-service.xml file into its place (editing that file to use DefaultDS instead of MySqlDS). Finally I created a mysql-ds.xml file in the deploy directory pointing "DefaultDS" at an empty database. I created a -services.xml file in the deploy directory with the queue definition. like the one below: <server> <mbean code="org.jboss.mq.server.jmx.Queue" name="jboss.mq.destination:service=Queue,name=myfirstqueue"> <depends optional-attribute-name="DestinationManager"> jboss.mq:service=DestinationManager </depends> </mbean> </server> All of the other cluster features of working, the servers list each other in the view, and sessions are replicating back and forth. The JBoss documentation is somewhat light in this area, is there another setting I might have missed? Or is this likely to be a code issue (is there different code to do a JNDI lookup in a clusted environment?) Thanks

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  • How to dispose of a NET COM interop object on Release()

    - by mhenry1384
    I have a COM object written in managed code (C++/CLI). I am using that object in standard C++. How do I force my COM object's destructor to be called immediately when the COM object is released? If that's not possible, call I have Release() call a MyDispose() method on my COM object? My code to declare the object (C++/CLI): [Guid("57ED5388-blahblah")] [InterfaceType(ComInterfaceType::InterfaceIsIDispatch)] [ComVisible(true)] public interface class IFoo { void Doit(); }; [Guid("417E5293-blahblah")] [ClassInterface(ClassInterfaceType::None)] [ComVisible(true)] public ref class Foo : IFoo { public: void MyDispose(); ~Foo() {MyDispose();} // This is never called !Foo() {MyDispose();} // This is called by the garbage collector. virtual ULONG Release() {MyDispose();} // This is never called virtual void Doit(); }; My code to use the object (native C++): #import "..\\Debug\\Foo.tlb" ... Bar::IFoo setup(__uuidof(Bar::Foo)); // This object comes from the .tlb. setup.Doit(); setup-Release(); // explicit release, not really necessary since Bar::IFoo's destructor will call Release(). If I put a destructor method on my COM object, it is never called. If I put a finalizer method, it is called when the garbage collector gets around to it. If I explicitly call my Release() override it is never called. I would really like it so that when my native Bar::IFoo object goes out of scope it automatically calls my .NET object's dispose code. I would think I could do it by overriding the Release(), and if the object count = 0 then call MyDispose(). But apparently I'm not overriding Release() correctly because my Release() method is never called. Obviously, I can make this happen by putting my MyDispose() method in the interface and requiring the people using my object to call MyDispose() before Release(), but it would be slicker if Release() just cleaned up the object. Is it possible to force the .NET COM object's destructor, or some other method, to be called immediately when a COM object is released? Googling on this issue gets me a lot of hits telling me to call System.Runtime.InteropServices.Marshal.ReleaseComObject(), but of course, that's how you tell .NET to release a COM object. I want COM Release() to Dispose of a .NET object.

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  • How to add ACTIVE DIRECTORY user to Sharepoint group

    - by standley-nguyen
    Hi all. I got an exception when executing this snippet code SPSecurity.RunWithElevatedPrivileges(delegate() { using (SPSite site = new SPSite(siteUrl.Trim())) { using (SPWeb web = site.OpenWeb()) { try { web.AllowUnsafeUpdates = true; SPUser spUser = web.AllUsers[userName]; if (spUser != null) { SPGroup spGroup = web.Groups[groupName]; if (spGroup != null) spGroup.AddUser(spUser); } } catch (Exception ex) { this.TraceData(LogLevel.Error, "Error at function Named [AddUserToSPGroupWidget.AddUserToGroup] . With Error Message: " + ex.ToString()); } finally { web.AllowUnsafeUpdates = false; } } } }); PLease guide me. Thanks in advance.

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  • Change internet explorer security settings.

    - by Gaby
    HI, How can i change internet explorer security settings by code. i want to do the steps below but by code: Tools - Internet Options - Security tab - Custom Level - and change the logon type to Anonymous logon. I think that it can be changed from the registry file but i can't found it.

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  • Javascript to pull formatted data

    - by Dusty Roberts
    Hi there I have a recruitment portal that people can use to advertise and search for jobs. I would like the recruiters to be able to add a small javascript snippet to their personal websites, that will list jobs on my site. how can i go about this? I have webservices set up so the javascript can just call that, but i also need the result to be formatted and placed inline. This should work in a simular way to google adsense. I would really appreciate a small example

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  • Recycling a project name?

    - by deamon
    I want to start an open source project, but my favourite project name was already used for a framework with the same goal. This project was never popular, had only two active days with commits at Google Code and is dead since then. With other words: the project is irrelevant but the name is in use at Google Code and ohloh (the same dead project). The .org domain is available. Would it be ok to reuse this project name?

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  • MYSQL: Simplify this Query for better performance

    - by Treby
    How can i simplify this code. coz this uses subquerying SELECT ub.id_product as c_pid,DATE(ub.datetime_prchs)AS datePurchased,cb.bookname, (SELECT GROUP_CONCAT(c.userid ORDER BY c.userid ASC SEPARATOR ', ') FROM user_books ub INNER JOIN campus_bookinfo cb ON ub.id_product=cb.idx_campus_bookinfo LEFT JOIN customer c ON ub.id_customer=c.id_customer WHERE ub.id_product = c_pid )as buyer, cb.iAmount FROM user_books ub INNER JOIN campus_bookinfo cb ON ub.id_product=cb.idx_campus_bookinfo LEFT JOIN customer c ON ub.id_customer=c.id_customer WHERE ub.id_customer = 29 GROUP BY bookname ORDER BY ub.datetime_prchs I need a better code for the same output.. Thanks in advance

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  • Multiple NT service owned by the same program in Delphi

    - by Claudio
    I'm looking for Delphi sample code to develope a Win32 Windows service which can be installed many times (with different Name). The idea is to have 1 exe and 1 registry key with 1 subkey for every service to be installed. I use the exe to install/run many service, every service take his parameter from his registry subkey. Does anyone have a sample code? Many thanks Claudio

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  • How do I convert RGB into HSV in Cocoa Touch?

    - by Evelyn
    I want to set the background color of a label using HSV instead of RGB. How do I implement this into code? Code: //.m file #import "IBAppDelegate.h" @implementation IBAppDelegate @synthesize label; { self.label.backgroundColor = [UIColor colorWithRed:1.0f green:0.8f blue:0.0f alpha:1.0f]; }

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  • How to check in which position (landscape or portrait) os the iPhone now?

    - by Mike Rychev
    I have an app with a tab bar, and nav controllers in each tab. When user shakes the device, a UIImageView appears as a child view in the nav controller. But the UIImageView must contain a special image, depending on the device's current orientation. If I write just - (void)willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation) if (interfaceOrientation == UIInterfaceOrientationPortrait|| interfaceOrientation == UIInterfaceOrientationPortraitUpsideDown) { //Code } else if (interfaceOrientation == UIInterfaceOrientationLandscapeRight||interfaceOrientation == UIInterfaceOrientationLandscapeLeft) { //Code } } The view just goes crazy if user rotated the device before shaking. Is there a method to get iPhones current orientation?

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  • Help I don't know how to handle this error (java.lang.RuntimeException: EMBEDDED Broker start failur

    - by HC
    I follow this tutorial (http://www.netbeans.org/kb/docs/websvc/rest-mysql.html) and it's success, but when i try with my database, it become error. I already follow step by step , but still error, anyone know how to handle this error? or it's bug too? MQJMSRA_RA4001: start:Aborting:Exception starting EMBEDDED broker=EMBEDDED Broker start failure:code = 1 java.lang.RuntimeException: EMBEDDED Broker start failure:code = 1 at com.sun.messaging.jms.ra.EmbeddedBrokerRunner.start(EmbeddedBrokerRunner.java:268) at com.sun.messaging.jms.ra.ResourceAdapter.start(ResourceAdapter.java:472)

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  • How do I print out objects in an array in python?

    - by Jonathan
    I'm writing a code which performs a k-means clustering on a set of data. I'm actually using the code from a book called collective intelligence by O'Reilly. Everything works, but in his code he uses the command line and i want to write everything in notepad++. As a reference his line is >>>kclust=clusters.kcluster(data,k=10) >>>[rownames[r] for r in k[0]] Here is my code: from PIL import Image,ImageDraw def readfile(filename): lines=[line for line in file(filename)] # First line is the column titles colnames=lines[0].strip( ).split('\t')[1:] rownames=[] data=[] for line in lines[1:]: p=line.strip( ).split('\t') # First column in each row is the rowname rownames.append(p[0]) # The data for this row is the remainder of the row data.append([float(x) for x in p[1:]]) return rownames,colnames,data from math import sqrt def pearson(v1,v2): # Simple sums sum1=sum(v1) sum2=sum(v2) # Sums of the squares sum1Sq=sum([pow(v,2) for v in v1]) sum2Sq=sum([pow(v,2) for v in v2]) # Sum of the products pSum=sum([v1[i]*v2[i] for i in range(len(v1))]) # Calculate r (Pearson score) num=pSum-(sum1*sum2/len(v1)) den=sqrt((sum1Sq-pow(sum1,2)/len(v1))*(sum2Sq-pow(sum2,2)/len(v1))) if den==0: return 0 return 1.0-num/den class bicluster: def __init__(self,vec,left=None,right=None,distance=0.0,id=None): self.left=left self.right=right self.vec=vec self.id=id self.distance=distance def hcluster(rows,distance=pearson): distances={} currentclustid=-1 # Clusters are initially just the rows clust=[bicluster(rows[i],id=i) for i in range(len(rows))] while len(clust)>1: lowestpair=(0,1) closest=distance(clust[0].vec,clust[1].vec) # loop through every pair looking for the smallest distance for i in range(len(clust)): for j in range(i+1,len(clust)): # distances is the cache of distance calculations if (clust[i].id,clust[j].id) not in distances: distances[(clust[i].id,clust[j].id)]=distance(clust[i].vec,clust[j].vec) #print 'i' #print i #print #print 'j' #print j #print d=distances[(clust[i].id,clust[j].id)] if d<closest: closest=d lowestpair=(i,j) # calculate the average of the two clusters mergevec=[ (clust[lowestpair[0]].vec[i]+clust[lowestpair[1]].vec[i])/2.0 for i in range(len(clust[0].vec))] # create the new cluster newcluster=bicluster(mergevec,left=clust[lowestpair[0]], right=clust[lowestpair[1]], distance=closest,id=currentclustid) # cluster ids that weren't in the original set are negative currentclustid-=1 del clust[lowestpair[1]] del clust[lowestpair[0]] clust.append(newcluster) return clust[0] def kcluster(rows,distance=pearson,k=4): # Determine the minimum and maximum values for each point ranges=[(min([row[i] for row in rows]),max([row[i] for row in rows])) for i in range(len(rows[0]))] # Create k randomly placed centroids clusters=[[random.random( )*(ranges[i][1]-ranges[i][0])+ranges[i][0] for i in range(len(rows[0]))] for j in range(k)] lastmatches=None for t in range(100): print 'Iteration %d' % t bestmatches=[[] for i in range(k)] # Find which centroid is the closest for each row for j in range(len(rows)): row=rows[j] bestmatch=0 for i in range(k): d=distance(clusters[i],row) if d<distance(clusters[bestmatch],row): bestmatch=i bestmatches[bestmatch].append(j) # If the results are the same as last time, this is complete if bestmatches==lastmatches: break lastmatches=bestmatches # Move the centroids to the average of their members for i in range(k): avgs=[0.0]*len(rows[0]) if len(bestmatches[i])>0: for rowid in bestmatches[i]: for m in range(len(rows[rowid])): avgs[m]+=rows[rowid][m] for j in range(len(avgs)): avgs[j]/=len(bestmatches[i]) clusters[i]=avgs return bestmatches

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  • IE8 is subtracting wrong in JavaScript / jQuery?

    - by Oscar Godson
    In every browser, Win/Mac, Chrome, Safari, Firefox, Opera, IE6, and IE7 they ALL get the following console output: 352 254 But in IE8 I get: 414 434 454 474 Here is my JS/jQuery code: $('#top-breadcrumbs').children('a').each(function(i){ if(!$(this).hasClass('permanent')){ if(permItemWidth+rmItemWidth > $('#top-breadcrumbs').width()){ $(this).addClass('removed'); rmItemWidth = rmItemWidth-$(this).width()+20; } } }); The log code i have above is writing the NEW rmItemWidth value after its been reset in that 2nd if

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  • Web Page Opinions and Suggestions

    - by MrEnder
    Been working my * off on this for a few days trying to keep updating it to make it most efficient with everything I learn... I'm quite proud of it so far considering I'm not actually the best coder lol most JS and PHP confuses the crap outa me unless I do it from scratch. So anyways here is the link. Tell me what you think. Suggestions would be amazing. I'd love to know what I screwed up as long as you explain in detail as to why and how to fix it. I really hate when people hand me a huge snippet and expect me to understand it -_- Thanks Shelby LINK http://opentech.durhamcollege.ca/~in...rittains/labs/

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