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• ArcObjects - Will the Post/Reconcile Operations Fire the IObjectClassEvents Event?

  - by grefly

  Just wondering if anyone had experience with this before I go down that rabbit hole...

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• can't persist jpa entity in app engine

  - by Bunny Rabbit

  public class Blobx { private String name; private BlobKey blobKey; @Id @GeneratedValue(strategy = GenerationType.IDENTITY) private Key id; //getters and setters } public class Userx { @Id @GeneratedValue(strategy = GenerationType.IDENTITY) private Key id; private String name; @OneToMany private List<Blobx> blobs; //getters and setters } while persiting the above Userx entity object i am encountering java.lang.IllegalStateException: Field "entities.Userx.blobs" contains a persistable object that isnt persistent, but the field doesnt allow cascade-persist!

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• can't persist entities on app engine using jpa

  - by Bunny Rabbit

  i am trying to persist two entities(with one to many relationship) using jpa but on persit it throws an exception java.lang.IllegalArgumentException: out of field index :2 i'm struck.

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• curl on app engine

  - by Bunny Rabbit

  can curl be used on google app engine ?

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• problem implementing a web based proxy on google app engine using java

  - by Bunny Rabbit

  i am triying to write a web based proxy site on google app engine.Displaying the first page of entered url was fairly simple urlFetching api but i am unable to figure out how to proxify the links and requests origionating from this newly displayed page.

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• represent binary search trees in python

  - by Bunny Rabbit

  how do i represent binary search trees in python?

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• Twitter json output

  - by Bunny Rabbit

  $(function(){ $.ajax({ url:'http://api.twitter.com/1/statuses/user_timeline.json?screen_name=user_name&callback=?', //dataType:'json', success:function(data){$('body').append('the data is' +data);} }); }); the above code with dataType line prints out [objects] while with the dataType line commented it prints out nothing ...how can i get it to print the json output from the server rather then the javascript object?

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• web proxy on google app engine

  - by Bunny Rabbit

  i am writing a web proxy in java on google App engine.I figured out that the urls can be fected using the url Fetch servce but i have no idea about how to manage cookies and the streams as in youtube .Ne suggestions ?

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• How to write an algorithm to check if the sum of any two numbers in an array/list matches a given nu

  - by Bunny Rabbit

  How can I write an algorithm to check if the sum of any two numbers in an array/list matches a given number with a complexity of nlogn?

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• storage service with google app engine.

  - by Bunny Rabbit

  i've been assigned a project to create a filestorage service on google applet engine.but i am really doubtful wheather it's possible or not given the 30 sec limit to process the response and moreover its the bigtable is just a database system not a storage server .am i correct ?

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• request parameter using jquery/javascript

  - by Bunny Rabbit

  is it possible to stop the submission of a form,after submit button has been clicked and get the action attribute and the request parameters of the submission using javascript(preferably jQuery) ? I want to get the action and the parameter so that the it can be submitted to an alternate location ,what i am tryin to do is try writing a proxy website.

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• Tomcat session stickiness in session replication

  - by rabbit

  Hi, I am having a 2 instance load balanced and session replicated tomcat 6.0.20 cluster. Should sticky_session be set to true or false for in memory session replication. http://tomcat.apache.org/connectors-doc/reference/workers.html mentions : Set sticky_session to False when Tomcat is using a Session Manager which can persist session data across multiple instances of Tomcat. where as /tomcat-6.0-doc/cluster-howto.html (Cluster Basics) mentions : Make sure that your loadbalancer is configured for sticky session mode.

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• how to measure running time of algorithms in python

  - by Bunny Rabbit

  How can i mesure and compare the running times of my algorithms written in python .Also point me to a nice algorithms site/forum like stackoverflow if you can.

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• where did the other/ come from ?

  - by Bunny Rabbit

  why some thing like this url="http:/"+"www.pathname.com"+"/"+"anotherString"; turns into http://www.pathname.com/anotherString. Notice the // after the http:.

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• how many javascript setTimeout/ setInterval call can be set simultaneously in one page?

  - by rabbit

  I have to use atleast 2 setTimeouts and 1 setInterval. Does this have any dependency on the browser or javascript engine being used?

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• The ordinal 968 issue

  - by rabbit

  I am using openssl in a project. It works fine on one machine. However, on an xp pro machine I get: The ordinal 968 could not be located in hte dynamic link library LIBEAY32.dll Does anyone know how to fix this issue, is it a dependency issue on some other dll?

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• twitter basic authorisation not working?

  - by Bunny Rabbit

  URL url = new URL("http://twitter.com/statuses/update.xml"); HttpURLConnection conn = (HttpURLConnection) url.openConnection(); conn.setDoOutput(true); String cridentials = new sun.misc.BASE64Encoder().encode((username + ":" + password).getBytes()); conn.setRequestProperty ("Authorization", "Basic " + cridentials); OutputStreamWriter wr = new OutputStreamWriter(conn.getOutputStream()); wr.write(status); wr.flush(); wr.close(); why the above code for updating twitter status is not working ? i am running it on google app engine.

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• output stream on appengine

  - by Bunny Rabbit

  while using the appengine sdk i can't view the Output of my System.out.println statements how can i view them they are like envaluable debugging tool for me .

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• yahoo pipes not integrating all the feed.

  - by Bunny Rabbit

  i created this yahoo pipe to integrate my twitter+last.fm+picasa feed ..now when i am redering it as json all i can see is the last.fm feed.why is it so ? link http://pipes.yahoo.com/lifestream_ashu/7ba696f34ae17b6fa8f5d4de13064de

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• can't open twitter using app engines urlfetch

  - by Bunny Rabbit

  i am trying to fetch the urls using google app engines urlFetch service and implement a proxy site.sites like twitter and and facebook appear disfigured as if they are missing the stylesheet ,even google is missing the google logo but yahoo opens all fine i can't understand why.

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• Creating form object for variable kind of form.

  - by Bunny Rabbit

  i want to create a form for users to submit questions in django ..so far the models i have created are class Question(models.Model): statement=models.CharField(max_length=100) class Choice(models.Model): statement=models.CharField(max_length=100) value=models.IntegerField() question=models.ForeignKey(Question) Now i want to write a Form class for creating a above form but the problem is the number of choices are variable,a user can decide how many choices a question must have .How do i do that in django?

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• how to add an input parameter to a form using jQuery

  - by Bunny Rabbit

  $('form').submit(function(){ this.action="http://www.sitename.com/post"; return false; }); having altered the action attribute of the form ,i want to add one more input parameter to it how do i do that ?

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• python while loop

  - by Bunny Rabbit

  def merge(l1,l2): i=0; while((l1[i]!=none)||(l2[i]!=none)): SyntaxError: invalid syntax being a newbie i can't figure out whats wrong with the abouve code.

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• null pointer exception in setting response header in servlet

  - by Bunny Rabbit

  response.setHeader(keys[i].toString(),value); in a servlet is throwing null pointer exception even though none of keys[i] or value are null why is it so?

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• jQuery to change all the links in the page

  - by Bunny Rabbit

  $(function(){ $('a').each(function(){ var x=this.href; this.href="www.somesitename.com/filter"+this.href; }); }); i wrote the above jQuery script to append some site name to all the links in the page but it's not working as expected.

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