[appengine-java] Re: Problem with inheritance and JDO

2010-09-10 Thread lisandrodc
Hi! Thaks Cyrille, The link has served me. Regards Lisandro On 8 sep, 12:03, Cyrille Vincey wrote: > Go > there...http://code.google.com/intl/fr-FR/appengine/docs/java/datastore/relat... > s.html#Polymorphic_Relationships > > ... And you'll read this : > " Even though the JDO specification inclu

Re: [appengine-java] Re: Need help choosing a frontend framework for a GAEj app, GWT seems like overkill

2010-09-10 Thread Ikai L (Google)
It's very hard to use GWT's RPC mechanism without using GWT. GWT's RPC mechanism is nice because it provides a server side implementation, but on the client side, you're still creating an AsyncCallback and programming in an asynchronous manner. This is an area where Javascript really shines because

Re: [appengine-java] Re: pm.store() failing silently

2010-09-10 Thread Ikai L (Google)
Do you know what that index represents? I'm trying to build a set of reproducible steps so that I can add more descriptions to the bug. That is - how can I write code on my instance to make this happen? On Fri, Sep 10, 2010 at 4:19 AM, John wrote: > I was able to find the bug, filed: > http://co

[appengine-java] Re: NameSpaceManager getGoogleAppsNamespace()

2010-09-10 Thread Timo
Same result for me... Is it because I run in the appspot-domain? Then I would expect that it is somewhere described that this is a limitation... On 8 Sep., 18:01, Vishal Singh wrote: > What is NameSpaceManager.getGoogleAppsNamespace()  expected to print. > I accessed my application using a Google

[appengine-java] appengine support display tag in struts framework

2010-09-10 Thread thangavel s
hi, can i know how to use display tag in struts framework. example:<%@ taglib prefix="display" uri="http://displaytag.sf.net"; %> -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to google-app

[appengine-java] Re: removing element from list not persisted in datastore

2010-09-10 Thread androidDeveloper
>Are you using GWT? Yes, I am using GWT But I found a solution to the problem. A work-around is as follows: When an element from the index list is removed, I check if the list is empty. When the list is empty, I create a new empty list and overwrite the old list with the new. This works in local

[appengine-java] Re: Need help choosing a frontend framework for a GAEj app, GWT seems like overkill

2010-09-10 Thread tempy
Thanks for the advice John. I've been reading about GQuery and it does seem good, though I have some concerns about whether it might be abandoned. I think my plan is to learn JQuery, as I feel like that should also teach me a lot about how the browser operates, which is a gap in my knowledge. I

[appengine-java] Re: pm.store() failing silently

2010-09-10 Thread John
I was able to find the bug, filed: http://code.google.com/p/googleappengine/issues/detail?id=3700 On Sep 7, 9:31 am, John wrote: > Some more debugging info. > When I get this error, I tried to store a new object UserPhotoTest > (exactly the same, just renamed the class), with the same content,

[appengine-java] Re: time triggered tasks

2010-09-10 Thread Marco Alves
Hi Francois! Thanks for this info. It seems that 'eta' is what i'm really looking for. I'll dig in to it. I'll let you know how it went. Best regards, Marco. On Sep 9, 10:51 am, Francois Masurel wrote: > It looks like you can delay tasks via API : > >  TaskOptions    countdownMillis(long coun