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 I've been using django-mptt in my project for a while now, it's fabulous.  Recently, I've found a need to override a model's save() method that uses mptt, and I'm getting an error when I try to save a new instance of that model:
Exception Type: ValueError at /admin/scrivener/page/add/
Exception Value:…
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 I'm getting the error:
Exception Value: (1110, "Column 'about' specified twice")
As I was reviewing the Django error page, I noticed that the customizations the model User, seem to be appended to the List twice.
This seems to be happening here in django/db/model/base.py   in  base_save():  
values…
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 I've been struggling to deploy Django application on Amazon EC2 using Bitnami Djangostack for the last couple of days. When I go to http://dewey.io I see the default bitnami page (/opt/bitnami/apache2/htdocs/index.html), however, when I open http://dewey.io/portnoy, I get  'Internal Server Error'…
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 when i run development server it works very well, even an empty project runing in mod_wsgi i have no problem but when i want to put my own project i get an Internal Server Error (500)
in my apache conf i put 
WSGIScriptAlias /codevents C:/django/apache/CODEvents.wsgi
<Directory "C:/django/apache">
Order…
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 when i run development server it works very well, even an empty project runing in mod_wsgi i have no problem but when i want to put my own project i get an Internal Server Error (500)
in my apache conf i put 
WSGIScriptAlias /codevents C:/django/apache/CODEvents.wsgi
<Directory "C:/django/apache">
Order…
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 All,
How Can we increment a  value  like the following  in django templates,     
  {{ flag =0 }}
  {% for op in options %}
   {{op.choices}}<input type="radio" name="template" id="template" value="template{{flag++}}"/>
  {% endfor %}
thanks..
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 Hello I'm trying to use google visualization API along with django templates system. I got an error that don't know how to fix. The error is the following:
invalid_block_tag
    raise self.error(token, "Invalid block tag: '%s'" % command)
django.template.TemplateSyntaxError: Invalid block tag: 'endfor'
The…
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 The following is in views:
 rows=query.evaluation_set.all()
 row_arr = []
 for row in rows:
   row_arr.append(row.row_details)
 dict.update({'row_arr' : row_arr ,'col_arr' : col_arr})
 return render_to_response('valuemart/show.html',context_instance=RequestContext(request,{'dict': dict}))
 How…
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 I pass the query with comments to my template:
    COMM = CommentModel.gql("ORDER BY created")
    doRender(self,CP.template,{'CP':CP,'COMM':COMM, 'authorize':authorize()})
And I want to output the number of comments as a result, and I try to do things like that:
    <a href="...">{{ COMM|length…
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 Lets say we want a library of javascript-based pieces of functionality (I'm thinking jquery):
For example:
an ajax dialog
a date picker
a form validator
a sliding menu bar
an accordian thingy
There are four pieces of code for each: some Python, CSS, JS, & HTML.
What is the best way to arrange…
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