Re: Retrieve field values from ManyToMany field in model

On Sun, Jun 25, 2017 at 4:20 PM, Vijay Khemlani wrote: > A DocumentMetaData instance may be associated with multiple documents > and multiple metadata according to your model, so your question is > ambiguous. > Sorry about the confusion. When I create a DocumentMetaData, then there is a single r

Re: Model design question

On Sun, Jun 25, 2017 at 6:56 PM, Constantine Covtushenko < constantine@gmail.com> wrote: > Hi Mark, > > I have some questions to you. > 1. Does any of MetaData have predefined list of MetaDataValues? > No, I want to add them in real time as Documents are uploaded. > 2. Can MetaDataValue be

Re: Model design question

Hi Mark, I have some questions to you. 1. Does any of MetaData have predefined list of MetaDataValues? 2. Can MetaDataValue be assigned to many Documents or it is specific to particular Document? Regards, Constantine C. On Sun, Jun 25, 2017 at 6:20 PM, Mark Phillips wrote: > I have a class Doc

Re: Retrieve field values from ManyToMany field in model

A DocumentMetaData instance may be associated with multiple documents and multiple metadata according to your model, so your question is ambiguous. If you want a particular DocumentMetaData to only refer to a single document and a single metadata then change the ManyToManyField for a ForeignKey I

Model design question

I have a class Document that uploads a document. I have a class MetaData that is the name for some metadata for that document. Since a MetaData can have one or more values, there is another class called MetaDataValue that has a ForeignKey to MetaData. Finally, there is a class DocumentMetaDataValue

Retrieve field values from ManyToMany field in model

I have this class class DocumentMetaData(models.Model): document = models.ManyToManyField(Document) metadata = models.ManyToManyField(MetaData) metadatavalue = models.ManyToManyField(MetaDataValue) def __str__(self): return "%s - %s" % (self.document, self.metadata) The D

Websocket, an existing connection was forcibly closed by the remote host. django-channels

So I'm getting the error as described in the title of this post. I'm following this tutorial: https://gearheart.io/blog/creating-a-chat-with-django-channels/ Here's the full traceback: In [1]: import websocket In [2]: ws = websocket.WebSocket() In [3]: ws.connect("ws://localhost:8000")--