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Foreign key from one app into another in Django

I'm wondering if it's possible to define a foreign key in a models.py file in Django that is a reference to a table in another app? ...
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Recursive directory listing in DOS

How do we achieve a recursive directory listing in DOS? 5 Answers 5 ...
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How to load an ImageView by URL in Android? [closed]

How do you use an image referenced by URL in an ImageView ? 23 Answers 23 ...
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How to find out line-endings in a text file?

I'm trying to use something in bash to show me the line endings in a file printed rather than interpreted. The file is a dump from SSIS/SQL Server being read in by a Linux machine for processing. ...
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Facebook App: localhost no longer works as app domain

I've been writing a game for Facebook using Rails and jQuery. Since I started using the Facebook Javascript SDK, using localhost as an app domain seemed to work just fine. I was able to test my game both locally and on Heroku. ...
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for each loop in Objective-C for accessing NSMutable dictionary

I am finding some difficulty in accessing mutable dictionary keys and values in Objective-C. 7 Answers ...
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Why was “Avoid Enums Where You Only Need Ints” removed from Android's performance tips?

The section "Avoid Enums Where You Only Need Ints" was removed from the official developer documentation . (See Why doesn't Android use more enums? for the old section content) ...
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Django FileField with upload_to determined at runtime

I'm trying to set up my uploads so that if user joe uploads a file it goes to MEDIA_ROOT/joe as opposed to having everyone's files go to MEDIA_ROOT. The problem is I don't know how to define this in the model. Here is how it currently looks: ...
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PostgreSQL: Modify OWNER on all tables simultaneously in PostgreSQL

How do I modify the owner of all tables in a PostgreSQL database? 20 Answers 20 ...
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NGINX to reverse proxy websockets AND enable SSL (wss://)?

I'm so lost and new to building NGINX on my own but I want to be able to enable secure websockets without having an additional layer. ...