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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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What is the purpose of the vshost.exe file?
When I create and compile a "Hello, World!" applim>cat m>ion in C#, I get three files in the Debug folder apart from the main exe (e.g. HelloWorld.exe)
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Scala equivalent of Java java.lang.Class Object
The question is best explained by an example:
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How can I apply styles to multiple classes at once?
I want two classes with different names to have the same property in CSS. I don't want to repeat the code.
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Cassandra port usage - how are the ports used?
When experimenting with Cassandra I've observed that Cassandra listens to the following ports:
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Recursive directory listing in DOS
...can use:
dir /s
If you need the list without all the header/footer information try this:
dir /s /b
(For sure this will work for DOS 6 and later; might have worked prior to that, but I can't recall.)
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Doing something before program exit
How can you have a function or something that will be executed before your program quits? I have a script that will be constantly running in the background, and I need it to save some data to a file before it exits. Is there a standard way of doing this?
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Read XML file into XmlDocument
I am very new to C#. I have XML file (text.xml). I want to read that in XmlDocument and store the stream in string variable.
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Save file to specific folder with curl command
In a shell script, I want to download a file from some URL and save it to a specific folder. What is the specific CLI flag I should use to download files to a specific folder with the curl command, or how else do I get that result?
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What is the default scope of a method in Java?
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The default scope is package-private. All classes in the same package can access the method/field/class. Package-private is stricter than protected and public scopes, but more permissive than private scope.
More information:
http://docs.oracle.com/javase/tutorial/java/javaOO/accessc...