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URL-parameters and logic in Django class-based views (TemplateView)
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In case you pass URL parameter like this:
http://<my_url>/?order_by=created
You can access it in class based view by using self.request.GET (its not presented in self.args nor in self.kwargs):
class MyClassBasedView(ObjectList):
...
def get_queryset(self):
order_by...
What is the .idea folder?
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Token Authentication vs. Cookies
...st example of a stateless protocol. But since most web apps need state, in order to hold the state between server and client, cookies are used such that the server can send a cookie in every response back to the client. This means the next request made from the client will include this cookie and wi...
How do you redirect HTTPS to HTTP?
...est has been received - which means you would still need a certificate, in order for the client to set up the connection to send the request over!
However if the backup machine will appear to have the same hostname (as far as the client is concerned), then there should be no reason you can't use th...
Select row with most recent date per user
...e t2
WHERE t2.user = t1.user
ORDER BY t2.id DESC
LIMIT 1)
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Java Multiple Inheritance
...s Pegasus implements Avialae, Equidae {}
Adding from the comments:
In order to reduce duplicate code, you could create an abstract class that contains most of the common code of the animals you want to implement.
public abstract class AbstractHorse implements Equidae {}
public class Horse ext...
Map enum in JPA with fixed values?
... be unique, whereas any other values or fields are not. It's true that the order could change (don't use ordinal) and the name could be changed as well (don't change enum names :P), but so could any other value... I'm not sure that I see the great value with adding the ability to store a different v...
How can I reliably determine the type of a variable that is declared using var at design time?
...art by transforming it syntactically to
var z = y.Where(foo=>foo.
In order to work out the type of foo we must first know the type of y. So at this point we ask the type determiner "what is the type of y"? It then starts up an expression evaluator which parses x.ToCharArray() and asks "what's...
How to solve error “Missing `secret_key_base` for 'production' environment” (Rails 4.1)
...environment variable for the secret_key_base in your production server. In order to solve this error you should follow these steps to create an environment variable for Linux (in my case Ubuntu) in your production server:
In the terminal of your production server execute:
$ RAILS_ENV=production r...
Verify a certificate chain using openssl verify
...rtificate.
The ca-bundle must be made up in excactly the right processing order, this means, the first needed certificate (the intermediate certificate which signs your certificate) comes first in the bundle. Then the cross-signing-cert is needed.
Usually your CA (the authority who signed your ce...