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How to check task status in Celery?
...et()? This is an instance of the AsyncResult class, but you cannot use the raw class celery.result.AsyncResult, you need to get the class from the function wrapped by app.task(). In you case you would do async_result = run_instance.AsyncResult('task-id')
– ArnauOrriols
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Why all the Active Record hate? [closed]
...it's ugly, but for the cases where you just plain and simply need to write raw SQL, it's easily done.
@Tim Sullivan
...and you select several instances of the model, you're basically doing a "select * from ..."
Code:
people = Person.find(:all, :select=>'name, id')
This will only sel...
How to use Comparator in Java to sort
...arable vs Comparator
Sorting an ArrayList of Contacts
Also, do not use raw types in new code. Raw types are unsafe, and it's provided only for compatibility.
That is, instead of this:
ArrayList peps = new ArrayList(); // BAD!!! No generic safety!
you should've used the typesafe generic decla...
When to use %r instead of %s in Python? [duplicate]
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Use the %r for debugging, since it displays the "raw" data of the variable,
but the others are used for displaying to users.
That's how %r formatting works; it prints it the way you wrote it (or close to it). It's the "raw" format for debugging. Here \n used to display to...
Can the Android layout folder contain subfolders?
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Is it possible to do this with the drawable folders? I just tried with no luck, even taking into account the declaration ordering.
– trevor-e
Mar 31 '14 at 21:22
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How do I Geocode 20 addresses without receiving an OVER_QUERY_LIMIT response?
... that you have a lot less creation/modification of locations than you have consultations of locations.
Yes, it means you'll have to do a bit more work when saving the locations -- but it also means :
You'll be able to search by geographical coordinates
i.e. "I want a list of points that are ne...
The conversion of a datetime2 data type to a datetime data type resulted in an out-of-range value
... this is one of the EF architectural issues.
– GSoft Consulting
Sep 13 '15 at 0:11
1
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Can I load a UIImage from a URL?
...one-4s-wallpapers-mobile-backgrounds-dark_2466f886de3472ef1fa968033f1da3e1_raw_1087fae1932cec8837695934b7eb1250_raw.jpg");
var err: NSError?
var imageData :NSData = NSData.dataWithContentsOfURL(url,options: NSDataReadingOptions.DataReadingMappedIfSafe, error: &err)
var bgImage = UIIm...
What's the purpose of SQL keyword “AS”?
...se, especially when there doesn't seem to be much to separate the choices, consult a book on heuristics. As far as I know, the only heuristics book for SQL is 'Joe Celko's SQL Programming Style':
A correlation name is more often
called an alias, but I will be formal.
In SQL-92, they can have...
What is x after “x = x++”?
..."gospel truth". However, a better way to validate what I said would be to consult the JLS. Your compile / decompile test only shows that what I said is valid for one Java compiler. Others could (hypothetically) behave differently ... except that the JLS doesn't allow that.
–...