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Count, size, length…too many choices in Ruby?
... advise using length (or its alias size) rather than count if you want to know how many elements there are altogether.
Regarding ActiveRecord, on the other hand, there are important differences. check out this post:
Counting ActiveRecord associations: count, size or length?
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Good ways to sort a queryset? - Django
... (487)
Gerald Rudolph (464)
Ulysses Simpson (474)
Harry Truman (471)
And now the combined order_by call:
>>> myauths = Author.objects.order_by('-score', 'last_name')[:5]
>>> for x in myauths: print x
...
James Monroe (487)
Ulysses Simpson (474)
Harry Truman (471)
Benjamin Harri...
A regex to match a substring that isn't followed by a certain other substring
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Yes. I can use what I have now, but it would be easier if I could just match bot but not botters. I'm very sorry. I'm inexperienced with regexes, and I'm afraid I'm slowly figuring out what I want myself. :p
– Rayne
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Difference between except: and except Exception as e: in Python
...pt and except Exception. "Something to watch out for" looks a little weird now, but at the time I expected Python to pick the most specific except block, regardless of where it was, and was a little disappointed to find out otherwise.
– Vanessa Phipps
Sep 5 '14...
NTFS performance and large volumes of files and directories
...gradation possibly due to the higher load factor on my SSD (it is 80% full now instead of 45%)
– Spoc
Oct 25 '15 at 8:32
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Why can't I assign a *Struct to an *Interface?
... = storyboard.Create(stack, introScene)
stack.Push(&storyboardI)
Now inside storyboard.go file Create function
type Storyboard struct {
Stack *gui.StateStack
Events []interface{} //always keep as last args
}
func Create(stack *gui.StateStack, eventsI interface{}) Storyboard {
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Django Rest Framework - Could not resolve URL for hyperlinked relationship using view name “user-det
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@GrijeshChauhan— Thanks! Now fixed.
– Carlton Gibson
Apr 16 '15 at 11:45
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Why are ToLookup and GroupBy different?
...different. Calling ToLookup means I want a cache of the entire thing right now organized by group. Calling GroupBy means "I am building an object to represent the question 'what would these things look like if I organized them by group?'"
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Difference between float and decimal data type
... This is rarely true anymore. Testing is the best policy, as it's best to know for certain what the trade-offs are.
– user1899861
Oct 17 '13 at 2:24
15
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Google Chrome display JSON AJAX response as tree and not as a plain text
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Google Chrome now supports this (Developer Tools > Network > [XHR item in list] Preview).
In addition, you can use a third party tool to format the json content. Here's one that presents a tree view, and here's another that merel...