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Iterate an iterator by chunks (of n) in Python? [duplicate]
...y_list[i:i + chunk_size] for i in range(0, len(my_list), chunk_size)]
Finally, a solution that works on general iterators an behaves as desired is
def grouper(n, iterable):
it = iter(iterable)
while True:
chunk = tuple(itertools.islice(it, n))
if not chunk:
return...
Flatten List in LINQ
...nt>> but i want to return only List<int> so i want to merge all my record in my IEnumerable<List<int>> to only one array.
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jQuery find parent form
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In HTML5, there is a new 'form' attribute which allows you to have the element outside the parent form. This should be checked first.
– mcintyre321
Aug 4 '15 at 11:00
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ActiveRecord, has_many :through, and Polymorphic Associations
...on. :source should points to the polymorphic belongs_to relationship. Then all you need to do is specify :source_type for the relationship you're trying to define.
This fix to the Widget model should allow you do exactly what you're looking for.
class Widget < ActiveRecord::Base
has_many :wid...
How can I detect whether an iframe is loaded?
...y on("load"). (Unfortunately, the docs don't quite make clear that that's all you need to do.)
– Teepeemm
Oct 5 '14 at 0:25
1
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How to output a comma delimited list in jinja python template?
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This is awesome, especially at the end of the loop in html
– Sinux
Aug 27 '15 at 14:38
8
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What is the Comonad typeclass in Haskell?
...Comonad typeclass are also welcome). I've vaguely heard about Comonad, but all I really know about it is that is provides extract :: w a -> a , sort of a parallel to Monad's return :: a -> m a .
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RegEx: Smallest possible match or nongreedy match
How do I tell RegEx (.NET version) to get the smallest valid match instead of the largest?
3 Answers
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Difference Between Invoke and DynamicInvoke
...ou just know that it is Delegate, it has to resolve the parameters etc manually - this might involve unboxing, etc - a lot of reflection is going on. For example:
Delegate slowTwice = twice; // this is still the same delegate instance
object[] args = { i };
object result = slowTwice.DynamicInvoke(a...
difference between css height : 100% vs height : auto
...fficiently worded to make it ovbious that the element will grow to include all content, whether it is its own text, or a child's content. Of course it can be argued that its own text is also a child. This provides visual confirmation of the behavior.
– SherylHohman
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