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UICollectionView inside a UITableViewCell — dynamic height?
...xtension:
extension UIView {
func constraint(byIdentifier identifier: String) -> NSLayoutConstraint? {
return constraints.first(where: { $0.identifier == identifier })
}
}
NOTE: You will need to set the identifier on these constraints in your storyboard, or wherever they are be...
Understanding Canvas and Surface concepts
...it is implemented but I'd imagine it is a some kind of Bitmap wrapper with extra methods for things that are directly related to screen displays (That is the reason for a surface, a Bitmap is too generic). You can get a Canvas from your Surface which is really getting the Canvas associated with the ...
What is 'YTowOnt9'?
...k sometimes renders hidden inputs with value YTowOnt9 . I can't find that string anywhere in the (huge) codebase, and can't figure out where it came from. I decided to Google for that particular string, and the result surprised me. Over half a million - kind of random - hits. I haven't found any ...
multiprocessing: sharing a large read-only object between processes?
...ults from stdin, does work, writes intermediate results on stdout.
Connect all the workers as a pipeline:
process1 <source | process2 | process3 | ... | processn >result
Each process reads, does work and writes.
This is remarkably efficient since all processes are running concurrently. T...
NAnt or MSBuild, which one to choose and when?
...sbuild.exe. So we were screwed back then. Since 2.0, msbuild.exe and the extra libraries do alot. And writing a custom MsBuild-Task has a learning curve, but I've written about 10 of them over the years.
– granadaCoder
Jun 27 '14 at 16:48
...
Passing a 2D array to a C++ function
...
@Zack: You're right, there're only really two cases; one is a pointer-to-pointer and other being a single pointer to an integer array of size n i.e. int (*a) [10].
– legends2k
Jul 10 '13 at 10:44
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Django Rest Framework: Dynamically return subset of fields
...verride the serializer __init__ method and set the fields attribute dynamically, based on the query params. You can access the request object throughout the context, passed to the serializer.
Here is a copy&paste from Django Rest Framework documentation example on the matter:
from rest_framew...
In a django model custom save() method, how should you identify a new object?
...
Not all models have an id attribute, i.e. a model extending another through a models.OneToOneField(OtherModel, primary_key=True). I think you need to use self.pk
– AJP
Apr 9 '13 at 10:21
...
capturing self strongly in this block is likely to lead to a retain cycle
...
Good answer, but I take small issue with you saying: “you can't refer to self or properties on self from within a block that will be strongly retained by self.” This is not strictly true. Please see my answer below. Better to say, “you must take...
How to handle initializing and rendering subviews in Backbone.js?
...arentView holds 2 child views, InfoView and PhoneListView as well as a few extra divs, one of which, #name, needs to be set at some point. PhoneListView holds child views of its own, an array of PhoneView entries.
So on to your actual question. I handle initialization and rendering differently ba...