So, I know you can\'t access variables outside scope, that they\'re immutable, that XSLT is functional not imperative, etc...
What is the best way to convert collection.immutab开发者_如何学JAVAle.Set to collection.mutable.Set?scala> var a=collection.mutable.Set[Int](1,2,3)
I\'m pondering a current limitation of STL iterators and wondering if there\'s an elegant way around it. Here\'s my situation: I have a class that encapsulates a sequence container and a generic metho
Do they typically use non functional aspects of the language (including mutable v开发者_如何学Pythonariables).
I have a Class that I need to copy with the ability to make changes the value of a variable on both Classes. Simply put these classes need to remain clones of each other at all times. My understanding
I want a method to update certain entries of an IEnumerable. I found that doing a foreach over the entries and updating the values failed as in the background I was cloning the collection. This was be
I am trying to understand how the followi开发者_开发技巧ng builtin functions work when sequentially processing cursor rows.The descriptions come from the Python 3.1 manual (using SQLite3)
I\'m using python, and I have a list of sets, constructed like this: list = [set([])]*n ...where n is the number of sets I want in the list. I want to add a value to a specific set in the list. Say
i have a plist that\'s at its root an array with dictonaries inside it. i load a plist from my recourses as an NSMutableArray.
Have a look a this simple example. I don\'t quite understand why o1 prints \"Hello Alex\" twice. I would think that because of the default self.a is always reset to the empty list. Could someone expla
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