mutable

相关标签：javascript jquery android 多少钱 iPhone

XSLT 2.0 How to do counters and variables across various loops and structure

So, I know you can\'t access variables outside scope, that they\'re immutable, that XSLT is functional not imperative, etc...[详细]

2023-01-08 05:19 分类：问答
Converting immutable to mutable collections

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)[详细]

2023-01-05 13:21 分类：问答
Flexible mutation of sequence containers in C++

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[详细]

2023-01-04 15:55 分类：问答
How do functional language gui bindings work?

Do they typically use non functional aspects of the language (including mutable v开发者_如何学Pythonariables).[详细]

2023-01-03 07:24 分类：问答
mutableCopyWithZone updating a property value

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[详细]

2022-12-31 22:23 分类：问答
C# How can I tell if an IEnumerable is Mutable?

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[详细]

2022-12-30 10:34 分类：问答
Navigating cursor rows in SQLite (Can we rewind/reset the cursor i.e. go back to first row for example?)

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)[详细]

2022-12-29 10:43 分类：问答
Add a value to an element in a list of sets

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[详细]

2022-12-28 15:43 分类：问答
Plist array , cannot change dictonaries inside

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.[详细]

2022-12-28 01:16 分类：问答
Simple python oo issue

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[详细]

2022-12-27 04:05 分类：问答