I\'ve been thinking for a while about how to go about implementing a deque (that is, a double-ended queue) as an immutable data structure.
I am looking at functional programming and struggling with one point.. How do I do the following without mutable state?
If I manipulate a specific开发者_开发百科 char off of a string, would it still be considered as a string manipulation internally by CLR, resulting in temporary string creation?
I want to convert genera开发者_StackOverflow中文版tor or iterator to list recursively. I wrote a code in below, but it looks naive and ugly, and may be dropped case in doctest.
If a string is immutable, does that mean that.... (let\'s assume JavaScript) var str = \'foo\'; alert(str.substr(1)); // oo
Consider this: >>> foo = {} >>> foo[1] = 1.0 >>> foo[2] = foo[1] >>> foo
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)
Is the below class immutable: final class MyClass { private final int[] array; publ开发者_开发百科ic MyClass(int[] array){
How can one make a Java class immutable, what is the need开发者_Go百科 of immutability and is there any advantage to using this?What is an immutable object?
I\'ve the following class: class MySet(set): def __init__(self, arg=None): if isin开发者_Python百科stance(arg, basestring):
加载中,请稍侯......