mutable

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get a string as a reference in java

So I want to be able to have a collection of mutable Strings in Java. I have this test class to see the functionality of immutable Strings:[详细]

2023-01-23 01:39 分类：问答
What is the syntax for adding an element to a scala.collection.mutable.Map?

What is the syntax for adding an element to a scala.collection.mutable.Map ? Here are some failed attempts:[详细]

2023-01-21 02:14 分类：问答
Python: Replacing an element in a list of lists (#2)

A previous question with the same title as mine has been posted, with (I think) the same question, but had other problems in the code. I was not able to determine if that case was identical to mine or[详细]

2023-01-18 11:02 分类：问答
What about a mutable struct that's immutable from the standpoint of external code?

Update: It occurred to me after posting this question that the main downside of this idea would simply be that such a type would be easy to use improperly. That is, the type would have to be used in a[详细]

2023-01-18 00:15 分类：问答
How can I clear the contents of an NSMutableAttributedString?

I have an ivar which is alloc-inited in the init of an object: attString = [[NSMutableAttributedString alloc] init];[详细]

2023-01-17 20:18 分类：问答
How to update a mutable hashmap element in Scala?

I wrote a function very similar to this: def writeMyEl (x: TypeA, y: TypeB, z : TypeC) { if (myMutableHashMap.contains((x, y)))[详细]

2023-01-16 00:52 分类：问答
Java Collections with Mutable Objects

How does a TreeSet, Has开发者_高级运维hSet or LinkedHashSet behave when the objects are mutable? I cannot imagine that they would work in any sense?[详细]

2023-01-13 07:01 分类：问答
python: changing dictionary returned by groupdict()

Is it safe to modify a mutable object returned by a method of a standard library object? Here\'s one specific example; but I\'m looking for a general answer if possible.[详细]

2023-01-12 12:01 分类：问答
+= appends to stack in Scala 2.7.7; :+ does not seem to work in Scala 2.8.0

Using Scala 2.7.7, this works as ex开发者_高级运维pected: import scala.collection.mutable.Stack[详细]

2023-01-12 01:26 分类：问答
Const method that modifies *this without const_cast

The following pattern has arisen in a program I\'m writing.I hope it\'s not too contrived, but it manages to mutate a Foo object in the const method Foo::Questionable() const, without use of any const[详细]

2023-01-11 19:40 分类：问答