hashset

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Efficient way to clone a HashSet<T>?

A few days ago, I answered an interesting question on SO about HashSet<T>. A possible solution involved cloning the hashset, and in my answer I suggested to do something like this:[详细]

2023-01-19 18:08 分类：问答
How to remove all proper subsets?

Given a list of sets... var sets = new List<HashSet<int>>(numTags); How can I remove all the sets tha开发者_开发百科t are a proper subset of another?[详细]

2023-01-19 13:21 分类：问答
Using base.Any(..) the warning is: 'HashSet' does not contain a definition for 'Any'

A class inherits from HashSet to get a set of unique objects with custom EqualKeys(T x, T y) check instead of IEqualityComparer.[详细]

2023-01-18 04:28 分类：问答
Serialize a HashSet<String> with LinQ

I\'d like to take a HashSet<String> and elegantly convert it to a string. I can iterate like so:[详细]

2023-01-16 17:05 分类：问答
HashSet does not seem to realize that two objects are the same.

I\'m trying to use HashSet to store objects of a class that I created, but apparently the same objects seem to have two different hashes, which is why the contains method does not realize that the obj[详细]

2023-01-16 00:05 分类：问答
Help me understand how the conflict between immutability and running time is handled in Clojure

Clojure truly piqued my interest, and I started going through a tutorial on it: http://java.ociweb.com/mark/clojure/article.html[详细]

2023-01-15 19:11 分类：问答
HashSet equality c#

I have a HashSet with it\'s own EqualityComparer, but I am wondering if a simple count of both sets is used before checking each element?[详细]

2023-01-14 20:29 分类：问答
Internal implementation of .NET HashSet contains method?

I am writing a test for my library written in C#. And I want to test whether two list are same if and only if they have same elements(do not require elements in the same order). I try to convert list[详细]

2023-01-14 06:27 分类：问答
Thread-safe HashSet with Guava Collections

Like the title says, i wou开发者_JS百科ld like to get a thread-safe HashSet using Guava Collections.[详细]

2023-01-14 00:17 分类：问答
JSTL <c:forEach items="${......" what are the type restrictions

I need to 开发者_如何学Cuse a set to not allow duplicate values. I need to list them out using the JSTL[详细]

2023-01-13 17:18 分类：问答