immutability

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Perl: Is Single Evaluation on Constants Guaranteed?

Third Perl question from me in two days. Some will say I\'m not researching hard enough, although I will say I\'m helping keep the section active :PEither way, I\'m pondering out loud in hope for an a[详细]

2023-03-27 15:46 分类：问答
Encapsulating a mutable object into a read-only object

I\'m currently implementing iterative solvers, which work by successively improving the estimate the solution to a specific problem. As the solution is a rather large set of data, refinement is carrie[详细]

2023-03-27 02:03 分类：问答
What is a destructive update?

I 开发者_JAVA技巧see a lot of functional programming related topics mention destructive updates. I understand that it is something similar to mutation, so I understand the update part. But what is the[详细]

2023-03-26 21:26 分类：问答
Persisting immutable objects to a relational database

I\'ve seen certain object-oriented experts advise that domain objects (POCOs) should be immutable. That is, their state should be entirely determined at construction, and changes to state should requ[详细]

2023-03-26 05:53 分类：问答
effect of changing String using reflection

As we all know, String is immutable in java. however, one can change it using reflection, by getting the Field and setting access level. (I know it is unadvised, I am not planning to do so, this quest[详细]

2023-03-25 21:10 分类：问答
What is the purpose of modifying a string using reflection?

I was reading an article that said that Java strings are not completely immutable. However, in the article\'s sample code that modifies the string, it makes a call to string.toUpperCase().toCharArray([详细]

2023-03-25 17:10 分类：问答
Immutable Type: public final fields vs. getter

I need a small Container-Cla开发者_开发知识库ss for storing some Strings which should be immutable. As String itself is an immutable type, I thought of something like that:[详细]

2023-03-25 10:16 分类：问答
C#: how to efficiently introduce "Immutable by default" to C#? Immutable attribute?

Reading F# and C# these days, one of the big difference is, F# variants are by default Immutable, most C# reference types are by default mutable.[详细]

2023-03-24 05:21 分类：问答
C#: how to define an extension method as "with" in F#?

F# has a convenient feature \"with\", example: type Product = { Name:string; Price:int };; let p = { Name=\"Test\"; Price=42; };;[详细]

2023-03-23 05:21 分类：问答
Unit testing for object immutability

I want to 开发者_C百科make sure that a given group of objects is immutable. I was thinking about something along the lines of:[详细]

2023-03-21 01:14 分类：问答