I'm using redux-toolkit and React. I know basic redux (not using redux-toolkit) aren't allowed to mutate the original state. That's why I chose redux- ...

I'm trying to make my code more concise and therefore removed all of these from separate useState hooks and put them into one. But I'm now trying to u ...

Going through the react beta docs where updating objects in state was discussed. I understand that updating state objects immutably is desired so that ...

I know Immer library translates all mutable code to immutable one in createSlice() in Redux Toolkit , but I still want to write immutable reducers. Is ...

It is well known that Java immutable collections provide mutator methods owing their existence to the (unfortunate but well documented) fact that both ...

The following code throws an IndexOutOfRangeexception: I expected this would work, as the documentation says the following: ImmutableArray<T ...

I've been trying to work out how to use the language-bash package to parse some simple bash scripts, and I've come across the following structure Rig ...

In this code, when i change the value of state in the setMessage() reducer to action.payload, the changes aren't getting picked up by the selectors. ...

What is the proper way to store a reference in a struct and operate on it given this example: Is there a design pattern that could fit to my snippe ...

I am developing a Rust program that performs operation on tree structures, let's call them Node. It is not required to store list of child nodes of ea ...

Missing PendingIntent mutability flag ---> this is the warning in my android kotlin project. I am using headsup notification in it. In this, while ...

I'm starting my first project in Rust. I try to make a Zwave crate. I'm stuck with the problem of ref sharing. For now, the code is divided in 3 stru ...

Let's say we have a collection of products, each with their own specifics e.g. price. We want to issue invoices that contain said products. Using a d ...

I've done some searching and found that JavaScript objects can be frozen or sealed, meaning that they cannot be modified or have new properties added ...

Currently, I am developing the DateWithoutTime class. For this question, it is important that this class has private fields which being mutated by the ...

When two same objects are referred by two different variables. Then the output is true(when object is in range -5 to 256) when identity operation is u ...

before Php 8.1 we could wrote that: so getThing() was to get the inner thing object. It could have been written like that: it's shorter, does th ...

I have been going through online study on a resource I quite liked till this very moment. The problem is they want my perfectly working array_reduce f ...

In Kotlin, I'm trying to have a mutable generic value in sealed class A, and a mutable generic Number value in sealed class B with a mutable Long/... ...

Update: this question is how can we use amortized analysis for immutable collections? Scala's immutable queue is just an example. How this immutable q ...