I have a requirement where I have multiple struct conforming to protocol P, which I later make a collection of and execute methods like compute() via a Computer struct which helps in creating an instance of each conforming type Why…
I am working on an app using Dart and Flutter. The code below is a simplified and isolated version of the real problem I am running into. I would like to make a list that holds only items of the…
I want to make React table custom component with row selection in single, multiple and none selection mode. And since is refactoring process of current oversized table component I want to make it as simple as possible in case of…
I always do the same thing with a FutureBuilder in my flutter app, so I want to get rid of the duplicated code and provide a widget for that. I have an abstract interface class Service and my widget uses…
Typescript here complains: Implicit conversion of a 'symbol' to a 'string' will fail at runtime. Consider wrapping this expression in 'String(...)'. type TableProps<Row extends Record<string, unknown>, K extends keyof Row> = { rows: Array<Row>, ace: K, } const data: TableProps<any,…
I get this error from TS and it doesn't make any sense, because my T generic is fully compatible with types A | B, because it extends from it! It's is not true what the error says that you can…
I'm attempting to write a generic class in Python 3.11 that should be able to process a list of elements using different processing classes (A or B in this example). My goal is to use the type variable T to…
I have a basic FirebaseManager, currently it parses and returns only a list of User(). How can I make it parse and return any class? It needs to be something like this: final result = await manager.read<User>(); final result =…
I have defined models for my search filter items like below: typedef OnFilterButtonPressed<T> = String Function(SearchFilterItemModel<T> searchFilterItem); class SearchFilterItemModel<T> { final String id, name; final OnFilterButtonPressed<T> onPressed; SearchFilterItemModel({ required this.id, required this.name, required this.onPressed, }); } Then I've defined a…
I'm pretty new in the iOS development world and I'm trying to understand protocols in Swift. Here's my code: protocol Animal { func printFood() } struct Rabbit: Animal { func printFood() { print("carrot") } } struct Sheep: Animal { func…