Category "generics"

cannot infer V: infer type parameter from constraint implementation

I have an interface in go which wants to support saving and loading results in different databases and I want to support different types. package cfgStorage ty

Alternative of Show that only uses name

Is there something like Show (deriving Show) that only uses an algebraic datatype's constructors? (please don't mind that I'm using the word constructor, I don'

In plain C, could we implement generic functions using pointers to char instead of pointers to void?

In plain C, pointers to void are useful as arguments to generic functions, such as a generic quicksort, or a generic swap, etc., as seen here: Implementation of

Non-nullable enum as generic parameter [duplicate]

I am trying to implement this helper function in C# 7.3: public static T? ToEnum<T>(this string enumName) where T : Enum =>

Use typescript to dynamically set class property in constructor

I am trying create a typescript class MyClass with instance properties set dynamically in the constructor: const myInstance = new MyClass(({ someField: 'foo'

GSON JsonObject and LinkedTreeMap

I noticed there wasn't an easy all-inclusive (POJO-free) way to convert (in GSON) a JsonArray to a List. I found an example that uses a TypeToken and when I tri

Generic type in a switch statement

Just started learning generics. I'm making a command processor and I honestly don't know how to word this so I'm just going to show an example problem: var ErrI

In AnyLogic, how can I use the findFirst function but for three different agent populations / data types?

Question: Is there a way to write one function that would account for the different data types? Would generics work and if so how do you do that in AnyLogic? Ba

BubbleDown function(min heap) not working

I have generated a minheap to this file but I think something I have missed but I can't identify what are the things I have missed. I have missed something on

What is the best way to work with classes that subclass from Generic types?

Assume we are given a generic class definition such as: from dataclasses import dataclass from typing import TypeVar, Generic, List T1 = TypeVar('T1') T2 = Ty

Is there a way in Golang Generics to create something like "extends" in Typescript?

I am trying to create a function using Go Generics that accepts any structs that meet minimum struct criteria. Something like <T extends {name: string, age:

Generic delegate response handlers

I've got a class currently something like this class Client { var responseOneDelegate: ResponseOneDelegate? var responseTwoDelegate: ResponseTwoDelegat

Generic Structs with Go

What is the equivalent of this C# code in Go, how can I build it class ModelX<T> { public T Data { get; set; } } ModelX<int>

Why does Go not allow assigning one generic to another?

Following code throws a compilation error cannot use ExampleProps (variable of type Props[Example]) as Props[Generic] value in return statement // Abstract ty

Kotlin Mockito Generics

Suppose my class is: open class TestThis{ @Autowired private var myService : MyService? = null fun doMyFunction(){ val result = myService.d

Why am I getting TypeError at runtime with my generic StatefulWidget class?

I have a generic StatefulWidget class that has a Function callback. When I try to invoke that callback, I get a runtime TypeError: ══╡ EXCEPT

<E> and <Object> differences and usage

Can someone explain me what are the differences by using E or Object for example in a class for Lists, and their singular usage and definition. I have to use th

TypeScript function that works on all numerical array types

I am trying to write a function that works on all of the JavaScript array types, e.g. on number[], Float32Array etc. It should return the same type that it gets

Type erasure Generics

An error occurs at new T[5] during compile-time saying => error: generic array creation and according to my understanding, the array is created during compil

The type 'T' must be a reference type in order to use it as parameter 'T' in the generic type or method 'TableClient.QueryAsync<T> [duplicate]

I'm using 12.0.0-beta.6 of the Azure.Data.Tables nuget package. When I try to invoke TableClient.GetQueryAsync it gives me the error: "The typ

Other Categories