Questions tagged [types]
Types, and type systems, are used to enforce levels of abstraction in programs.
types
28,920
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exported variables always return undefined in discord.JS V14
in events/messageCache.ts:
import { Events, Message } from 'discord.js';
export interface MessageCacheEntery {
authorID: string;
deleted: boolean;
message: string;
timestamp: number;
}...
- 11
1
vote
1
answer
32
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Extract Generic Interface or Type keys as an Array [duplicate]
I want to know if it's possible to get a generic interface or type and get it's properties like an array of objects, like this:
interface UserData {
email: string
}
keys = extractKeys<UserData&...
- 23
-2
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Returning an array of raw type but instead of an array of parameterized type specified at the header
protected Collection<Node> createBucket() {
return new LinkedList<>();
}
/**
* Returns a table to back our hash table. As per the comment
* above, this table can be an array of ...
- 1
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39
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Joda-time type mapping in Hibernate ORM 6
I'm new to Java and I am trying to migrate from Hibernate 5 to 6. My application uses joda-time for the timestamp data type. It is using both annotation and hibernate mapping files.
Following is a ...
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votes
1
answer
50
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Dynamically set the Property name to be the name of the Type(typeof(T).Name)
var appsettings = JsonConvert.DeserializeObject<AppSettings<PersonModel>>(configData);
class AppSettings<T>
{
[JsonProperty(PropertyName = typeof(T).Name)]
public T ...
- 15
2
votes
1
answer
44
views
Casting RDD to a different type (from float64 to double)
I have a code like below, which uses pyspark.
test_truth_value = RDD.
test_predictor_rdd = RDD.
valuesAndPred = test_truth_value.zip(lasso_model.predict(test_predictor_rdd)).map(lambda x: ((x[0]), (x[...
- 145
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When using WC_Product_Variable, it creates a simple product [duplicate]
I am trying to progmatticly create a Variable Product in WooCommerce like so:
$currentProduct = new WC_Product_Variable();
$currentProduct->set_name( $product['Title'] );
...
0
votes
2
answers
62
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TypeScript Type narrowing not working for collection schema
I'm working on an Astro + TypeScript project where I have few data collections with specific schemas.
I'm using the Zod library to define and structure each data collection, which in a simplified way ...
0
votes
1
answer
39
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Is it possible to annotate the type of a Svelte component?
I have several Svelte components, for example: Melon.svelte, Cherry.svelte, Phone.svelte. In a parent component, FruitBox.svelte, using <svelte:component>, I want to be able to dynamically ...
- 1,272
1
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PowerShell - cast a variable type based on a variable definition
I've got a hashtable with variables. The source of this hashtable is an empty parameters.json (for deployment of Azure resources) converted to a hashtable.
For this question I have simplified this ...
1
vote
1
answer
37
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why can't typescript figure out that the possible actual types of a union type correspond to the available prototypes for a function? Workaround?
This (playground link) doesn't work:
type ReplaceAll2ndArgType = string | ((substring: string, ...args: unknown[]) => string)
export async function renderHTMLTemplate(
args: Record<string, ...
- 457
0
votes
1
answer
35
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Why is the type {} inferred instead of unknown when strictNullChecks is disabled?
Consider the following code:
const { name } = "something" as unknown;
When I enable Typescript's strictNullChecks, I get the following error message:
Error: Property `name` does not exist ...
- 13
0
votes
1
answer
27
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Getting object name limited to values defined in Set in TypeScript
I have some Set, which defines some IDs:
export const IDS: Set<number> = new Set<number>([1, 30, 50, 9999]);
Now I'd like to define mapping for their ID-SHA pairs in object structure:
...
- 3,388
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TypeScript types - accessing function's argumets Tuple type from function call (Fn type generated by another type)
Edit: I completely changed question after playing with this a little today: Playground
I start from the end, with example that for sake of simplicity wants to get a correct first argument user ...
- 7,673
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votes
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Can a Go interface receive any function, regardless of its signature?
EDIT: A couple of the answers have suggested changing the signature of the RegisterHandler function, however as part of the original question I asked if it were possible to further restict the types, ...
- 48