mixins Questions
2
Solved
What is the difference between:
class A {}
class B with A{}
and
mixin A{}
class B with A{}
?
5
Solved
I am trying to implement an EventEmitter/Subscriber relationship between two components in a react native class. I have seen referenced the following materials:
React Native - Event Emitters by C...
Ossein asked 21/4, 2016 at 15:44
7
Solved
Here is the screenshot of my website structure.
In my mixins file, I have created all the necessary sass mixins.
I have created this mixin for border radius:
@mixin border-radius($radius) {
...
4
Solved
I just want to be able to call
{{ globalThing(0) }}
in templates, without needing to define globalThing in each .vue file.
I've tried all manner of plugin configurations (or mixins? not sure if...
1
Solved
Two mixin classes specify requirements as abstract methods. Together, the classes have a full set of concrete methods. However, they fail to combine into a concrete class: no matter which order I u...
Caskey asked 13/6, 2020 at 15:48
2
Solved
I have this mixin to handle a simple CSS3 linear gradient:
@mixin linear-gradient($from, $to, $dir: bottom, $dir-webkit: top, $ie-filters: false) {
background-color: $to;
background-image: -webki...
10
What is the difference between a mixin and inheritance?
Biedermeier asked 13/5, 2009 at 20:31
1
Solved
I have been playing around with Dart 3 a bit and am a fan of the new class modifiers. But one I can't seem to get my head around: why does interface class exist? I understand interface mixin becaus...
1
Solved
After upgrading to Flutter 3.10 (and Dart 3), I am getting this error:
The class 'PreferredSizeWidget' can't be used as a mixin because it's
neither a mixin class nor a mixin.
The current version...
7
When I run sass --watch app.sass:app.css terminal shows that changes have been detected to sass but won't compile to css. I am using Bourbon so all my .scss and .sass files are imported via mixins....
3
Solved
I'm trying to use the new python dataclasses to create some mix-in classes (already as I write this I think it sounds like a rash idea), and I'm having some issues. Behold the example below:
from d...
Boote asked 30/1, 2020 at 12:47
11
I've heard that it's possible with extension methods, but I can't quite figure it out myself. I'd like to see a specific example if possible.
Thanks!
Tejeda asked 1/11, 2008 at 5:14
7
Solved
I'm trying to get my head around the Mixin concept but I can't seem to understand what it is.
The way I see it is that it's a way to expand the capabilities of a class by using inheritance.
I've re...
5
Solved
Normally, I use a dispatch method of a class based view to set some initial variables or add some logic based on user's permissions.
For example,
from django.views.generic import FormView
from b...
Arlon asked 7/1, 2015 at 16:39
18
Solved
In Programming Python, Mark Lutz mentions the term mixin. I am from a C/C++/C# background and I have not heard the term before. What is a mixin?
Reading between the lines of this example (which I h...
Cleric asked 10/2, 2009 at 18:50
3
Solved
Consider the following:
type Properties = {
foo: { n: number };
bar: { s: string };
baz: { b: boolean };
};
declare function retrieveValues<K extends keyof Properties>(add?: K[]): Pick&l...
Unfortunate asked 24/11, 2017 at 0:34
6
Solved
I've seen how to define a class as being a singleton (how to create a singleton in Ruby):
require 'singleton'
class Example
include Singleton
end
But what if I want to pass some parameters to #...
Holtz asked 10/3, 2011 at 12:8
4
I'm using mixins in the subset components of app.vue without any problems, everything is good and works fine, but when I want to use it into the app.vue component, i'm having error in console.
<...
6
Solved
I have the following Sass mixin, which is a half complete modification of an RGBa example:
@mixin background-opacity($color, $opacity: .3) {
background: rgb(200, 54, 54); /* The Fallback */
back...
Merari asked 7/6, 2012 at 9:49
4
Solved
I'd like to use a Mixin to always add some init functionality to my child classes which each inherit from different API base classes. Specifically, I'd like to make multiple different child classes...
Lucilucia asked 23/5, 2011 at 14:57
3
I created a mixin for my class. The mixin itself works fine, it's not the issue that most people have where they mix faterxml/codehaus annotations.
I tested it in a unit test, creating the ObjectMa...
Chutzpah asked 5/7, 2018 at 13:40
1
Im trying to implement Mixin patter while Im using Pydantics BaseClass to facilitate the instantiation and validation of data from my class. The problem is that my Mixins cannot inhirit from my bas...
5
Solved
Can I call mixin function from asyncData() method of the page component with Nuxt.js?
My code:
<template>
...
</template>
<script>
import api from "@/plugins/api/api.js"
......
2
Solved
The class ResponseEntity doesn't have a default constructor.
Then in order to deserialize it with objectMapper I decided to use the approach given by araqnid in that answer.
Shortly - it needs to ...
Deanadeanda asked 21/11, 2019 at 19:17
3
Solved
Let's say, I have a pre-existing mapping as a dictionary:
value_map = {'a': 1, 'b': 2}
I can create an enum class from this like so:
from enum import Enum
MyEnum = Enum('MyEnum', value_map)
a...
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