Children is the set of all nodes within a hierarchical data structure which have a node above them.
Questions tagged [children]
1638 questions
17
votes
4 answers
What is the correct typescript type for react children?
I'm trying to properly type the props for a component that maps children:
type Props = {
children: any
}
const MyComponent: FunctionComponent = () => (React.Children.map(children, someMapingFunction);
I've been using JSX.Element but…
linuxdan
- 4,476
- 4
- 30
- 41
17
votes
1 answer
JS .children Returns an Object, Want an Array (ES6)
According its w3schools page (everyone's favorite resource, I know), the .children property returns
A live HTMLCollection object, representing a collection of element
nodes
This object can be looped over as if it were an array like so:
var…
dougmacklin
- 2,560
- 10
- 42
- 69
17
votes
2 answers
React component with two sets of children
I'm creating a component that needs to take in two sets of children and to be placed in two different parts of a component.
let CreditCardForm = ({icons, fields}) => (
ThomasReggi
- 55,053
- 85
- 237
- 424
16
votes
2 answers
How to get all child components of QWidget in pyside/pyqt/qt?
I am developing a desktop application using pyside(qt), I want to access(iterate) all line edit components of QWidget. In qt I found two methods findChild and findChildren but there is no proper example found and My code shows error, 'form' object…
anils
- 1,782
- 6
- 19
- 29
15
votes
3 answers
C# WPF add control to main window at run time
My goal is to attach a new image control while the application is running.
img = new System.Windows.Controls.Image();
img.Margin = new Thickness(200, 10, 0, 0);
img.Width = 32;
img.Height = 32;
img.Source = etc;
I've tried
this.AddChild(img);//…
Drake
- 3,851
- 8
- 39
- 48
15
votes
1 answer
Which HTML elements can't contain child nodes?
I've been looking for an exhaustive list, but can't find one anywhere. To avoid having to trawl through the specs, does anyone know what they are (and I suppose a complementary list of elements that can contain children would be useful too).
And how…
wheresrhys
- 22,558
- 19
- 94
- 162
14
votes
1 answer
Removing all grid's children in WPF
I'm trying to remove all children (and sub-children) of a Grid in WPF (I'm really new to the whole WPF business). Is there a good way of doing it programmatically? I need to do this so that I could leave an empty canvas (Grid) at one point and draw…
Phonon
- 12,549
- 13
- 64
- 114
14
votes
2 answers
Panel.Children vs Panel.InternalChildren -- What's the difference?
According to MSDN - Panel.InternalChildren Property:
Classes that are derived from Panel
should use this property, instead of
the Children
property, for internal overrides such
as MeasureCore
and ArrangeCore.
So, this is really a 2 part…
myermian
- 31,823
- 24
- 123
- 215
14
votes
5 answers
Disable home button in android toddler app?
I've developed and app that is a slide show of pictures which each play a sound when you tap them. It's like a picture book for ages 2-4.
The problem is, since android won't let you capture a home button press and essentially disable it, when…
cmerrell
- 503
- 3
- 7
- 16
14
votes
1 answer
Javascript get all direct children
I need to get all the direct children of an element. As it is here:
I need the two DIVs with class "2" using the one with class "1". Plain…
Krupp
- 351
- 1
- 5
- 18
13
votes
7 answers
Prevent duplicate MDI children forms
Is there a way to prevent the opening of a certain form within an MDI container if that said form is already opened?
user
- 16,429
- 28
- 80
- 97
12
votes
3 answers
React.js - this.props.children an object when spreading the result of a .map from the parent
I am having some strange behaviour where this.props.children is converting to an object when I spread the result of a .map() from the parent.
example:
const items = [
{ id: 1, name: "Name1" },
{ id: 2, name: "Name2" }
].map((item) => {
return…
Celestriel
- 377
- 1
- 5
- 12
12
votes
7 answers
Kill bash script foreground children when a signal comes
I am wrapping a fastcgi app in a bash script like this:
#!/bin/bash
# stuff
./fastcgi_bin
# stuff
As bash only executes traps for signals when the foreground script ends I can't just kill -TERM scriptpid because the fastcgi app will be kept…
Arkaitz Jimenez
- 22,500
- 11
- 75
- 105
12
votes
1 answer
Python multiprocessing and independence of children processes
From the python terminal, I run some command like the following, to spawn a long-running child process:
from multiprocessing.process import Process
Process(target=LONG_RUNNING_FUNCTION).start()
This command returns, and I can do other things in the…
Zags
- 37,389
- 14
- 105
- 140
