state Questions
3
Solved
I already have a state with this:
this.setState({
conversation:
(
<div>
{conversation.map(element => {
if (element.id === this.props.id) {
return(
<div className="row msg_conta...
4
Solved
So coming from an Angular/AngularJS background, you have states, and each state is a separate page. E.g. in a social network you can have a state with your feed, a state with a list of your friends...
Canoe asked 4/4, 2018 at 11:25
3
Any problem with this code?
class App extends React.Component {
constructor(props) {
super(props);
this.state ={
name: '',
gender: '',
age: '',
};
}
componentWillMount() {
const { steps ...
Blowzed asked 18/6, 2020 at 2:15
5
Solved
I am using flutter bloc to make download progress percentage displayed but I keep getting this problem. I figured the problem arises in the onDone method but I couldn't figure out how to fix it.
ER...
8
I want to detect when a user quit my app and execute some code before but I don't know how to do this. I tried to use this package: https://pub.dev/packages/flutter_lifecycle_state but I have this ...
5
I'm trying to present a View in a sheet with a @Binding String variable that just shows/binds this variable in a TextField.
In my main ContentView I have an Array of Strings which I display with a ...
5
Solved
I'm building a very simple map app using Google Maps Android API v2. As expected, when the user leaves and then returns to the app, any changes they've made in location, zoom, etc. are lost as the ...
2
Current Code
const asyncAtom = atom(async () => {
const res = await (
await fetch("http://localhost:3000/api/transactions")
).json();
return res;
});
const loadableAtom = loadabl...
1
Let me explain, I have a parent view with a SearchBarView, im passing down a focus state binding like this .
SearchBarView(searchText:$object.searchQuery, searching: $object.searching, focused: _s...
4
Solved
I have a list of clickable widgets[i.e MarkWidget] when the widget is clicked the state of widget is changed. But when the list is scrolled to the bottom and scrolled back to the top all widget's s...
7
Solved
Are there pythonic ways to maintain state (for purposes of optimisation, for example) without going fully object-oriented?
To illustrate my question better, here's an example of a pattern I use fr...
2
I'm new to ngrx (and never used redux) and am trying to make sense of it all - especially whether you need deep copies of the state. Here's what I've learned so far and what still confuses me (furt...
Quilmes asked 3/1, 2020 at 11:34
5
I am trying to get the text value from a dropdown select using {useState} in React Hooks. I just get the value (number) rather than the text.
I've copied the bits of code below which control the se...
Sclater asked 26/9, 2019 at 10:32
11
Solved
I want to load a different image(fake avatar) while the final avatar image is loading. The idea is to detect when the prop image is loaded and change a state. Is it possible? Some ideas? Thank you!...
Toothbrush asked 30/3, 2017 at 10:31
5
Solved
I set everything up as shown in the example project:
import 'package:get_it/get_it.dart';
import 'package:places/services/authService.dart';
final locator = GetIt.instance;
void setupLocator() {...
11
Solved
For Example in the below code plus button works and able to update
the text but the minus button does not.
But if we press FloatingActionButton then the State is refreshed .
The minus button is ch...
9
Solved
enum SectionType: String, CaseIterable {
case top = "Top"
case best = "Best"
}
struct ContentView : View {
@State private var selection: Int = 0
var body: some View {
SegmentedControl(select...
27
Solved
I'm creating an app where the user can design his own form. E.g. specify name of the field and details of which other columns that should be included.
The component is available as a JSFiddle.
My i...
Mollescent asked 9/4, 2015 at 11:28
3
Solved
I am experiencing an issue with SwiftUI where a bound @State variable (displayString) does not seem to get updated in time when a sheet is presented. The code provided consists of a parent view (Si...
Stonebroke asked 25/9, 2023 at 0:30
1
Currently I am developing a Rust program that should run multiple audio processing nodes on microcontrollers. Therefore I discovered that the processing is much faster, when I do for loops over con...
4
Solved
I want to create a GUI in tkinter with two Frames, and have the bottom Frame grayed out until some event happens.
Below is some example code:
from tkinter import *
from tkinter import ttk
def en...
6
So I have a credentials object which contains a password and a username
payload: Object
credentials: Object
password: ""
username: ""
and I want to blacklist password in the reducer configura...
Preposition asked 2/8, 2018 at 23:48
4
Solved
I am using FutureBuilder to show the data loaded from server. I want to show the loading state only once when the app starts, that is why I am calling the API from initState. The data I get from se...
Cluster asked 12/1, 2021 at 10:50
2
Solved
I have already deployed my VPC via this module listed below before I added a count.
This worked just fine, however do to changes in our infrastructure, I need to add a count to the module
module &q...
21
Solved
I've been reading a lot of stuff about functional programming lately, and I can understand most of it, but the one thing I just can't wrap my head around is stateless coding. It seems to me that si...
Denominational asked 20/6, 2009 at 0:52
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