reducer | Frontend Framework library
kandi X-RAY | reducer Summary
kandi X-RAY | reducer Summary
reducer
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Top functions reviewed by kandi - BETA
- r Dynamic reduction operation .
reducer Key Features
reducer Examples and Code Snippets
function _iterableReduce(xf, acc, iter) {
var step = iter.next();
while (!step.done) {
acc = xf['@@transducer/step'](acc, step.value);
if (acc && acc['@@transducer/reduced']) {
acc = acc['@@transducer/value'];
function _xIterableReduce(xf, acc, iter) {
var step = iter.next();
while (!step.done) {
acc = xf['@@transducer/step'](acc, step.value);
if (acc && acc['@@transducer/reduced']) {
acc = acc['@@transducer/value'];
break;
function _iterableReduce(reducer, acc, iter) {
var step = iter.next();
while (!step.done) {
acc = reducer(acc, step.value);
step = iter.next();
}
return acc;
}
Community Discussions
Trending Discussions on reducer
QUESTION
I'm trying to update a users data with context api - I got it working so it does it individually given there userId - so in this sense
If I want to update the users avatar image I can do
...ANSWER
Answered 2021-Jun-15 at 09:10You can write only one function to update user infor like this:
QUESTION
I don't understand the error I am facing. Whenever I start the react server, My App gets crashed without even dispatching a redux action I tried console logging the action object and it is undefined and also all the actions that I have Written are proper. Can't Find the problem
My Reducer File
...ANSWER
Answered 2021-Jun-15 at 00:46THIS ANSWER IS INCORRECT - OP has sate/action reversed. I can't delete, so please ignore.
initial call to the reducer will NOT have a value for action
, and therefore not have a value for action.type
you have a default value for state, but not action - you need to detect this default case BEFORE you call switch. maybe something like:
QUESTION
I am getting Request Failed error when I am tying to logging in through frontend:
But, I am able to, when I am entering emailID and password through thunder client:
I am entering correct ID and password here is my request:
but what I am getting in return is:
Here is my source code:
FRONTENDuserAction.js
...ANSWER
Answered 2021-Jun-14 at 13:28Did you ensure, back-end side, you were receiving the email and password properly before even trying to match passwords?
I think the problem lies here:
QUESTION
I'm really new on React, Redux. I am trying to display the selected value from dropdown, uses semantic ui. I updated at state but can not show the value on the screen, and the dropdown not close (after added closeOnChange- not recognize this attribute, why?}
** Component.js**
...ANSWER
Answered 2021-Jun-13 at 06:38We would like to help you, but there is too little code (especially missing redux part and how you're passing values/functions to react components). Please link your repository / show us more code.
QUESTION
What I am tying to do is when the user clicks on sign in button my action gets dispatch with email and password. But, my action is not getting dispatched. Like when I checked my redux-dev-tools it is not showing anything:
There are no error message in console. I checked other answer's but nothing helped.
Here is the source code:
LoginScreen.js
...ANSWER
Answered 2021-Jun-14 at 07:11The way you use it caught my attention. Out of general use. Generally, api operations are done with packages such as saga or thunk. Action is only used as a hyperlink. I suggest you review the article below. I think this build will solve your problem.
https://blog.devgenius.io/reactjs-simple-understanding-redux-with-redux-saga-f635e273e24a
QUESTION
I am using antd form to create a list of task, each form has "submit" and "cancel" button, Whenever the user creates a task, generates a new form. I kept the number of tasks count as form id. But while on changing the fields, I have to get the form Id, but the form Id is updating with the task count value.
Create Task.js
...ANSWER
Answered 2021-Jun-14 at 06:29You can use props to have differnt form ids for each task. In Task.js change createTask like this:
QUESTION
Using semantic ui ,
Initialize the prop at father component : isFavorite = false
can't catch the value after clickig at icon , how i fill the star to diff color (by add attribute?
styleColor={isFavorite : color:"red" : color:"white"
})
component.js const ProductDetails = () => {
...ANSWER
Answered 2021-Jun-13 at 21:41Try the following:
QUESTION
I'm getting this error Unhandled Rejection (TypeError): state.push is not a function while using redux thunk but while refrshing the page after error, new word is getting added to the DB.
Below is my code.
...ANSWER
Answered 2021-Jun-13 at 17:33The issue is that the first call to get the dictionary mutates the state invariant, from array to object. The JSON response object from "https://vocabulary-app-be.herokuapp.com/dictionary"
is an object with message
and data
keys.
QUESTION
I created an App with some components and using the redux-saga in the following component:
...ANSWER
Answered 2021-Jun-13 at 17:29To me it looks like a typo, handleGetUsers
vs handleGetUser
:)
QUESTION
I am learning Redux Thunk now. I tried to use createAsyncThunk
from Redux Toolkit
to deal with user log in and I encountered some problems. I created a demo here ('right@gmail.com' + whatever password => success, other combination => rejection).
I created a modal for users to input their emails and passwords using reactstrap
. Click the Login
button then you will see the form.
Here is my UserSlice.js
file:
ANSWER
Answered 2021-Jun-13 at 13:07I think the return value from the Promise
inside the then
callback does signify that the login operation is successful. But that doesn't mean you will get isAuthenticated
as true
because your handleSubmit
would have been closing over the previous value of isAuthenticated
which was false
.
You would require to have a custom useEffect
which triggers on isAuthenticated
and other values that your logic requires.
The following changes should satisfy what you need :-
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install reducer
You can use reducer like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.
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