Tag: store

If the state passed to the reducer is undefined,you must explicitly return the initial state

I’m new on react redux and i got an error like on the below and here is my store.js: import { applyMiddleware, combineReducers, createStore } from "redux" import thunk from "redux-thunk" import {composeWithDevTools} from "redux-devtools-extension" import authReducer from "./reducers/auth" const initialState = { } const reducers = combineReducers({ auth: authReducer }) const store = createStore(reducers,initialState,… Read More If the state passed to the reducer is undefined,you must explicitly return the initial state

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How to delete a task in a todo list?

I’m expecting to delete an individual task in the array via DELETE request, but I’m having the 404 error, even though the url is correct and I’m passing the userId in the method, or should I use id instead. Meanwhile the url array has both – the userId and the id for each element. https://stackblitz.com/edit/nuxt-bootstrap-vue-dynamic-img-bkwixg?file=pages%2Findex.vue,store%2Findex.js,components%2FTask.vue… Read More How to delete a task in a todo list?

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How to apply function that returns Result to each element of HashSet in Rust

As a language that aims for safety and performance, Rust provides a powerful data structure called HashSet that provides a fast and efficient way to store and retrieve unique values. HashSet is optimized for scenarios where you need to check for the presence of a value and avoid duplicates, making it a popular choice among… Read More How to apply function that returns Result to each element of HashSet in Rust

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React Redux – Cannot set properties of undefined (setting 'value')

I need to find a way to get my data from my redux store into a map function but i end up with the error below My console gives me for setVariants(editProduct?.variants?.map((variant) => variant)); this: [ 0:{label: ‘Small’, price: ‘5’, value: 0} 1: {label: ‘Medium’, price: ‘7.5’, value: 1} 2: {label: ‘Large’, price: ’10’, value:… Read More React Redux – Cannot set properties of undefined (setting 'value')

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Javascript react – using createSlice and encountering 'property assignment expected' / 'Declaration or statement expected'

I’m trying for the first time to create a slice using react, and am encountering the following issue. My ‘createSlice’ looks as follows: const querySlice = createSlice({ name: ‘querySlice’, initialState, reducers: { setOutputTable: (state, action: PayloadAction<string>) => { state.outputTable = action.payload; }, setInputTable: (state, action: PayloadAction<string>) => { state.inputTable = action.payload; }, setSelectColumns: (state, action:… Read More Javascript react – using createSlice and encountering 'property assignment expected' / 'Declaration or statement expected'

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