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Javascript 2021-11-18 22:16:23
what does the useReducer do in react
const initialState = {count: 0}; function reducer(state, action) { switch (action.type) { case 'increment': return {count: state.count + 1}; case 'decrement': return {count: state.count - 1}; default: throw new Error(); ... Add solution -
TypeScript 2021-11-17 15:57:13
non-abstract class does not implement inherited abstract member typescript
// You need to mark fields and methods that are not implemented as abstract abstract class AbstractService { abstract someMethod(): Observable<SomeType> } // This will also force implementing classes to actually implement the methods: // Error... Add solution -
Javascript 2021-11-13 09:33:11
passing variable in table row delete button node js express
<button class="delete-button" onclick="deleting(<%= item._id %>)">X</button> function deleting(value){ fetch('/delete', { method: 'POST', data: {buttonId: value} }) .then(function (response) { if (response.ok) {... Add solution
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