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Why does returning a console.log() return undefined?

this is my code, my last console.log return an undefined result, can you help me to understand why? I don’t really understand why this happened but I’m sure that is a really stupid thing also, this is the input(elem_riga) Answer most_common() and most_uncommon() shouldn’t return the result o…

could not render component in react

When I use history.push () method, from signup to log in, goes to a particular API/URLenter code here but does not render the login component. Answer Do not create new history. You can use useHistory that exported from react-router-dom instead and get the current history. It would be something like this:

Unable to retrieve specific elements from JSON api

Implement a function fetchDataForUser, which fetches data from a remote JSON api and then returns a part of it. Since this is a network call, it will need to be an asynchronous function and return the data via a callback. JSON Data: https://gist.githubusercontent.com/kvirani/f7d65576cc1331da1c98d5cad4f82a69/r…

How to pass generic callback as a concrete argument?

TS Playground of the problem How can I do this without resorting to: callNumberFunction(cb as (n: number) => void) Since the type for value has been checked, shouldn’t TypeScript be aware of the callback type as well? Answer Unfortunately the TypeScript compiler is not able to understand what you are…

Get data from array based on time intervals [closed]

Closed. This question needs debugging details. It is not currently accepting answers. Edit the question to include desired behavior, a specific problem or error, and the shortest code necessary to reproduce the problem. This will help others answer the question. Closed 9 months ago. This post was edited and s…