I want to throw an error in my node application as follows. this give me the following output. I can’t access the properties of this error object. What am I doing wrong here? Answer The constructor for an Error object expects a string, not an object (which is why your scheme doesn’t work). You are free to add your own
Tag: reactjs
React-Native another VirtualizedList-backed container
After upgrading to react-native 0.61 i get a lot of warnings like that: What is the other VirtualizedList-backed container that i should use, and why is it now advised not to use like that? Answer If someone’s still looking for a suggestion to the problem that @Ponleu and @David Schilling have described here (regarding content that goes above the FlatList),
How do you dynamically set a recipient in a mailto link?
I’m trying to dynamically set the recipient of my mailto link in javascript. I thought that I could just put a javascript variable in the recipient place of the link, but I get errors when trying to do so. Anyone have any suggestions of why this might not be working? This is what I currently have, which is throwing errors
How to clear react state in modal after closing?
I’ve got a product card with product details shown. On the bottom, there is an ‘edit’ button. When clicked it shows a modal with prefilled input fields, that can be edited then saved. Modal can also be closed without saving (but with input fields edited). My problem is that when a user edits the fields, then closes modal (without saving),
Scroll to selected list item in material-ui
I have a list, build with material-ui. There are a lot of items in it, so scrollbar is visible. What I would like to do is scroll to the selected item. Have any ideas of how to implement this? Here is a demo sendbox link After click on the item list should looks like this (selected item is in the
Organizing React routes into separate components
I’m trying to find a way to organize my routes to assist the dev who might be taking over my work in the future. I thought of separating my <Route /> entries into separate components and then just load those into a main component similar to how users are assigned groups. The issue is that when using more than one
Lodash debounce async/await
I’m trying to add debounce to my application before I do an api call. However when I introduce debouce, it seems like my await is ignored and the function calls due to missing values Error: in the setSearch method, I wrapped the call to get data in debounce but nothing happens. Answer I think I figured it out. Deboune returns
Send multiple props across components React
I am trying to send two variables from the Component ‘Game’ to the Component ‘App’ but I am unsure how to send more than one prop at a time. This what I have: With this I am able to send the prop ‘score’ from ‘Game’ to ‘App’ but I was wondering if it was possible to send more then just
How to get value of useState variable in function that passed to another component
The best way to describe question is my code: So i have params variable, that im init with object, that i’m getting async from firebase. Implementation of initializing you can see in useEffect method. For every object i want to pass ref for the function “fieldChangedHandler”, for managing value of inputs. fieldChangedHandler is a method of my EstateParamsList. But there
Responsive Props In ReactJS Styled Components
I have an idea of how to do responsive props using Styled Components, but I can’t figure out how to implement it. My idea goes something like this: In this case color and bg are just props that I set in my styled component: The idea is that I have a top-level prop that is for a particular media query