In my component Product.tsx I receive an object via API call that could look like this: I then render each variant as a row in a table where each column displays the price, size etc. as editable input fields. onChange of each input triggers updateVariant(variant.id, key, e); where key is one of the keys of a …
Category: Questions
CASL Authorisation in a React app “Can” conditions have no effect
I am trying to implement CASL Authorisation in a react app, I think there is something I am not quite understanding about how to implement it. The standard Can components seems to work with the basic CRUD actions, but I have not been able to get the conditions to have any effect. I think I am missing somethin…
UnhandledPromiseRejectionWarning even though wrapped in try/catch()
I’m getting the following error message when trying to run storeDirectory(). Why doesn’t my catch() statement not catch the error that is thrown inside addFile()? My understanding is that errors bubble up to any “outer” catch statement but that doesn’t seem to be the case in my c…
Delete button is not able to delete buttons. It is responsive in the console but nothing else
i’m having trouble using my delete button with my code. Instead of deleting an object, it creates a new one. code is under render items function. i’ve tried several things but it seems like my biggest problem is the placement of the rederItems function in the if statement. I also added the html to…
Angular directive not working with ng-container
The given below code ng-if is not working as expected if displayGroup value is D then it will print the first and Second block, did I made any mistake Answer If you want to check bookTravelInfo.displayGroup is either ‘A’ or ‘B’ or ‘C’, Use || Logical OR operator from your *…
How to inherit props from parent route with vue-router
I have the following router configuration and would like that the id of the main.parent route is converted to an integer and then passed into the child components (given props: true) for all child components. However, it seems as if the route function is only really called once (when evaluating /:id) and not …
How do I fix a “nodemon app crashed” error message?
I have just worked through chapter 2 of the book Full Stack React Projects, Second Edition. When I type into the Terminal yarn development to check my code, I get this error message: I have tried the following solutions: https://stackoverflow.com/a/54450694/14537132 https://stackoverflow.com/a/63298885/145371…
JavaScript SVGLine connecting moving elements animation
I have two SVG rectangles; two of their corners are connected by a SVGLine, and I am trying to animate the whole. Now the rectangles are moving to a new position using the Element.animate() function (the new positions have to be computed at runtime so I think it is only possible with the animate() function in…
How can I access & sterilize my Javascript user object from Parse server before sending to client?
I do not have a clue why I cannot sterilize my user object array server side. I am having issues accessing any properties at all server side no matter what I’ve tried I get either errors or empty results. In my Flutter/Dart code I can access any properties as normal but of course I do not want users to …
Integrating npm module into a plain Javascript app, don’t know how to fix error
I apologize, my lack of knowledge of how to build modern Javascript apps is showing. We have a Capacitor app that uses plain Javascript, without any build tools. This works fine. We’re trying to add Microsoft Code Push support, via https://github.com/mapiacompany/capacitor-codepush, and we’re runn…