I am learning DOM and wanted to create a simple JavaScript with Html quiz (for exercise). Now the problem I’m having is that when I hit submit, all of the answers are right instead of one being right and 3 being wrong. I think it is a problem with my html and the way I assigned the ID’s to the
Old state is being shown despite updating in React Highcharts click event
I want the new state to show, but I get different behavior. I have three points (look at code below or sketch) and if I click a point, then whatever state value is at that time, in future clicks the old value is shown. I am not sure what this is being caused by. For example: Click point A, then
What is the equivalent of executing multiple instance methods in functional programming in JS?
Suppose I have a class in JS with Typescript like this: When I create a Car instance and execute the execute method, two things happen: The internal state of the instance (x, y) is updated. The execute function returns a string. Now I want to write the same thing in a more FP way, making the functions pure, b…
mobile navigation wont responsive
Hey im working on a website for a client, however i think ive missed out something that is really annoying me atm. http://www.enlock.co.nz/asp-web/source/index.html here is the preview im providing for client as a small design mockup. You can notice that on web if you resize the page it will change and be res…
handling mutliple inputs using redux
I have react hooks section in which user can edit input fields, there are hundreds of inputs that is why I need to use redux (newbie to redux though), Live demo on codesandbox: demo so far I have this and here is setting js where I have input fields Expected results: Just when the user types in inputs eg firs…
Avoid Multiple ReRenders React Component after Randomizing component
On page load I want React to render a component randomly because I have two different survey forms that I want randomly assigned to a user. However, because of the multiple re-renders that react goes through the piece of code doesn’t quite work the way I expected. Sometimes, depending on the randomness,…
join object from another documnt with localfield key
i have a competition doc with field teams array of object with _id of team and a score doc with teamId field competitions.teams = [{_id: 100,..}, {..}] score.teamId = 100 when aggregatig score i want to group it to the competition teams but imm getting all team inside the group innstead of matching id sample …
React : Cannot set property ‘animation’ of undefined
I have a list in React where I’m using .map to render a loop from an array of elements. The radio inputs are working perfectly, everyone is independent of the others, but I can’t do the same for Select. The Select area is changing in every field, I want it to change to it specified field like I di…
React Functional Component Parent and Child – Unhandled Rejection (TypeError): X is not a function
I have a parent app which contains a handler function (handleChallengeSave). The handler function triggers a useState (setSavedChallenge) in the parent. The handler function is passed down as props to the child. I’m getting an ‘Unhandled Rejection (TypeError): X is not a function’ error. How…
Chart.js Error: You may need an appropriate loader to handle this file type
I’m currently attempting to use Chart.js within my react application but when I go to build my application I’m presented with this error I tried researching online to see if anyone else has had the same issue, but I had no luck. Below is my Webpack config file: And here is my bablerc file This is …