I’m new to ReactJS library, and I’m trying to print the following structure of array: This structure of array is hold in state called question, I have tried to create new functional component and print it on user screen but I received the following error: TypeError: quest[0].map is not a function …
Tag: javascript
How to make Discord Bot make sure your pinging someone in a command
I’m trying to make the bot say the name of someone I pinged and give that person a role. Right now, if you don’t ping someone, the whole bot breaks. Here is my code: Answer I see a few problems with your code: First of all, else if() will always return an error. Second of all, you should switch th…
How to get a value in async function as soon as possible?
I’m working with Ethereum blockchain, but my problem my is JavaScript (async, await function). Here my code simplified: In my html In my App.js file Any help with any code of example? Thanks a lot in advance. Answer Welcome to the fantastic world of asynchronism… One way to do this would be : and …
When targeting multiple class with JQuery, is `each()` mandatory? Best practices
When targeting multiple class with JQuery, is each() mandatory ? With a practical example, this $(‘.myClass’).html(‘Hello’); and this $(‘.myClass’).each( function() { $(this).html(‘Hello’); }; have, at first glance, the same outcome. I would tend to think that u…
How to put overlapping images on html5 canvas?
I want to make a cool visualization where I would overlap lots of semi-transparent images on my canvas. For this, I decided to use context.putImageData() because these images are stored as arrays. The problem is that this method disregards the actual background of the canvas with the already drawn images and …
How to get FCM token?
I am trying to get FCM token in react js application. First thing i tried is to use messaging.useServiceWorker(registration) then use messaging.getToken() and it’s working fine on localhost for firefox and google chrome, but on an HTTPS live server it works fine on firefox but in chrome it throws an err…
Pass props with callback from Parent to component
I have this parent App.jsx, with two components <Child1/> and <Child2/> imported. This is Child1.jsx, where I have ‘players’ set locally by this.setState(): And here Child2.jsx, which needs ‘players’ as props, given the fact they are fetched at Child1.jsx. I know I can achi…
(Three.js) How to slowly rotate a mesh until it reaches a specific value
I’ve just gotten into Three.JS, and I’ve ran into an issue. I’m trying to make a car, that is drivable using the Arrow Keys. So far, I’ve gotten it to move forwards, and backwards, and the wheels turn when you press Up (Forwards) and Down (Backwards). So, logically, the next step would…
Search input using a query using Vuex and Axios
I’m trying to make a search input where I input a query and that query gets added to the API call and returns me the data that I want, here’s a sample of my code My JS: My vuex module: The search query is not getting passed on the input, if I put something on the query from the Vuex
How to make Google Sheet drop down value affect other drop down
I have 4 drop downs with TRUE or FALSE options. I am looking to make a formula that makes it so that if one of them is true the rest is set to false automatically. So, in this case since Next Day is TRUE, sameday, sd 11am, rush and P2P are false. If I change Sameday to TRUE, I would