I am using the @jsplumb/browser-ui to create some Nodes within my Nuxtjs/Vuejs application like as mentioned in their documentation. But I would like to create the Nodes at run-time. I am unable to do it. I would like to create the nodes/rectangle shapes whenever the user clicks on the Add Event button. So ra…
Category: Questions
Get property of initially empty object after adding properties
I am trying to make a data converting script (with Angular) and need to access properties of an object which is initially empty (see simplified code below). However, I get an error message that says …
get name of input variable (like Function.name)
I have a Function in which I want to retrieve the name of the variable that was used to call the function. How can I do that? If variable was a Function, I could use variable.name. I am aware of this, but it will only return “variable”, not the name of the variable that was put into the function. …
how to set backgroundImage with javascript
Hello, I am trying to set two colors for linear-gradient as parameters inside a specific element’s background-image property, but it seems that something is wrong with my setProperty. Everything is working fine except this line of code. I’ve also tried it with style.backgroundImage with no result.…
Parametrize on() function jquery
I have different user inputs. When one of them is changed I want to capture a change event only to its value. I’m trying to customize the code of an existing product. My goal is to pop up an error div when user input is wrong but my current code adds the error div under all inputs. This code works
Mapbox raster tiles disappearing despite setting maxzoom
I use raster tiles in my Mapbox application, which I integrate as follows: According to the docs, the expected behaviour for maxzoom should be: Maximum zoom level for which tiles are available, as in the TileJSON spec. Data from tiles at the maxzoom are used when displaying the map at higher zoom levels. In m…
React useState conversion
I made a static webpage app that I have been slowly converting to React (MERN stack) to make it more dynamic/so I won’t have to configure each and every HTML document. It’s a product configurator that uses Google’s model-viewer. I’m fairly new to using a full-stack workflow but have fo…
What is Liveness in JavaScript?
Trying to examine intricacies of JavaScript GC, I got deep into the weeds (that is, into the ECMAScript spec). It was found by me that an object should not be collected as long as it is deemed “live”. And liveness itself is defined as follows: At any point during evaluation, a set of objects S is …
`Firebase` package was successfully found. However, this package itself specifies a `main` module field that could not be resolved
I’m trying to read and write to firestore, use firebase’s authentication, and firebase’s storage within a expo managed react-native application. Full Error: My firebase config file: I installed the firebase package with: Any help would be greatly appreciated. Thank you! Answer To reduce the …
How does one create an object from an array of data items?
I’m struggling to create an object from an array in JS. I keep getting an error when pushing into the plots object. Answer In JS, an array has no named keys, it’s only a list of things. If you want named keys, use an object {} plots[status] is never initialized. When you try to .push() stuff in so…