Tag: javascript

JQuery autosubmit does not work in Safari

I have a form that I want to autosubmit using JQuery. However, it doesn’t work in older versions of Safari (macOS Mojave, iOS 12). It works in Chrome, Firefox, and iOS 13. So, this is most likely a Safari bug, but I have a lot of users with devices running the older software, so I need to work around it…

How to correctly use Vue 3 composition-api across multiple Vue instances in multiple files

javascript vue-composition-api vue.js vuejs3 webpack

tl;dr What is the correct way to import Vue3 in a base js file, then use Vue’s composition-api in other standalone js files that will be loaded after that base file? I am using Vue to enhance user experience in specific pages. For example, in register page to perform ajax requests and show server errors…

Can I use PeerJS without a PeerJS Server?

javascript peerjs webrtc

I am trying to make peer-to-peer browser apps with PeerJS, which is a wrapper for the browser technology WebRTC. I spent several hours reading documentation and googling, but I still have no clue what the PeerJS Server is doing. The documentation of WebRTC mentions STUN and – in certain cases – TU…

find nearest point and show properties from nearest point into user created marker in Leaflet

javascript leaflet

Example I’m trying to find the nearest markers on a map of a specific location with Leaflet, want to show popup info on user created marker which is find nearest point, popup info should be include with nearest point properties from the geojson data layer. example maker.bindpopup(feature.properties.name…

Select next object based on Date

date datetime javascript sorting time

I’m trying to Loop through an array and pull out the closest/next meeting object Chronologically. Each object has a Start and End time but I want to know what is the current event OR the next event that’s going to happen. Failing that to get the last event. e.g. This is what i have so far: Answer …

Where is io.sockets.adapter.rooms in io of nodejs?

io javascript node.js sockets

https://stackoverflow.com/a/6727354/462608 The short answer: io.sockets.adapter.rooms I analysed io: The sockets output part from io as shown in that answer contains the following: Where is the adapter? Where are the rooms? What is the way to find out adapter and rooms from the output of io? Answer I think yo…

Add percentage symbol to gauge indictor in plotly.js

javascript plotly.js

I have a gauge from plotly.js, which currently looks like this: I need to add the percentage symbol to the number (96 in this example). Trying to achieve this: My current data and layout are: Answer under value: 96, add number: { suffix: “%” }

How does the cache update in javascript memoized fibonacci recursive function?

javascript recursion

Considering the following recursive Fibonacci function that’s been optimized using memoization. No other code apart from this. Can someone please explain how is the cache array updated? When viewing the console logs the cache seems to hold all the previous values from the resolved recursive functions. But to …

Raycaster do not stays in center when i am updating camera

javascript three.js

guys i have a problem with Raycasting and i couldn’t find solution so far. What i am trying to archieve is that, i want Raycaster to stay always in center, like when i move my camera and look other direction i want Raycaster to stay in center and update please help me. I am using FirstPersonControls, This is …