I am trying to read the body of POST request using Express in Node.JS framework. I send a HTTP POST request using HTML form. I detected a POST request on WireShark with the following data: This shows that the request is sent successfully. I expected JSON format, which is the one that Express successfully pars…
Stencil js – requestAnimationFrame does not occure in all components
I created a simple catalog item component using stencil.js. In the component there is canvas tag that on it I painted animating curved lines. At the componentDidLoad function, I define the canvas, initialize it and call the animate function. This is the code of the component itself: As you can see, I import t…
How do I eliminate all these if-else
I have written this code to filter a “books” array, depending on the author or genre have been given as a parameter:- I believe there must be some way to write this more “professionally” without using all these if-else. So if anyone knows a better way, I’ll appreciate it. [Edited…
AngularJS – Display the list of data based on the selected value
Any help appreciated. I have a JSON data with format like this { state1: [ member1, member2], state2: [ member,member4…], … } And there is a dropdown which shows the list of states on the JSON data. Based on the selected state I need to display the corresponding list of member on the table. Based …
Change div content in HTML5 Custom Data Attributes
I declare a following div in file1.html to draw a nice gauge. The div uses some HTML5 Custom Data Attributes as follow: Now in Javascript, how do I recall the div and set new number for the “value” attribute and “threshold” attribute? Thanks Answer You can use following functions to fu…
Loading in Background in iOS. Nativescript [closed]
Closed. This question is opinion-based. It is not currently accepting answers. Want to improve this question? Update the question so it can be answered with facts and citations by editing this post. Closed 2 years ago. Improve this question I have to download a large amount of data from the server and continu…
Is there a way to create a dynamic state and setState in React
I have the following deceleration: const [open1, setOpen1] = useState(false); and would like to generate this as many as I fetch records from the database (for every record fetched ) I need new [open, setopen] here is my for loop used in my code. Answer Create separate component to hold ‘open’ sta…
Fix the upstream dependency conflict installing NPM packages
I am trying to npm install vue-mapbox mapbox-gl, and I’m getting a dependency tree error. I’m running Nuxt.js SSR with Vuetify and haven’t installed anything related to Mapbox prior to running this install and am getting this error. What’s the right way to go about fixing this upstream…
How to dynamically update Meta tags (OG) using JavaScript
This is my first question here in the Stack community. I know it has been asked earlier, but I wanted to know how to do it specifically just using JS (I’m not a coder by education). This is something what I am trying to do: I know the that’s not how to use tags, just to show you what I
Save a prop when moving away and coming back to page ReactJS
I have a username property that I have passed on from “log in” route to “product list” route using I then have a <Link to={‘/products/${product.id}’}>More info</Link> that sends me from “product list” to an “individual product”. When I th…