I’m developing a chrome extension for manipulating HTML elements. I got a little problem. The element that I want to manipulate is without ID or ClassName, like this: I want to manipulate the width. But there is no identifier in the tag div. How can I manipulate that tag using javascript DOM? Answer You…
Nuxt.js dynamic component error “Either pre-compile the templates into render functions, or use the compiler-included build”
I’m getting the following error in Nuxt.js: I was following the examples here: https://stackoverflow.com/a/39519105 and my RenderPost.vue roughly looks like this: I added the <client-only> because I was also getting error about server and client not matching up. Without it, I get an additional err…
How to update mat-autocomplete options from another component?
I have two components called Employee and Form in my application. There are 2 mat-autocomplete: State and City lists in EmployeeComponent. I fill and pass these mat-autocomplete controls to the FormComponent using “formData” parameter: Employee Component: html ts Form Component: html At this point…
Setting Socket.io room variables
I would like to store some information in the socket room variables, but am getting the following error: UnhandledPromiseRejectionWarning: TypeError: Cannot set property ‘host’ of undefined This is my code: If I try to log socket.roomId it would return something like rBAhx0. And when I log io.sock…
setState callback not waiting state to update
I have this piece of code: Im calling this function on this piece of code: The things is im getting: TypeError: Cannot read property ‘value’ of undefined It’s saying the problem is in this line: maxLevel: event.target.value. I dont get it, isnt the callback supposed to wait for the first set…
why is split returning empty strings even tho capturing parenthesis are not present?
My code: That outputs [“”, “a”, “”, “b”, “”]. Why are the empty strings present? Quoting https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/split , If separator is a regular expression that contains capturing pare…
How to replicate jquery animation sequence in vanilla js/css
As the title says, I would like to replicate the animation bellow. the jquery API https://api.jquery.com/toggle/ decibels this default behavior as so: but I don’t understand how the transition works. I have tried changing the opacity, translating the element, ect, but obviously no luck. If it is impossi…
Django – AJAX Fetch sends request for each input letter
This might be far from how it should be done, I’m learning on the go and it’s my first time trying something like this. Problem: Even with the setTimeout function, server sends response for each letter I have written, though I would expect it to wait for user to stop typing and just fetch the fini…
With eslint-webpack-plugin@2.4.1, how do you use eslint’s cache?
After switching from eslint-loader, our initial watch builds have slowed down substantially due to the lack of caching. Is there a way to use eslint’s cache? Answer ESLint’s node api has cache and cacheLocation keys in it, and setting those like enables caching like eslint-webpack-loader’s o…
Why my data is flickering between previous and new when state is updated in ReactJS?
I’m working on a SPA with data fetch from the Star Wars API. In the characters tab of the project, the idea is to display the characters per page and you can click next or prev to go to page 2, 3, etc. That works, but! the character names flicker everytime the page changes, it doesn’t happen after…