I have a div that has scrolling enabled for that div. I have some elements in it, when the user starts to scroll I want an element to disappear and when scrolling stops I want it to show up again. How can I do this Answer There is not real scrolling state in the browser; the scrolling event occurs, and
Tag: javascript
React useState hook event handler using initial state
I’m still getting my head around react hooks but struggling to see what I’m doing wrong here. I have a component for resizing panels, onmousedown of an edge I update a value on state then have an event handler for mousemove which uses this value however it doesn’t seem to be updating after t…
Chrome Extension content_script at both document_start and document_end
Good day to everyone, as you can see I’m pretty new at Chrome extensions. Can you run a script from content_scripts before and after the the DOM or page fully loads? Like: Or something like: Answer You can have only one content_scripts entry, so it would be like: With this setting, content1.js would run…
Form Submit Confirmation With SweetAlert2
I’m working on a project that needs confirmation before submit the form, to do that I’m using SweetAlert2 but it doesn’t work in any way. I tried with the code from another threads but I have the same issue, the page loads and when I submit the form, it doesn’t do anything (well, it su…
How does JavaScript import find the module without an extension?
I understand that we can use import {x} from “./file” and a variable x will be imported from file.js in the same directory. How is this handled if there are files of the same name with different extensions in the directory? For example, if there were file.js and file.ts in the same directory, how …
Moment js undefined Laravel
I’m trying to use moment.js in my laravel project, not using vue, but still importing the package via npm. My app.js file: in my webpack.pix.js file looks like this: And then in my custom.js file I’ve just got this: I’m getting the following error: I’ve verified that moment is in my co…
Cannot read property ‘cell’ of undefined using data table
I was trying to apply datatable in asp.net but it throwing the error the code used for applying datatable. What I should do to solve my problem. I am searching but I didn’t find anything to solve it. I am looking forward to your advice. Thank you. Error: jquery.min.js:2 Uncaught TypeError: Cannot read p…
Nodejs can’t find images from html reference
I am working on a small web application and I want to make it as clean as possible (without api’s or frameworks * no express). And as soon I started I’ve encountered my first problem. Once I’m rendering a html file using nodejs, the references toward files in general that you call from the i…
Setting state of nested array with React Hooks
I have been working with React Hooks for a while, but the biggest problem for me is working with arrays. I am making a register form for teams. Teams have players (array of strings). The user should be able to add a team, and for each team, an input is shown with the current members in the team displayed abov…
How does Promise Chaining work in memory?
Console Output: My main question is what is actually happening when the global execution context thread is finished and popped of the execution stack. How does JS/V8 know where this Promise Object is in memory if the Promise Object is not assigned to a variable within global execution context? How does it kno…