Let’s say I have a component called child. I have data there that I want to access in my parent component. I want to emit an event in the childs mount: this.$emit(‘get-data’, this.data) before finally retrieving it in the parent mount. Is this possible to do / practical? If it is how can one…
Tag: javascript
javascript implementation of lodash “set” method
Found this excellent code for _.get vanilla js implementation: Now I’m looking for _.set implementation, any help would be appreciated. Answer I think this could cover it: It is a bit more complex than get, because there is some logic needed to create missing parts of the path in the object, to overwrit…
How to select next sibling of a certain type with JS?
I’ve got some html And I’ve got the <h4> with the id selected in JavaScript. How do I get from that selection in JS to the first <a> which is of the class link, or just the next sibling anchor tag? Answer Using document.querySelector() and a CSS selector, here with the general sibling …
Trigger click on SVG image
I’m having a play with a SVG image to see if I can create a map for my website. I grabbed the image from a 3rd party site, and now I’m just trying to implement it. Here is a fiddle of what I have: https://jsfiddle.net/hL1weg3o/1/ So basically the CSS is: HTML: ..and then I’m trying to captur…
Docker is not accepting proxy api server
i get the following error, when doing a docker-compose up. The app is running but cannot make any api post/get requests. The express server is using port 5000. ] [HPM] Error occurred while trying to proxy request /api/users/user from localhost:3000 to http://localhost:5000/ (ECONNREFUSED) (https://nodejs.org/…
Read file inside current directory using Vue
I’m trying to get text file data located in the same directory where my .vue file is. But it’s not returning the text on both chrome and firefox. Instead it’s returning following response, which is not the content of my text file. Following is my vue file. Contents of hello.txt are following…
Promises inside of setInterval
I’ve got this routine function that runs every 60000ms on a setInterval function. Inside of this routine function, I loop over all the usernames on a parsed JSON(db) and check whether or not they’re available via a promise (checkUsername), which is a network request. However, It’s pretty cle…
How to set focus on carousel containing image or a div so that i can navigate using arrow keys?
I have been working on Ant Carousel :- https://ant.design/components/carousel/ . Carousel is placed inside a Modal. I have few children div. Initially arrow keys do not work for navigation. If I click on content of div, then they start to work. But if div contains image, when clicked on it focus is not set to…
Chartsjs update datasets with dropdown
Ok, I got a chart.js on my website. Now I try to change between different datasets with a dropdown menu. I got an example of a canvas.js chart and tried to change it for my needs. But I struggle to do it because I don’t understand how to do it with charts. Could someone show me how to do it
How to Convert Codepen to Vue.js?
I’m having trouble moving this pen to Vue.js This is what my code looks like for The Vue app – I understand where the HTML, and CSS should go. Should I add the Javascript to the individual component, or add it to the App.vue file? What I want to do is test this code in a view I can route