I was trying to understand ternary operator into normal if else condition. how to understand this multiple nested condition Answer It’s equivalent to the following: The conditional operator approach could be refactored to be more readable by putting the NOTHING condition first, though, if you wanted:
How to order localStorage by KEY ASC?
I save data to localStorage. To be able to order the localStorage i use milliseconds as key. (But localStorage doesn’t sort or order, so i need to build a array or object that i can sort by key) Now i’d like to fetch localStorage and display the data ordered by key asc. I tried: So it looks like m…
classList.remove[“active”] isn’t working as I expected
I’m trying to make a map gallery which consist in show 3 diferent locations using two buttons (previous and next). I added functionality to the next button but when I click on next, the map doesn’t move and it stays. For the first map that I wanted to show, I added “active” to the clas…
Expected corresponding JSX closing tag for (16:12)
So I get Expected corresponding JSX closing tag for <Navbar.Collapse> (16:12) error, It says there is no closing tag for <Navbar.Collapse> but there is, here is my code Full error Answer the </Navbar.Collapse> needs to be before the </container> tag
Cannot destructure an object
I fetched and object which contains two properties, one is a number and one is an array. So I right away accessed the array and then assigned to a state and then passed each item to another component through context api. And it does not working. Here is my code: In this code ‘correct_answer’ is a …
How can I change the color of a paragraph with javascript
I’ve been trying to find something that would make this work but after an hour of trying things I came here. Here is the HTML code: Here is the JS code: From what I have seen the JS code that I am using is the most used one for what I am trying to do but it still doesn’t work.
How to give autofocus to a element when another element has it?
I am trying to give a textarea (which is added when you click on a button) autofocus with the autofocus attribute, but when I do that it doesn’t works and I get this message on the console: So now the question is: How can I get the focus to the textarea when some other element already has it? Answer Giv…
How should I efficiently add to an array from a Svelte store subscription?
I’d like to have objects added to an array in a component each time a subscribed store gets updated. In this case, the store is receiving data from a WebSocket, and I ultimately want to plot the last N datapoints that I’ve received (N=1000 for example). The store is defined in socket.js: I then ha…
How can I check a checkbox depending on what row using jQuery?
What I have tried is to make a checkbox when clicked it automatically checks the other checkbox from it’s row but when I tried to check the other rows, it does not work. I’ve tried to make a loop but instead of checking each, it checks all. I hope someone can help me. Thank you so much in advance!…
using vuejs if radio button is selected, use dropdown to replace image found in array
I am using vuejs and I want to change the image that is currently showing on the page to whatever is selected from the menu. The array has a list of images and if the radio button is selected, then an image is selected, I want the url to update. I add :src but no luck what else is missing.