I have a textbox that displays the percentage. I want the % symbol at the end of the text, the % symbol should not be editable but the text in the text box should be editable. How can this be implemented? Answer You can do it in pure CSS using the :after pseudo-element.
Tag: javascript
Extract values from list of dictionaries and populate component
In my Class component, I have a list of 9 dictionaries as props: Each dictionary key, value structure: Now I need to extract dictionary ‘name’ values and display them as text in my component. For every group of three rows, the value must satisfy the condition of its unique ‘position’, …
Parsing JSON object with AsyncStorage
I am basically trying to write and read a simple object. Writing: AsyncStorage.setItem(‘@Test’, JSON.stringify(newStudent)) Reading: console.log(JSON.parse(AsyncStorage.getItem(‘@Test’))) But im getting “Uncaught SyntaxError: Unexpected token o in JSON at position 1”. I Als…
Get from one number to another number
Given a number, say 1.2, is there a simple way in JavaScript, to get to -1.5 in steps of .1. Or from say -50.3 to 12.3. I’m trying to figure out if there is an easier way of doing this then writing a bunch of complex if statements. Answer To avoid accumulating floating point inaccuracies (see Is floatin…
Create DataObject to hold different types of data as needed
So i recently went from Javascript to Java codebase for an automation framework, when it comes to data supplied to our page object methods we usually used an object in javascript shown as this: I want create the same effect in Java and my solution was creating a DataObject class that used HashMaps for the var…
Upload to AWS S3 got 403 Forbidden – Solved by remove “ACL” in param
I was developing the frontend using React.js, and I use Javascript SDK for uploading a file to my S3 bucket using my root AWS account. I followed the official doc but kept getting 403 Forbidden. If you encounter the same case, you can try to remove the “ACL” in params while uploading to solve it. …
Map dictionary keys to rows and display its values
I have a list of dictionaries set as props in my React component, like so: The dicts: And I need to display their NAMES in the rows, each row based on a respective fruit color: export default Basket; How can I map fruit object values from this list os dicts and display fruit names assigning each name to its r…
Calling .addEventListener(); inside a function fails to actually create said event listener
I’ve been using the line canvas.addEventListener(“click”, funcName, false); without issue for my program, but recently I decided that I would sometimes like to remove said event listener and replace it with another one canvas.addEventListener(“click”, difFuncName, false); so I cr…
How to download a ReadableStream on the browser that has been returned from fetch
I am receiving a ReadableStream from a server, returned from my fetch call. A ReadableStream is returned but I don’t know how to trigger a download from this stage. I can’t use the url in an href because it requires an Authorization token. I don’t want to install fs on the client so what opt…
Why does a neighboring element move when I drag and drop an element?
The Problem I’m creating a game in which the player has a hand of cards. These cards can be moved onto a map (using Mapbox). When a card is moved on the map and it meets some prerequisites, it will be ‘placed’ on that location of the map. Unfortunately, when I drag a valid card onto the map,…