I am new to VueJS and I just figure out how to populate Select Options box using v-for loop. Here is the list I have. This is our desired output. Answer Luckily for you, Vue can loop through the properties in an Object as described in v-for with an Object. I’ve also included a snippet below which should help you
Tag: frontend
Create Chamomile in HTML CSS JAVASCRIPT
i want to create Chamomile flower, i have flower paper like this 1. 2 and what to create something like 3 can anyone help me ? i created this code but it’s lookalike like 4 How to create this or anyone has example something like that ?I want to do a divination on chamomile, have horoscope website that’s i need
When I count box which are checked, it counts plus one box
My web-app is about forecasting on sports games. My page shows all the matches and the points you can get out of each outcome from a match (Madrid = 12 points VS Barcelone = 15 points). So a user check a box from a match and select for him the right outcome. I would like each time the user check
Is there anyway to disable the “x” that delete a selected option in react-select?
I’m Working with react-select and I need to disable the option to delete specific selections (hide or delete the x which is in the red square) I have looking for a prop to do it and I found this: But that option hide this: In summary I need to hide the x’s shown at first image but keep the shown
When should I use componentDidMount?
In React componentDidMount is used during the mounting phase, for example, one can setState and wrap it in componentDidMount. But, one can use setState directly and then render the component. In which cases should I prefer componentDidMount for a mounting phase? Answer It’s useful for several things: Starting ajax As the documentation says, doing subscriptions to things (for instance, if
Next.js: Error: React.Children.only expected to receive a single React element child
I’m having a component called Nav inside components directory and it’s code is some thing like below: This gives me the error: Error: React.Children.only expected to receive a single React element child. But if I remove the <a> tags within <Link> components, I can view the pages, but then in the console I’m getting a warning of: Warning: You’re using
Refactoring from classes to functions – ways to enhance in functions
I am trying to rewrite class components to functions. Often, I have an enhanced component as class property: When writing function, I have to move the enhancing outside of function body, or it will get re-mounted on each render. Table is an external Component (devexpressGrid), but I suppose it does something like this: Is there a way, to still pass
Why my canvas filter is not working even after rendering as canvas?
I am trying to develop a image filter using canvas.My image is converting to canvas as soon as it is loaded but the filter effect is not affecting the image at all,i.e., image is unchanged in canvas. Now i updated my javascript,it is working if the image is taken from other sites but if i am taking image from same
Display data repeatedly
I’m working on a website where I’m showing data from my MySQL database. The data in the database is added every minute and I want to print that value live on my website. I’m using the following PHP code for a random number: How can i get this number to keep refreshing every minute without refreshing my browser? Answer You
How to setup react properly
I have been following the react setup instructions on codecademy: When I type in “npm run build” into the terminal I get this error: I can’t seem to figure out how to get it to work. Here is the link to my code on my github: https://github.com/throwkill999/react_demo Answer The error tells you that output.build is not a valid option. You