I have a modal form with material -UI TextField in react app, I have a default value, es. a file, and i would select only the name of the file no the extension when the element is load…. I did this code inside the tag TextField: but this will select all text inside the textField. How can I select only
Tag: javascript
How to add multiple lines between code blocks with Prettier?
I started using Prettier, but discovered that it doesn’t have an option to control the number of blank lines between code blocks, and defaults to one. I want 2 blank lines: But it defaults to 1 blank line: How can I achieve this with Prettier? (Or perhaps there is another way to do this. I was surprised…
vue.js insert block for every 6th loop element
I have offers cards list rendering thru the loop. Every 3rd col (bootstrap) elements i add row div. Now i need to add another col element (banner block) for every 6th element. For render some thing like that: How i can implement that? My code now Answer I would recommend you do less programming in the view an…
Set Button id from javascript
I have a dropdown list which filled with the data fetched from db. I need to assign the selected index value of this dropdown list as the ID of a button. Is it really possible? my code Answer Might be this will solve your problem. I have added a class on btn call CustomerModalBttn . Try this
How to make a rotated element height:100% of its parent?
I am looking to create a division with border like the following PNG I have planned to make an ::after element with the following dimensions: The following is the code works fine but the width of the ::after element is not right… The values of left-margin, top-margin have been assigned by trial & er…
jQuery show/hide based on select (survey mode)
I want to improve the code offered here https://jsfiddle.net/comprido/dcgjzfph/4/ based in the infographic time: What’s the best T-shirt printing technique for me just to pass that questions to my clients before they choose a printing option. I’m sure the coding can improve… any hand? Based on the…
How to count the correct length of a string with emojis in javascript?
I’ve a little problem. I’m using NodeJS as backend. Now, an user has a field “biography”, where the user can write something about himself. Suppose that this field has 220 maxlength, and suppose this as input: As you can see there aren’t 220 emojis (there are 37 emojis), but if I…
Vue.js refs are undefined, even though this.$refs shows theyre there
I have a reference to a component In mounted I am doing this, to see the objects are available self.$refs shows… So then why does self.$refs.mapRef return undefined?? Even though it’s clearly there?? Answer I solved this by using v-show instead of v-if. I had the component inside a v-if statement.…
Questions on performance regarding async/await vs Promises and the event loop
Introduction A colleague of mine and I have been discussing the asynchronous nature of JavaScript in the browser and wondering what technical benefits are. We are aware that async/await is syntactical sugar for Promises, but curious to know if there is any other performance benefit for using one over the othe…
How do i use/print the value inside a generic attribute in TestCafe
What I’m trying to do is print/use the value of the Polyline attribute. I’ve tried to get them with these methods: This is an util function This is inside the test script or And I include my selectors external But all I get is a promise as output in the console log Promise { } or ReExecutablePromi…