How can I add an extra item to my ng-select dropdown like the Create New in the following image : This is the current code I have: I tried using <ng-option> but the item didn’t appear in the dropdown. How can I add an extra item form the template? Answer You can use [addTag] and addTagText. [addTa…
Tag: javascript
Ember Octane Upgrade How to pass values from component to controller
Upgrade from Ember <3.15 to >=3.15. How do I pass form values from a controller into a component? I cannot begin to explain the number of diagnostic combinations attempted and their corresponding errors received. So, I figure it best to ask how it should be done correctly? Is Glimmer involved? A simple …
How to copy a JavaScript 2D array to clipboard to paste it in excel?
Example 2D array: How do I copy a 2D array to the clipboard to then paste it in an excel spreadsheet? The rows and columns should be preserved as it is in the array. It should work the same way as if I would mark a range of cells in excel and then paste it back in. Answer This solution
React – Ajax data not being passed into Child Component
I have two components, one parent one child. I am using the fetch method in componentDidMount() callback. Once I do this, I set the state with key items to that data that is pulled from the api. Once I do this it should be able to be console logged in the child component as a prop. However this is not
Why do I have to click twice for this JavaScript function to work?
In order for the fucntion to change the display to “hidden” then back to “block” it requires 2 clicks for each. Why is this? How do I reduce it to just one click? Answer That’s because you’re registering an event listener on every click! So your listener executes once more …
Stop drag event when reaching the min or max
How can I stop dragging as soon as the drag hits top and bottom of the .parent? As you can see the .button is stops as soon as it hits the inner top and bottom of the .parent but the event still continuing! . to test it try to drag the .button to the bottom ot top and do not
Laravel 6-Bootstrap Why Popover doesn’t work while there is no error?
I am currently learning laravel via developing applications. I did quite a thing in backend but still having tough times when I encounter a front-end problem. I am using bootstrap scaffolding and want to create a form in ‘popover’. I can do that later, now I just want to work this button out . I u…
Declare global constants in function javascript on DOMContentLoaded
Is there any way to declare constants when the DOMContentLoaded event triggers, that are accessible outside? Answer If the question is: “Is there any way to declare a constant variable without a value, and assign one to it later?”, then the answer is no. Think of it again: after the declaration, a…
Couldn’t find a ‘component’ or ‘children’ prop for the screen ‘Home’. This can happen if you passed ‘undefined’. Error with react-navigate v5?
I’m trying to use react-navigate v5 to setup a stacknavigator for four screens. Currently I’m getting this error while trying to run the app: My App.js: My Navigator.js: And the home screen itself that’s generating the error (the other screens do too): Not sure what’s going on, would a…
Uncaught ReferenceError: check is not defined at onchange
I’m trying to show the “expandrepeat” div when choosing a specific select option. This is my not working code: html: Answer If you’re new to Vue, you should read the documentation on how to handle Event Handling. You could also use v-show instead of setting the display property manuall…