I am using Angular 5. I have a dashboard where I have few sections with small content and few sections with so large content that I am facing a problem when changing router while going to top. Every time I need to scroll to go to top. How can I solve this issue so that when I change the router,
Tag: javascript
Invalidate node cache when using Jest
I have a file with object that gets populated with process.env properties: env.js Now I try to test this file with different process.env properties: env.test.js Unfortunately, even though I try to load the file in every test separately the file gets loaded only once, making the third test fail with: P.S. It d…
Firestore: Multiple conditional where clauses
For example I have dynamic filter for my list of books where I can set specific color, authors and categories. This filter can set multiple colors at once and multiple categories. How can I add “where” conditionally? Answer As you can see in the API docs, the collection() method returns a Collecti…
Open a Vuetify dialog from a component template in VueJS
I’m using the VueJS Vuetify framework and I need to open a dialog – that gets imported as a component template – from another template. Once the Menu button in App.vue got clicked, the Modal should open. Here is my setup: App.vue = navigation template with Menu button Modal.vue = Modal templ…
Warning: React.createElement: type is invalid with React Native Picker
Warning: React.createElement: type is invalid — expected a string (for built-in components) or a class/function (for composite components) but got: undefined. You likely forgot to export your component from the file it’s defined in. Check your code at AddCarScreen.js:30. … I keep getting thi…
Three.js – Why is the shadow of these items looking like this?
I’m learning about three.js. I make a example to practise but the shadow of the items is looking wrong or stranger. Should be like this (this image is of a old tutorial): And the code is this: And please, if you know about a good beginner three.js tutorial or course (I don’t care if it isn’t…
Javascript – How to know the type of the response in Fetch API?
How to know the type of the response in Fetch API? In XMLHttpRequest, there’s the responseType property which indicates the type of the returned response’s body (json, text, blob, etc.). While in the Fetch API response, even though there are useful methods to parse its body (json(), text(), blob()…
Dynamic Opacity not changing when component rerenders in react native
I’m starting to learn React Native, and for my project I created a simple Button component to reuse in my project. I set the opacity value dynamically according to the variable ‘disabled’, however, the look of the button is not changing with the value of the opacity variable. I searched arou…
Vue.js directives on html rendering
I made this pen. Simple tabs using Vue.js. Each tab get it’s content from this object: To render each tab content: I’m stuck trying to make those click directives on ‘tab.content’ work 🙁 Am I missing something? Thanks in advance. Answer v-html is not Vue content, it is simply innerHTML…
How to dynamically execute/eval JavaScript code that contains an ES6 module / requires some dependencies?
I want my users to be able to use JavaScript as a scripting language inside my JavaScript application. In order to do so, I need to dynamically execute the source code. There seem to be two main options for dynamically executing JavaScript: a) Use eval(…) method ( or var func = new Function(…);) .…