I got simple blog (react/redux) (only frontend part). With user registration and articles. And stuck when tryed to send id to editor. I have same form, but different path for add new and for edit existing article: it might be simple but I have no idea how to send(or get) id to ArticleEditor component to fill …
Tag: javascript
Fullscreen using HTML5 and JavaScript
I have tried to fullscreen a div using JavaScript. Here is my HTML and JS: var elem = document.getElementById(‘fullscreenThis’); function openFullscreen() { if (elem.requestFullscreen) …
How can I render array after sorting in React hooks
I get by props array with objects and then I nedd to sort them and render, but now I get array and after sorting it I can’t render sorted array. I use useEffect and there sorting an array and by setState put sorted array into variable but when I try to rended it I have error that array are empty.
How to convert text file into an array of objects?
I have a text which looks like the following I want to read the file and put it into an array of objects. This is what I have done so far As you can see I am splitting the file, which creates an array but I am stuck on how to convert the items in the array into objects. How
How to re-render a component on each of multiple state changes?
I’m still learning JS/React, so it’s likely I’m doing this completely wrong. Any criticism is welcome. I have a Canvas with a drawning on it. I want to change the color of the drawning multiple times when a button is pressed. To be clear: I want a single click on the button to change the col…
role overwrites when creating a role discord.js
When my bot joins a new guild it creates a role & sets overwrites. I have 2 questions: Is it possible to move this role to the top of the list or at least somewhere close? How would I go on displaying this role separately from online members? Answer To display a role separately from online members, you ca…
Django, how to convert Python dict to Javascript
In a Django app I have a dict created in a view and I want to use it in Javascript, but I get a syntax error views.py test_dict.html test_dict.js Line 2 gives the output {0: “use_random”, 1: “use_stages”, 2: “use_import”, use_random: 0, use_stages: 1, use_import: 2} but thr…
mongoose aggregate model based on filter
I have a model of Review which has the field product and rating I would like to find the sum of all ratings of a specified product and find the average by dividing by 5. how would I aggregate through all ratings and filter by product to find the sum? Answer I’m assuming your using nodejs , here is how
Material UI Autocomplete add item with multiple select
I tried out the Autocomplete example from Material UI. Its about an add option when entering a new value. Here is the link to the demo: https://codesandbox.io/s/material-demo-forked-lgeju?file=/demo.js What I am wondering about is that the value in the input isnt actually added to the options in this example …
How can I get the specific user information from the list of users upon click in Javascript?
I am writing a firebase mini chat web app where an admin can be able to privately chat with all the authenticated users. so I used the firebase cloud-function to fetch the list of all users, code: 👇 And from the front-end I called the cloud-function and displayed users using map method. 👇 Users are listed suc…