Is there a possibility to find the index after a groupby. so in other words i use a groupby function to find max values, but i would like to find the corresponding index in the original data set and add this to a seperate column. data= pd.DataFrame( [[pd.Timestamp(‘2022-08-05 10:11:04’), 140, 120], [pd.Timestamp(‘2022-08-05 10:11:05’), 400, 155],… Read More Find index of max() after groupby
I have two pandas dataframes with the same indexes and lengths. However, they might contain nans at different places. See, example input below: timestamp,y 2019-08-01 00:00:00, 772.00 2019-08-01 00:15:00, 648.00 2019-08-01 00:30:00, nan timestamp,y 2019-08-01 00:00:00, 612.00 2019-08-01 00:15:00, nan 2019-08-01 00:30:00, 500.00 I want to do some calculations where I want to remove indexes… Read More Pandas apply same filtering on two dataframes
I’m trying to determine the colour of a single pixel in an image using Python and OpenCV. However, when I read the BGR values from that pixel and use those same values to draw a circle back on the image, the colours do not match. Where am I going wrong? import cv2 def get_bgr(filename): image… Read More Getting the colour of a particular pixel with opencv
I want to swap svg images. How to do it? I add them to the React app: import { ReactComponent as Paint } from ‘../style/ImagesGame/PaintBrush.svg’; import { ReactComponent as MagicWand } from ‘../style/ImagesGame/MagicWand.svg’; <Pain/> <MagicWand/> Please help me to swap pictures using the function >Solution : Use conditional rendering to switch between which SVG is… Read More How to swap svg in React using a function?
I didn’t understand the difference between these codes. One of them is compiled, the other one isn’t. { if (true) { try { throw new IOException(); } catch (IOException e) { throw new RuntimeException(e); } } } This is a instance initializer, i throw a checked exception and then handle it, and this code compile.… Read More Instance Initializer Exception Handling
I need to run a website on a server. I installed Node.JS and created a server.js file in the project folder and read the index.html file there. The site opens at the address, but the error in the console is Uncaught SyntaxError: Unexpected token ‘<‘. And the site does not include styles. How can this… Read More How to run index.html on Node.JS
I am using upload image file button from element ui which is shown in this link. However, I need to change color of button from blue to green same as another button which is shown in below picture. Can you help me to edit style of the button? Kind regards >Solution : Change it to:… Read More vue.js – ELEMENT UI upload button color change
I need help with the following function: getUser(uuid: string): Observable<WowUserDataModel> { let user: WowUserDataModel = { login: null, userUuid: uuid, firstName: null, lastName: null, displayName: null, email: null, authorities: null }; return this.http.get(WowUrlProvider.gateway.wowUserAuthorities.replace(‘{userUuid}’, uuid.toUpperCase())).pipe( map((authorities) => user.authorities = authorities, ) ); } What I need: to wait for the this.http.api call (which returns Observable) to… Read More Angular: wait for Observable inside a function before returning result
I’m trying to filter the array: const arr = [ { id: ‘1’, modifiedTime: ‘2022-08-11T12:30:36.191Z’, modifiedUser: ‘test’ }, { id: ‘2’, modifiedTime: ‘2022-08-11T12:30:36.191Z’, modifiedUser: ‘test’ }, { id: ‘2’, modifiedTime: ‘2022-09-12T12:30:36.191Z’, modifiedUser: ‘test’ }, { id: ‘3’, modifiedTime: ‘2022-08-11T12:30:36.191Z’, modifiedUser: ‘test’ }, ]; to get results: const arr = [ { id: ‘1’, modifiedTime: ‘2022-08-11T12:30:36.191Z’,… Read More Filtering of the array of objects
The code below is added to create accordion elements in a page. Clicking on any of the accordions opens the accordion but it the accordion doesn’t close when another one is clicked. PHP&HTML: setTimeout(function() { var acc = document.getElementsByClassName(“accordion”); console.log(acc.length); var i; for (i = 0; i < acc.length; i++) { alert(“In the loop!”) acc[i].addEventListener(“click”,… Read More Accordion JS code: hide any open accordion on clicking another one and how to add a + symbol for each accordion