In a React project I used react-router-dom. my question is why in route “/” history.push not worked ? Answer Let’s refer to this article: https://codesource.io/how-to-use-this-props-history-push-on-your-react-project/ It claims that the method has two parameters: path [state] The state param…
Tag: reactjs
Delete a row from a table using and Id React
I have this table which is created using data from my back end And its columns are made with this function I added a button which calls the deleteStudent function and sends it to my Backend but I don’t know how to pass the studentId for the specific row this is my initial state Answer Just use second pa…
SwipeJS not functioning properly
So I tried to use Swipe.Js today. When I’m importing I used this code line. So I looked at the node_modules folder and then I found where is the Swiper and SwiperSlide functions are. So I imported that file by using this line. import { Swiper, SwiperSlide } from ‘swiper/react/swiper-react.js’…
@react-google-maps/api onClick not working
I’m using @react-google-maps/api library and everything in package has been working correctly. Now I just noticed that component’s onClick event has lost its functionality and in my website the functions attached to it are not working. I don’t think I have changed any code related to onClick…
Image strecting while fit to parent container
I have a image which is stretched. I want image fit to parent container for responsiveness and don’t want to loose aspect ratio of image Sample code to explain logic RegionSelect Component is used to draw bounding box with given coordinates Answer Use a background image. background-size: contain will as…
How can I render different sets of data into one React component multiple times?
I have data sets for recipes that I want to map onto cards that are on a carousel that I made. I am trying to do this the most efficient way with least amount of code, I am already achieving it by just creating multiple sliders for each set of recipes. However I want to make it so I only
React component that’s rendered dynamically does not rerender on parent state changes
I have a component that I want to run through a non react animation library before render. This has prevented me from going the standard route of just using the standard hide/show logic. I initially tried to use ReactDOM.createPortal but that didn’t render the component at all. Using ReactDOM.render, I&…
How to append a string and html tag in ternary operator condition?
I have a ternary condition in React Here, this.trimStringLength provides a trim string. The result should be “some data here see more…” but I am geeting “some data here[object Object]” How can I concatenate to get the required result? Answer Use a Fragment: E.g.:
Transform Tree in Array to display with React Flow and Dagre
I have this tree: And I want to transform the data in this format so I can display with React-Flow (example here: https://reactflow.dev/examples/layouting/ This is the format I want: So ultimately I need to convert it to an array, get all the keys as id and get to find source and destination, based on parent/…
Filter an array of objects by another object of filters
I have an array of objects who follow this structure below: I now want to filter an array of these objects by another object. This filterObject would have the structure below: But this filterObject doesn’t always have all the key-value pairs because they get set manually in the UI. As a result the filte…