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Tag: reactjs

react class based component vs classes in java

I’m newish to react and I’ve always thought of a class based component much like I do classes in Java. Is it correct to compare the two thinking of the class based component and class in Java? In other words, are rendered components like objects in Java where they are an instantiation of the class? Are there differences? Answer The

react-native app error when try and test in emulator(?)

I get this error below whenever I try to test the app after typing the command npx react-native run-android. I tried setting paths in environmental variables. But still doesn’t work I tried reinstalling react-native but still does not work. I tried to reinstall JDK from java but finally, the app still does not run in the emulator. Any feedback is

The action ‘NAVIGATE’ with payload {“name”:“HomeScreen”,“params”:……”} was not handled by any navigator. Do you have a screen named ‘Home’?

The action ‘NAVIGATE’ with payload {“name”:”Home”,”params”:{“user”:{“id”:”VUUpROQPtKaXVef15e5XhxXNLrm1″,”email”:”anto22e@gmail.com”,”fullName”:”snertp0″}}} was not handled by any navigator. Do you have a screen named ‘Home’? I have this problem when I try to log in or register, I don’t know how to solve it. I have tried several ways that I have found but I can’t find the solution, Thank you! This is all the code

How to properly filter Spring REST data

I have a Spring Data REST service with a single @Entity and Repository. When I run $ curl localhost:8080/api I get all the data stored in my repository and it works as expected. I also have a small React front end and I display that data there. My question is: Where should I filter the data? For example maybe I

react + spring boot upload file and form data

i have a case like in my form (front end), i can fill personal data (name, address, DOB) and then i can attach multiple image. In my spring boot controller : My model wrapper : Front end (React) Code : With above example, i always encounter errors. like : java.io.IOException: Stream closed and zero attachment length / zero attachment size

Encrypt By javascript and decrypt by Java

I use AES encryption in my react-native app as below Out come= encrypted: aK7+UX24ttBgfTnAndz9aQ== following is the code I use in my backend using java for get the decrypt output= decryted : = 123456[][][][][][][][][][] Iam getting out put as 16 bit as above. what I want is out put should come as only 123456. Answer I Suggest you use java.util.Base64

React.js How to define a custom id, rather than showing react-select-1–value in html

How do I change the React.js application to stop randomly allocating inputIds, so that Selenium will work consistently? I’m working with Selenium and a React.js application. The application is constantly under development. I have a Selenium method working to randomly select the react dropdowns using a single, reusable method, but the ids of the react dropdowns keep changing for some

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