In this case, I am using Node.js ChildProcess. Let’s say the application file (index.js, for example) is in folder1. This folder also has folder2, which is where the class file is. So, when I call spawn from folder1, the command’s current directory is folder1. However, I can’t do java ./fold…
Tag: javascript
Audio player returns Uncaught (In promise): (DOMException) The element has no supported sources
So in my audio player (ka-musicplayer.glitch.me) i saw a flaw that when i played audio by typing the path to an MP3 it returned that. If i predefine the MP3s, it works. Feel free to see the code here. Answer After investigating the Audio() constructor, I’ve revised your code. Firstly, you could write th…
Validating strings with Java and NodeJS
vo.getResultFun() and cod returns ‘G’ Java validation NodeJS isEqual Why NodeJS return the callback and Java don’t throws the exception? Answer The result of this js part : is false as the result of this java part: So there are several options : Validator.isNullUndefinedEmpty doesn’t w…
Not able to install Maven in Mac OS
Facing some issue while installing Maven. I have set the path in my Bash profile. Still “mvn -version” command doesn’t work. Downloaded latest version of maven: Added it to my Bash profile: …
Convert response to JSON/String and Write to a File
I’m new on java and node, so after 2 days trying to do this… i wrote this question. I’m using a git (https://github.com/gigobyte/HLTV) and trying to make files with the responses i get from this api, but all i got so far is to write the results in the console. Is there any way to convert it …
Jenkins pipelines trigger one after another
Can we execute one pipeline from Jenkins and trigger another pipeline with inputdata from previous pipeline? If Yes, will you please provide me how? Answer Yes, you can do that. Let’s say there are two pipeline i.e. jobA and jobB. Let us assume jobA is the upstream pipeline for jobB i.e. jobB will be called o…
Java put/putShort with JS
Can someone tell me the equivalent of java put and putShort in JavaScript ? Answer I think what you are looking for is first: create the array buffer: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/ArrayBuffer then use a data view to get and set into it: https://developer.moz…
Error: Unable to determine the current character, it is not a string, number, array, or object in react-native for android
Whenever I run react-native run-android while keeping the emulator running, I get this error. react-native run-ios wroks completely fine. As indicated in the error message, I tried running npm uninstall -g react-native react-native-cli but it didn’t work. Info about my environment: android/app/build.gradle be…
Spring WebFlux and WebSocket
I am trying to add WebSocket functionality to an existing application which uses Spring WebFlux. It uses: Spring boot 2.2.1.RELEASE Tomcat container Configured to serve jsp pages When I try to connect to it through JavaScript (from inside a jsp page) I am receiving the error “failed: Error during WebSoc…
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.…