Category "java"

How to use Exec / ExecFile on Javascript to run a java file and get the result

Running this JS file on the server side of my website so when the user presses a button, it executes this command with my API: exports.runAlgorithm = async (req

Java Collections immutable [duplicate]

This program is running fine but when I try to run the code with any of these commented-out statements it throws an "UnsupportedOperationExcep

Custom view in layout doesn't show while using "match_parent"

I have a constraint layout that consists of two TextViews and a custom BoxBackgroundView. I want the box background to scale in size with the text, but when I u

PDF reader for Java as PDF.js

We have a project where we use pdf.js to render a PDF into webpage and it creates HTML container elements for the PDF pages. The content of the PDF is split as

How to update a JSON array in a Java

I have a JSON file name abc.json Once I opened this file there is data like in square brackets. [{ "1" : "xxx", "20" : "ppp", "25" : "hhh" }] Here in this keys

How to fix net::ERR_INCOMPLETE_CHUNKED_ENCODING 200 java web app?

I am working on a java web app and I am setting the jsessionid attributes: HttpOnly, Secure and SameSite in the doFilter() method of InitSession class. I have t

How to clear webview cache when server side content updated?

I have a HTML cache enabled WebView app that sends Javascript fetch request to server and gets images list from server, images on server updating every random h

How to call a element from Layout without use findViewId() in Kotlin?

I didn't know this was possible, but I was following an example and I see this piece of code: import kotlinx.android.synthetic.main.activity_main.* class MainA

JPA OneToMany / Parent - Child: can the child hold the parent ID alone?

I am a bit confused about bidirectional parent-child relationships. I have entities like so: Foo -> Parent -> List of Child Bar -> Child if I have on t

How to deploy Vaadin 22 to Tomcat 8.5

I downloaded a Vaadin22 starter-app using this link. Everything works fine using the embedded Server. But deploying to Tomcat 8.5.35 raises the following error

Many third party libraries not working with android studio bumblebee update

Recently I've updated my android studio to bumblebee. With this update, many of the libraries I've used in artic fox is not working. some of them is following:-

Is it possible that the changes made by a transactional method are visible in database before the transactional method ends

Two Spring boot (spring data jpa) Application A1 and Aplication A2 both read/write to a table named T1. T1 -> ID, data1, isDeleted columns My requirement is

RecyclerView list shows 4 item only(have 200 items) and cant scroll the list

This is my Recycler View adapter class: public class CustomAdapter extends RecyclerView.Adapter<CustomAdapter.viewHolder> implements Filterable { Co

Error building AAB - Flutter (Android) - Integrity check failed: java.security.NoSuchAlgorithmException: Algorithm HmacPBESHA256 not available

I am trying to build an AAB for my flutter app. I generated the keystore using the following below command: keytool -genkey -v -keystore ~/pc-keystore.jks -keya

Does implementing Serializable interface gives any features to the class implementing it? [duplicate]

What is the use of implementing Serializable interface? It is said that Serializable is a marker interface. A marker interface provides run-ti

Make response part of body instead of header in SOAP response

I have requirements where I have to add response details in Body tag instead of Header. For now details are added in Header tag of soap response. @XmlType publi

UnsatisfiedLinkError when running TypeDB on an M1 MacBook

I tried running TypeDB on my M1 MacBook using ./typedb server, but it results in the following error: Exception in thread "main" java.lang.UnsatisfiedLinkError:

Is it possible to fail "mvn package" for not meeting JaCoCo code coverage requirements?

I have included the JaCoCo maven plugin in my project's POM <plugin> <groupId>org.jacoco</groupId> <artifactId>jacoco-maven-plug

<E> and <Object> differences and usage

Can someone explain me what are the differences by using E or Object for example in a class for Lists, and their singular usage and definition. I have to use th

Intellij Not finding Java as a generator. I only have java fx

After following all the instruction. I have java and IntelliJ in my computer. I've restarted my computer, deleted and reinstalled IntelliJ, still nothing. Furth