JAVA - Страница 2857

I'm currently working on a knapsack problem and have implemented both a recursive solution without memoization and a memoized version. Surprisingly, the recursive solution is giving me the correct answer, but when I try to memoize the solution, I'm...

I have a method which returns all users from my database:

public ResponseEntity getAllUsers() { List users = userService.getAllUsers(); System.out.println( Retrieved users: + users.toString()); // Add this line for logging return...

org.eclipse.jdt.internal.compiler.classfmt.ClassFormatException INFO | jvm 1 | 2024/03/07 10:09:35 | at org.lassFilejdt.internal.compiler.classfmt.ClassFileReader.(ClassFileReader.java:406) INFO | jvm 1 | 2024/03/07 10:09:35 | at...

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APPLICATION FAILED TO START

Description:

Your project setup is incompatible with our requirements due to following reasons:
Spring Boot is not compatible with this Spring Cloud release train Spring Cloud Sleuth is not...

In order to verify an RSA private key wrapping operation performed on a HSM, I try to decrypt it using Bouncy Castle. The private key is encrypted using an hybrid encryption scheme:
A temporary AES session key is generated This session key is used...

Let's say I have 3 tables that are related. How can I query all 3 inner joined and get the result in 3 different record types for each table?

e.g. something like:
dslContext .select(A.fields()).from(B).innerJoin(A).on(...) .fetchInto(A,B) ???...

I'm using a PeriodicWorker to make a daily backup of my app's data, that is, uploading mu local data to a cloud storage service. However when I use setForegroundAsync(foregroundInfo); it first, shows me a warning (startForegroundService() not...

String baseUri = HttpServer grizzlyServer = startServer(baseUri); while (grizzlyServer.isStarted()) { TimeUnit.SECONDS.sleep(1); loopCount++; loopCount = loopCount%60; if (loopCount == 0) { logger.finest( I am still Running ); } } try {...

I would like to do something like this:

mockServer.givenThat(WireMock.get(URL_PATH) .withQueryParam( param , WireMock.any()) .willReturn(WireMock.ok(SOMETHING))); So basically, I don't care what will be passed in param parameter, but I want to...

I'm having this super weird NPE:

Technical Exception : stack error #java.lang.NullPointerException at packagename.addTraceIdToThreadContext(XXX.java:115) at ...

111 public void addTraceIdToThreadContext(String traceId) { ... 114 if...

My regex is (without java escapes) //(?:\[?( \[]+)\]?)+\n , which should capture lines starting with // and following an optional , and this could be multiple times before the line ending.

For example // \n should result in group a, but I would...

I am creating a POST request API. The accountItems class member can be of two different Types. E.g.: Class Food and Class Car.

Both Classes have two member names which are different and important. (Because its calling an external API). Right now,...

Title explains it

What it should look like (XML FILE)

What it looks like on emulator and production build

I have been struggling for this problem and putting it off for weeks and can't figure out why my material3 button won't load the correct...

My frontend vue application sends a luxon DateTime object to a Spring Boot backend which has a LocalDateTime field, however, java is unable to parse the DateTime object. I have tried using both luxon's toSQL() and toISO() methods to format, but of...

Firefox and Chrome are appending underscores before and after the file name while Internet Explorer is working fine.

Firefox and Chrome give: _Warrant_Amendment_5485_14_March_2014.pdf.pdf_

IE gives: Warrant_Amendment_5485_14_March_2014.pdf.pdf...

I have a scenario to automate where I have to open profile 5 because this profile is loaded with some extension so that I want to launch it, because when we launch new chrome browser and than load the extension it is giving an error your browser is...

public void displayAdMob() { if (ActivityHome.getInstance().mInterstitialAd != null) { if (ActivityHome.getInstance().mInterstitialAd.isLoaded()) { ActivityHome.getInstance().mInterstitialAd.show(); } else { ActivityHome.instance.stopTask();...

I run a Spring Boot Application wiht @EnableTransactionManagement and want to use @Transactional(readOnly = true) for some database queries.

But I receive a confusing error message. I'm using Spring, Spring Boot and and Spring Data JPA....

I have a project bird with the following components in pom.xml

com.myorg bird 1.0-SNAPSHOT pom bird persistence business service web and the web module pom.xml

bird com.myorg 1.0-SNAPSHOT web war The web module creates a war file named...

Here see the tags image first six tags are paragraph, then header and then again three more paragraph tag. Same things coming in content panel i.e first six and last three paragraph tag and then header, annotation as well. But if you look into...

I have one Map

Map map1; Example: Map There is Another Map `

Map map2; Example: Map` I want to compare the values of map1 (Second value in the list) and the keys of map2 and bring new map
Map map3; Example: Map

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I run a Java web service at my workplace which uses JerseyClient to make HTTP requests. A few weeks ago we switched the default connector implementation with ApacheConnector and our server stopped handling requests after some time due to threads...

I'm developing a simple app for WearOS. This app consists of the app itself, which just shows an image and two services. One is a service, does NFC card emulation and the other simply listens for the off body event, and resets some values, whenever...

when I run the main class the compiler gets some errors and the errors are written below. This is very difficult to sort i totally waste four than more hours. This is the hibernate.cfg.xml file

com.mysql.jdbc.Driver...

I have a JSON file called Person.json

{ id : 1, name : John , description : I am john , address : XYZ address } I want to know if there is any ORM exist to deal with the data in the JSON file.

Example - I want to update field 'description' to...