JAVA - Страница 2476

I get the exception below at app startup. The app worked fine with AS Giraffe, the problem first occurred with AS Hedgehog and now as well with AS Iguana.

The layout is a fragment used by the main activities' layout. There are no own classes, it...

I am new to Java, trying to setup a first API.

I have a Springboot app which connects to a postgresql database on a docker container.

I do manage to access the database from the app, so the database in on and accessible as per my...

I usually implement methods within DTOs to convert them into entities. I do this because I aim to keep the code of entities as clean as possible. However, I received feedback suggesting that it's more natural for an entity to accept a DTO as a...

The problem is to create n beans. The n is determined by a config. The config is just a simple JSON file:

{ bean1 : { property : true }, bean2 : { property : false } } So when I parse config I get that n = 2 and create 2 beans.

There is a way to...

I have a car with a bluetooth interface that I connect to using my android app. Robot is programmed so that when he gets a digit 1-5, he makes an action. 1 - drive forward 2 - drive backward 3 - turn left 4 - turn right 5 - stop I have 5 buttons in...

Api level 24. The design is fully responsive but still not showing the custom tabLayout, How can i solve this problem for older version of android device. Api level 24 picture here

Api level 33, it is working fine on all other devices expect api...

Task :app:compileDebugJavaWithJavac C:\Users\rhars\Downloads\ludobhaji\app\src\main\java\com\nmxg\ludoxt\winner\tournaments\adapter\OngoingAdapter.java:22: error: package com.nmxg.ludoxt.winner.tournaments.config does not exist import...

Is there any default implementation for handling cookies with WebClient ?

For below code, I've been using CookieManager().getCookieStore() using WebClient#filters. But want to check, if there is any efficient way to handle this ?

Additionally,...

I'm developing a java app, with springboot 3.x, the Api documentation is provided by OpenApi specification.

The problems come here, when i ran the app on IntelliJ it works fine but when y build the .jar file and execute it, doesn't work......

I have a docker mail server which allows me to send and read email as any user via the dovecot admin account.

I do not log in as any user - I do not have access to any user's password. When I send an email programmatically, I would like to save it...

From what I understand, the three monadic laws are as follows (I come from a Java background instead of Haskell so pardon my syntax):
Left Identity Law:
Monad.of(x).flatMap(y -> f(y)) = f(x) Right Identity Law: monad.flatMap(y -> Monad.of(y)) =...

In postman, I input URL, POST method, Header (key - x-api-key and value), in Body (listId and value) and by sending the request getting 200 success response.

But using maven project, Java language and rest-assured, I am getting -

Response...

I have a requirement to generate random numbers, specifically using the Mersenne Twister algorithm, in either Java/Kotlin (for Android). I've tried using the Apache commons-math Mersenne Twister implementation which works great to generate random...

I have an issue with writing to a NFC tag on intent. I have code that works, which reads the tag information when it is nearby. I am struggling with writing code for when I want to write to the tag when it is touched to the back of the phone. Here...

When I executing my test cases from testng xml file all tests successfully executed but trying to run with groups in xml then it is throwing Null pointer exception.

**java.lang.NullPointerException: Cannot invoke...

There is a method in org.joml.Quaternionf:
rotateX(angle in rad)
which can get the job done but how do I calculate the appropritate angle? It doesn't help to just rotate by -x because x value of quaternion is not the same as the actual angle...

I'm having problems connecting to a SQL Server database I created in my pc for a small app. The server's called 'INSPIRONN5110-D'. I use Windows Authentication to login to the server. Already downloaded the driver from microsoft and copied its...

Is there any way to set a proxy to a RabbitMQ Java client?

package com.rabbitmq; import com.rabbitmq.client.Channel; import com.rabbitmq.client.Connection; import com.rabbitmq.client.ConnectionFactory; import com.rabbitmq.client.MessageProperties;...

I have two apps in the same Admob account and one of them is getting ads normally but another one is not showing a single ad. My app is published on Play Store and also there is not any issue in Admob dashboard.

I have tried with Test Ad units...

I am just wondering about how I would go about replacing a string concurrently in Java with threads (Callables/Runnables). I am aware that StringBuffer objects are immutable and thread safe, so I assume that would have something to do with it....

Here is my project structure

src └── main ├── java │ └── MainClient.java └── resources └── Certificates ├── clientkeystore.p12 └── clienttruststore.jks I tried following approach of loading certificate

public class MainClient { public static...

I'm trying to write an implementation of MapPanel by Stepan Rutz in JavaFX.

Stepan's map allows the user to move around the map while the map tiles haven't been loaded and I'm trying to get that same effect.To do it I'm using Task to run the...

I created spring boot service with docker. I used @Scheduled method and write method to print fibonacci series within 10seconds gap. from eclipse

it works fine with my eclipseIDE and showing in console that required output, but not work well with...

I want to config some simple controller `@Configuration public class Config implements WebMvcConfigurer {

@Autowired private final ApplicationContext applicationContext; public Config(ApplicationContext applicationContext) {...

I have 2 components A & B in same project that have access to a concurrent hashmap located in component A and do some put and get operations on it.

I designed this class:

public class CondifMsgFields { private static final ConcurrentHashMap...