Is it possible to automatically re-create a queue afters it has been manually removed? I’m able to create the queue on start up using However, if it’s manually removed from rabbitmq, I want to be able to create a queue with the same name automatically. Today if I remove it, I will keep throwing ex…
Data parsed correctly from server but Android recyclerview is empty
I made an online music player with PHP code server and I have no problem fetching data in JSON format. I have a problem with the Android side where no data is shown in my recyclerview although I initialized it correctly. Please help me to find out what’s wrong. Here’s my code: MainActivity: ListAd…
Why does the Java JDK not set its own path after installation on Windows?
Problem: After installing Java SE version 14.0.1 I tried to run the command java in CMD because I wanted to check if everything works as it should, but an error occurred because CMD could not find …
Getting unexpected position value from binarySearch method in java
Currently working with java basics.While learning I’ve written the following code. My expected output: Element 1 at 3 Element 2 at 5 Element 3 at 6 Element 1 at 3 Element 5 at 4 Element 2 at 5 Element 3 at 6 My actual output: Element 1 at 3 Element 2 at 5 Element 3 at 6 Element 1 at
Mockito Spy Does Not See Correct Primitive Value
I am facing the below problem where, when indirectly updating the fields on a spy object, the spy does NOT see updates on primitive fields, whereas it sees on reference once. As an example: import org….
Spring boot Maven install error – Unable to find a @SpringBootConfiguration
I’m trying to do clean and install on my Spring Boot project in before creating the Jar file for my project however I came across this error I’m new to Spring Boot and have never really utilized the test function of it. So my test class is pretty much default of how it was initially created with t…
Is there an efficient way to get elements from one index to another index in a collection without changing it to an ArrayList?
I’m trying to implement pagination within a java/spring boot app on a Collection that is returned from a function. I want to get pages that are ordered by each elements “startTime”. So if …
How to stop Image rotation using BitmapFactory once camera takes photograph?
When I have captured a photograph with the camera on my Pixel 3XL, it rotates 90 degrees when displaying in the following page (in this instance EditorActivity.class) I have tried to fix this by simply adding a flipIMage method but it does not appear to do anything… flipIMage is; If it helps, my cameraC…
TypeMappingException: Multiple methods detected for operation “opName” with different return types
Working with graphql-spqr and Spring Boot, I’m trying to run the project but I run into this: and I got redirected to this for help : https://github.com/leangen/graphql-spqr/wiki/Errors#operation-with-multiple-resolver-methods-of-different-types I was not having multiple methods with the same name which…
Use of adding functions/fields to enum cases in Java other than overriding?
By accident I just discovered that the Java 1.8 compiler allows the following syntax: Overriding toString() individually works perfectly fine. A call on an AnimalType.DOG results in the String “I am a dog”. Apart from this though, I couldn’t find any information on what this enum case custom…