In the following method I defined a DocumentBuilderFactory with the XMLConstant FEATURE_SECURE_PROCESSING as false. However, when I test the value of this property, it is ‘true’ after the DocumentBuilderFactory is returned. I read the source documentation, and it states: It is possible for an {@co…
Tag: java
Custom LiquibaseDataTypes not found in docker image classpath
I am trying to build a custom Liquibase docker image (based on the official liquibase/liquibase:4.3.5 image) for running database migrations in Kubernetes. I am using some custom types for the database which are implemented using @DataTypeInfo annotation and extending existing LiquibaseDataTypes like liquibas…
org.springframework.orm.jpa.JpaSystemException: Don’t change the reference to a collection with delete-orphan enabled
i’m using spring data jpa. when i want to clone an entity with one to many relation, i set the purchaseOrder id =null, and each items id = null, but get the follw exception here is purchaseOrder entity and items entity can any one help with this? Answer No need to reassociate items and purchaseOrder , j…
Build and deploy JavaFX Applicationn with jlink
I have a script build.gradle, which created the IDEA development environment when creating a JavaFX project with Gradle support: After the “build” task is completed, the “distributions” folder appears in the build folder. It contains a zip archive with the following contents: The bin f…
Codingbat challenge: sameEnds Stream API Solution
Given the task sameEnds from CodingBat: Return true if the group of N numbers at the start and end of the array are the same. For example, with {5, 6, 45, 99, 13, 5, 6}, the ends are the same for n=0 and n=2, and false for n=1 and n=3. You may assume that n is in the range 0..nums.length
Nested for-loop problem with descending number
I’m trying to figure out how to complete this problem. I’m shooting for: and I have the following code, which gives me this: I think I’m close but can some one help? } Answer I think the problem is with the logic you used. I made an algorithm inspired by another idea, maybe it will help you.…
Netbeans exports earlier/wrong program version
I am using netbeans to create an app. When I export in the dist file everything’s working correctly, when I am exporting for store (to include the libraries in the .jar), netbeans exports an earlier program version. Oh and yes, I have tried restarting netbeans didn’t really do anything. This is ac…
How to implement Breadth First Search and Depth First Search for a SimpleWeightedGraph in Java
I need to implement Breadth First Search and Depth First Search for a SimpleWeightedGraph which contains String Vertices in Java Code below is my SimpleWeightedGraph where i implemented the following: declared SimpleWeightedGraph created vertices added vertices to the graph created default weighted edges, add…
How to loop Samplers with different intervals in same loop using JMeter
Idea is to loop requests independently, the thread will run for 20 minutes. One Sample will sample every 5 seconds. Other Samples in Simple controller will loop one by one with 10 second delay. Answer I don’t think you will be able to run Samplers with different throughput within the bounds of one Threa…
Springboot HATEOAS for PDF, Image and Zip Files
This is my first time working with HATEOAS everyone and I have come to a screeching halt. Here is my problem, I have an app that converts text from a text area to a pdf and a pdf to images. My issue is that I send both back as a ResponseEntity<byte[]>. Here is a sample success response from the text