My project consists of some third party jar files, which was compiled in different version of java. My project is using older version of java so i am getting UnsupportedClassVersionError while executing the application. Is there any other way to get the version of java/jre number[45..51] in which the class fi…
A zero-indexed array given & An equilibrium index of this array [closed]
Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed last month. Improve this question A zero-indexed array A consisting of N integers is given. An equilibrium in…
How to fix a matrix multiplication in Java
I’m creating a class in Java to perform simple operations with matrices using two-dimensional arrays. I’m running into a problem with my method for matrix multiplication. Whenever I test my multiply method, no error appears, but my computer CPU utilization increases quite a bit and my tester progr…
How to generate java client code for swagger REST API documentation
My scenario is the following. I have a swagger .json eg.: http://petstore.swagger.io/v2/swagger.json I want to use a generated java client for the REST API above, like: Expexted output: cica and the new pet is stored according to the REST API implmentation. I have successfully generated server stub for the pe…
Full example of container deployment with fabric8 api
I am looking for a complete example that explains the deployment of application container using the fabric8 java API. What should be the execution order of the following concepts? Service Replication Controller Pod Docker container And how to configure them together? Answer Please read the kubernetes user-gui…
How to mock a autowired list of Spring beans?
I’ve read plenty of articles about how to mock Spring’s bean and their autowired fields. But there is nothing I could find about autowired lists of beans. Concrete problem I’ve a class called FormValidatorManager. This class loop through several validators which implements IFormValidator. I …
How can I change the Kotlin compiler version on IntelliJ?
In IntelliJ you can set the target Java version like this: Unfortunately I don’t see a place where I can do the same for Kotlin. This makes it not possible for me to use Quasar-Kotlin. I want to switch to M14 even though I have 1.0 beta installed. How can I change back? After changing the build.gradle f…
Java – Read files in a directory to a HashMap – recursive
Here below am trying to read fileNames from a nested folder structure into a hashmap, Structure is like HashMap contains “Sub FolderName” as Key & “FileNames”(ArrayList) as value. I’m trying to make a recursive call & save things into HashMap, but missing something in tha…
Getting only the first name in an array
I have an array list like this: ArrayList names = new ArrayList<>(); that stores people’s first and last names when they are entered in different textbooks. So when prompted to Joe Biden would be element number 1 then Barack Obama would be element number 2 in the array list. My question is that if…
gradle command is failing as it is not able to start daemon
I am trying to run the gradle command. This has worked initially. However it has started failing after some time, as it is not able to start daemon. I am using Gradle 2.5 with IBM jdk 1.6 on Windows 7 Enterprise. I have cleaned up the .gradle directory in my user home directory and restarted my system. This i…