I am trying to parse a long string. In the string, there are numbers and other kinds of symbols (text). I need to store the words and numbers separately. Firstly, I have the string split by spaces. …
ListView and SearchView bug [closed]
Closed. This question needs debugging details. It is not currently accepting answers. Edit the question to include desired behavior, a specific problem or error, and the shortest code necessary to reproduce the problem. This will help others answer the question. Closed 10 months ago. Improve this question So I have a ListView in which I have filled random values. I
Intellij cannot resolve method even though it is public (Java)
I have googled this a lot, invalidated the cache, and I can’t seem to find an answer. For background, this is a timetabling system using constraint solving. I have a custom class called Period with public methods getStart() and getEnd(). I also have an abstract class Constraint<V, D> and a subclass DemAvailConstratint<Demonstrator, Period>. It is in this subclass (and similarly
I want to get the value with round but not getting proper result
I want to get the result with round the value please see the attached image. What is wrong with it. The result should be : 18.59 I have used float instead of double. MRE: Observed output: 18.58 Answer The problem The problem is not in the rounding. The problem is in the value that you are rounding. You think the
findAll not fetching OnetoMany fields values in Spring JPA
I am working on a Spring Boot app and I am using a OneToMany annotation to have nested object list inside my another entity object. But while fetching the data that I posted using JPA,while using findAll the OneToMany field is getting returned null. I am able to post the data and its sucessfully creating the tables in an organised
Jackson conflicting setters, even with @JsonIgnore and @JsonProperty
I’m at a complete loss here. I have a class with overloaded setters for a property, and for the life of me cannot get Jackson to pick a correct setter. Stripping out the things not needed from the class, here’s the base of what I’ve got: I have tried every combination I can think of of @JsonIgnore and @JsonProperty. I’ve
How to search an item in a queue type list and then change it in Java?
I’m trying to find an item of a node in my queue type list, in which it goes through it until it finds that and then replace it, for example: I have a “person” object with its respective get and set I have a generic “node” with its respective get and set And finally I have a manual generic “queue”
Naming file created by ResourceResponseEntity
In my REST application I’ve got a request which is returning an excel file to a user via return new ResourceResponseEntity(new ByteArrayResource(content) where content is byte[] The problem The problem is the result file is always named the same way that the request method name, which is bad because it would be hard to locate some information in that files
Connecting Spring boot application with postgresql problem with properties
I wanted to connect my application from spring boot with postgresql running in docker I am doing everything according to this tutorial – https://www.youtube.com/watch?v=8fbfHu8isI4&t=1452s , but I keep getting the same error: Error starting ApplicationContext. To display the conditions report re-run your application with ‘debug’ enabled. 2021-08-02 16:18:56.400 ERROR 4169 — [ main] o.s.b.d.LoggingFailureAnalysisReporter : APPLICATION FAILED TO START Description:
How to use mockito when a funtion is using the other function’s return data?
I am learning Junit with mockito. I got a scenario where I need to write the testcase for a function which calling other function and using that function return data. I have a two functions called courseComplete and courseCount in the class StudentHelper courseComplete : courseCount : Now I need to write unit testcases for the courseComplete function. How can