Not to run code at 5:30 Morning in Summer and not to run code on 6:30 in winter. In Java Code, Applied following but now winter comes and we need not not run it at 6:30 AM How to handle this use case for daylight saving areas? Answer You can use TimeZone’s inDaylightTime() method to determine if day lig…
Tag: java
How to retrieve the URL of a RequestEntity obtained from RequestEntity.post(String, Object…)
I’m using Spring Boot 2.6.1 with Spring Web MVC, and in my controller, I want to get the received RequestEntity instead of only the request body, because I have to use information such as the URL. When I want to test my controller, I build a RequestEntity with the following code: Now, I don’t know…
Error creating entityManagerFactory.Unable building Hibernate SessionF.SchemaManagementException:Export identifier[new_user]encountered more than once
My controller class – My JpaRepository extended interface – My Pojo class – And , the errors which it is giving is – org.springframework.beans.factory.BeanCreationException: Error creating bean with name ‘entityManagerFactory’ defined in class path resource [org/springframe…
Update 1 or multiple specific field MongoDB using Spring boot WebFlux,Spring Data MongoDB Reactive and ReactiveMongoRepository
I’m newbie with java. I tried to implement update method for my API. I want to update some field of my data. Here is my data class: My service interface: And implement for services: My Controller: And Task Repository: My data in DB: My request body: I expected: But it responsed: It update my missing val…
Im trying to delete elements of an arraylist via inputs but the program stops at the third input, I would like to know why it does that
Im trying to delete elements of an arraylist via inputs but the program stops at the third input, I would like to know why it does that. Scanner scan = new Scanner(System.in); } Answer There are a couple of problems with your program. The condition of for loop was not correct and some other minor issues. Here…
How to open .txt using windows explorer context menu in java swing?
I am making a text editor for .html, .CSS, .js, .txt etc. First I made my software in java swing and then I changed it to jar file then I changed it to exe file using launch4j and then I made it setup using innosetup but if I install this software and I right click on a file in windows
Is truststore a pure Java terminology?
When I search “truststore” on YouTube, I got the following video as the first hit. It is about Java. https://www.youtube.com/watch?v=Ur9LlNOYnRg A Google search also mostly returns Java webpages. Is this a pure Java concept? How can in be explained in the context of SSL/TLS without using Java? Ans…
Working on Android Music Player Project, and ran into the issue where my app crashes on start up:
I am trying to add a player using Sliding Up Panel but the app crashes on startup. If you want to see my full code; https://github.com/Kailash8460/poptune.git MainActivity.java activity_main.xml MainFragment.java Here there is no issue on SongsFragment, ArtistFragment and AlbumFragment files, because I have r…
Main Adapter Cannot be Applied to Java List
(list , this)<= this Line Creates Problem. This is my Main Acitivty Code Main Adapter Code This one is Main Model Answer Here, In your code, you are missing a constructor as mentioned by @Sergey as well as you are passing the wrong context in onCreateViewHolder().You should pass parent.getContext();
Build failed with UnrecognizedPropertyException: Unrecognized field error
In my JSON file I have defined customMetrics as I have defined this customMetricCategory for different metrics in the same JSON file as While running the repo in my local, build is failing with the following error: Do I need to define anything else for this customMetricCategory? How can I get rid of this erro…