I have two entities : User and Post (relation one-to-many). Post fields: id, creationDate, title, content, user.  Data is stored in the database and accessed via Hibernate.   I have a controller to pass Post object as a JSON to JavaScript. Then it is...
I have a spring boot project with some entities, in specific, I have a Student Class with a DesiredCourses list which should be a Set<>.   When I use:  @OneToMany(mappedBy = "student", cascade = CascadeType.ALL) public List<StudentDe...
Plz consider the scenario. I have a java class called Person as below:  Person --------- Integer Id  String name String address   Now through my spring controller I pass a list of persons to my jsp page(neighbors.jsp) like shown below:  List<Perso...
I have a problem with a chrome extension. The extension creates an audioContext which connects to a <audio> tag on a background page using the following code. On audio end onClick() the kill function is called.   When playing I see (expected) [...
I'm working with Spring and Hibernate. I'm using commons-lang.jar to escape and unescape some special characters using the StringEscapeUtils.escapeHtml() and StringEscapeUtils.unescapeHtml() of the class StringEscapeUtils respectively. It'...
I have a jsp where i see the result saved at Data Base in a table on the browser with options to edit, delete each row. I want to be able to click the edit link, fetch the data for that particular customer from data base with spring MVC and Hibernate...
I am working on an application using JSF and Hibernate. The fields on the JSF form are backed by the Hibernate entities.  Ex:      value=#{bean.entity.value}  There is a Clear button which should empty all the fields on the form. There are 3 ways to...
I am working on a Java-based web application with Spring, Hibernate, Angular, etc., and users in this application can edit entities that have large object graphs. In one part of the application, it's actually quite natural to edit these entities...
I have developed a spring web app using mysql as database and hibernate as the orm tool.  Then I came across GraphQL which apparently according to my googling, I found it is used to retrieve and persist data into database in a much simpler way [using...
I am using react-datepicker to handle date inputs and when i submit my form to my Spring-Mvc API, the date field is a javacript date object like below    And it get mapped (and saved into database with JPA/Hibernate) without problem in my spring bean...

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