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Ovarian Cancer Genes Inherited from Father?

Coming into an inheritance can be a welcomed surprise when you’re inheriting money, jewelry, antiques, or even art, but when you’re talking about the genes that can cause medical issues, the inheritance can be far less desirable. Now, new research finds the genetic mutation causing ovarian cancer may come from your father. Oncologist Dr. Lawrence […]

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Molecular Geometry Examples with VSEPR Model – Chemistry Tips

In this video, I’ll give a few examples of some different molecular geometries of some molecules as well as some molecular ions here. I’m going to be using the VSEPR model. That’s V-S-E-P-R. And you’re saying, “Hey, that spells VSEPR, not ‘vesper.’” But we have to put it in that order because it stands for […]

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Hibernate Tip: How to select a specific subclass from an inheritance hierarchy

Hi, I’m Thorben Janssen from thoughts-on-java.org with a new Hibernate Tip. When you model an inheritance hierarchy in your domain model, you sooner or later want to use it in a query. That’s when I often get a question like the following one: I have a many-to-many association to the superclass of an inheritance hierarchy. […]

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Composition vs. Inheritance with JPA and Hibernate

Hi, I’m Thorben Janssen from thoughts-on-java.org. In today’s video I will compare Composition and inheritance foe JPA entities Like all object-oriented programing languages, Java supports the fundamental concepts of inheritance and composition. There is an important difference between both concepts. Inheritance enables you to model an is-a association between two classes by extending a superclass. Composition models […]

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