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Forget 'What are your strengths and weaknesses?' If you want to get the real dope on prospective employees, ask job candidates these seven questions.
Jo-Ann Stores is posting impressive sales and earnings numbers and is an example of a retail sector on which Walmart doesn't have a steel grip.
Even smart people make financial moves that are downright illogical. Emotions and superstitions have a sneaky way of keeping you from rational financial decisions. But dumb choices can have serious, real-world consequences. Here are some of the biggest blunders we all make, plus tips from the experts on how to keep cool.
The question "how do I change the type of my object" in JPA comes up now and then because developers know that an object's class is typically derived from an discriminator column on the database. They reason that if they can change the column value then class of the object can be changed. But it's not that simple.
What you're really trying to do is to change the class of an Entity object. Obviously this isn't something supported by Java nor by JPA. In EclipseLink it may be possible to hammer a discriminator column, invalidate the affe