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java Programming Glossary: elvisImplementing the singleton pattern in Java http://stackoverflow.com/questions/2008912/implementing-the-singleton-pattern-in-java element Enum singleton the preferred approach public enum Elvis INSTANCE public void leaveTheBuilding ... This approach is functionally..
How do I keep a scanner from throwing exceptions when the wrong type is entered? (java) http://stackoverflow.com/questions/2496239/how-do-i-keep-a-scanner-from-throwing-exceptions-when-the-wrong-type-is-entered say the input is He is probably close to 100 now... enter Elvis of course enter Then the last line of the output is Elvis of..
How thread-safe is enum in java? http://stackoverflow.com/questions/2531873/how-thread-safe-is-enum-in-java safe Enum singleton the preferred approach public enum Elvis INSTANCE public void leaveTheBuilding ... Thanks java enums..
http://stackoverflow.com/questions/2912281/thread-safety-in-singleton example is taken straight from the book. public enum Elvis INSTANCE public void leaveTheBuilding ... Here is his closing.. lazy initialization The following snippet public class LazyElvis enum Elvis THE_ONE Elvis System.out.println I'M STILL ALIVE.. The following snippet public class LazyElvis enum Elvis THE_ONE Elvis System.out.println I'M STILL ALIVE public static..
What is the best approach for using an Enum as a singleton in Java? http://stackoverflow.com/questions/427902/what-is-the-best-approach-for-using-an-enum-as-a-singleton-in-java pros cons between constructor omitted public enum Elvis INSTANCE private int age public int getAge return age and then.. int age public int getAge return age and then calling Elvis.INSTANCE.getAge and public enum Elvis INSTANCE private int age.. and then calling Elvis.INSTANCE.getAge and public enum Elvis INSTANCE private int age public static int getAge return INSTANCE.age..
Java “?” Operator for checking null - What is it? (Not Ternary!) http://stackoverflow.com/questions/4390141/java-operator-for-checking-null-what-is-it-not-ternary wikis.oracle.com display ProjectCoin 2009ProposalsTOC Elvis and Other Null Safe Operators but hasn't been accepted yet... Safe Operators but hasn't been accepted yet. The related Elvis operator was proposed to make x y shorthand for x null x y especially..
What is the difference between persist() and merge() in hibernate? http://stackoverflow.com/questions/4509086/what-is-the-difference-between-persist-and-merge-in-hibernate database SINGER_ID SINGER_NAME 1 Ricky Martin 2 Madonna 3 Elvis Presley 4 Luciano Pavarotti Now update a record using merge.. SINGER_ID SINGER_NAME 1 Ricky Martin 2 Luciano Pavarotti 3 Elvis Presley java hibernate share improve this question JPA..
What is an efficient way to implement a singleton pattern in Java? http://stackoverflow.com/questions/70689/what-is-an-efficient-way-to-implement-a-singleton-pattern-in-java Way to Implement a Serializable Singleton public enum Elvis INSTANCE private final String favoriteSongs Hound Dog Heartbreak..
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