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Cast Int to enum in Java
What is the correct way to cast an Int to an enum in Java given the following enum?
17 Answers
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Mockito.any() pass Interface with Generics
...correctly typed argument anyway. It was just necessary to satisfy the pre-java8 compiler which lacked this kind of type inference.
– herman
Dec 17 '14 at 11:36
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Static fields on a null reference in Java
static members ( static fields or static methods) in Java are associated with their respective class rather than the objects of this class. The following code attempts to access a static field on a null reference.
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How do I convert Long to byte[] and back in java
How do I convert a long to a byte[] and back in Java?
12 Answers
12
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org.hibernate.MappingException: Could not determine type for: java.util.List, at table: College, for
... @All: Nobody told me about, the utter code misplacement in Main.java :(
– user405398
Sep 22 '10 at 23:59
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show 4 more comments
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What does OSGi solve?
... the fly and services can come and go. Developers used to more traditional Java see this as a very problematic feature and fail to see the advantage. However, it turns out that the real world is highly dynamic and having dynamic services that can come and go makes the services a perfect match for ma...
In what order do static/instance initializer blocks in Java run?
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Have you read the Java Language Specification? Static initialization does not get run when the class is loaded.
– Hot Licks
Aug 9 '14 at 13:45
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Is there a Java equivalent to C#'s 'yield' keyword?
I know there is no direct equivalent in Java itself, but perhaps a third party?
6 Answers
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How to go about formatting 1200 to 1.2k in java
I'd like to format following numbers into the numbers next to them with java:
23 Answers
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What does 'synchronized' mean?
...the same variables, objects and resources. This is not a trivial topic in Java, but here is a quote from Sun:
synchronized methods enable a simple
strategy for preventing thread
interference and memory consistency
errors: if an object is visible to
more than one thread, all reads or
w...