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What are Transient and Volatile Modifiers?
Can someone explain what the transient and volatile modifiers mean in Java?
4 Answers
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Why is subtracting these two times (in 1927) giving a strange result?
...conds. So "1927-12-31 23:54:08" actually happened twice, and it looks like Java is parsing it as the later possible instant for that local date/time - hence the difference.
Just another episode in the often weird and wonderful world of time zones.
EDIT: Stop press! History changes...
The original...
Difference between JAX-WS, Axis2 and CXF
... Thanks, helps alot. So for the basic web service stuff i can just use java 1.6 to implement.And was their a implementation of jax-ws in java 1.5? Or it was added after 1.6? If i need additional features i can go with CXF?
– Maverick Riz
Jul 19 '12 at 18:52...
Does a finally block always get executed in Java?
...y a proof if you can show that this example always behaves this way on all Java platforms, AND that similar examples also always behave this way.
– Stephen C
Aug 20 '17 at 1:24
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make arrayList.toArray() return more specific types
...yList<String>();
String[] a = list.toArray(new String[0]);
Before Java6 it was recommended to write:
String[] a = list.toArray(new String[list.size()]);
because the internal implementation would realloc a properly sized array anyway so you were better doing it upfront. Since Java6 the em...
Limit a stream by a predicate
Is there a Java 8 stream operation that limits a (potentially infinite) Stream until the first element fails to match a predicate?
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Difference between web server, web container and application server
...ow:
What is the difference between application server and web server?
In Java:
Web Container or Servlet Container or Servlet Engine : is used to manage the components like Servlets, JSP. It is a part of the web server.
Web Server or HTTP Server: A server which is capable of handling HTTP requests...
Lightweight Java Object cache API [closed]
I'm looking for a Java in-memory object caching API. Any recommendations? What solutions have you used in the past?
7 Answe...
How to generate serial version UID in Intellij
...ar settings)
File -> Settings -> Editor -> Inspections -> Java -> Serialization issues -> Serializable class without 'serialVersionUID' - set flag and click 'OK'.
(For Macs, Settings is under IntelliJ IDEA -> Preferences...)
Now, if your class implements Serializable, y...
What could cause java.lang.reflect.InvocationTargetException?
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From the Javadoc of Method.invoke()
Throws: InvocationTargetException - if the underlying method throws an exception.
This exception is thrown if the method called threw an exception.
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