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Calling a Java method with no name
...answer. Find out more about initialization block at http://docs.oracle.com/javase/tutorial/java/javaOO/initial.html
– Stanley
Dec 4 '12 at 9:01
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Dealing with “Xerces hell” in Java/Maven?
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When I try this, I get JavaMelody and Spring throwing java.lang.NoClassDefFoundError: org/w3c/dom/ElementTraversal at runtime.
– David Moles
May 28 '14 at 19:15
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Why do Java webapps use .do extension? Where did it come from?
I have always wondered why so many Java developers use ".do" as the extension for their web controller (MVC) resources. Example: http://example.com/register.do
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Regex expressions in Java, \\s vs. \\s+
...nts the regex match from failing. from http://www.coderanch.com/t/570917/java/java/regex-difference
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Debug a java application without starting the JVM with debug arguments
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On Java 11 jsadebugd was replaced by jhsdb debugd. So that becomes jhsdb debugd --pid <pid>. See slides of a talk presenting jhsdb and the docs for jhsdb
– Delthas
May 1 at 4:07
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What's the difference between passing by reference vs. passing by value?
...s are "value types" and others are "reference types" -- among them are C#, Java, and JavaScript.
4There's nothing bad with recycling a fitting old term per se, but one has to somehow make it clear which meaning is used each time. Not doing that is exactly what keeps causing confusion.
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Why does the JVM still not support tail-call optimization?
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Diagnosing Java Code: Improving the Performance of Your Java Code (alt) explains why the JVM does not support tail-call optimization.
But although it is well known how to automatically transform a tail-recursive function into a sim...
Apache Tomcat Not Showing in Eclipse Server Runtime Environments
...epler - http://download.ecliplse.org/releases/kepler
Expand "Web, XML, and Java EE Development"
Check JST Server Adapters (version 3.2.2)
After that I could define new Server Runtime Environments.
EDIT: With Eclipse 3.7 Indigo Classic, Eclipse Kepler and Luna, the steps are the same (with appropr...
When to use LinkedList over ArrayList in Java?
...ng a position in the list takes time proportional to the size of the list. Javadoc says "operations that index into the list will traverse the list from the beginning or the end, whichever is closer", so those methods are O(n) (n/4 steps) on average, though O(1) for index = 0.
ArrayList<E>, o...
Why does InetAddress.isReachable return false, when I can ping the IP address?
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Here are other, similar questions :
Detect internet Connection using Java
How do I test the availability of the internet in Java?
And even a reported bug on this same matter :
http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4921816
Part 1 : A reproducible example of the problem
Note t...