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Eclipse error: 'Failed to create the Java Virtual Machine'
...ms\jdk1.6\bin lines.
Also, a general recommendation: set -Dosgi.requiredJavaVersion=1.6, not 1.5.
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Why does this code using random strings print “hello world”?
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When an instance of java.util.Random is constructed with a specific seed parameter (in this case -229985452 or -147909649), it follows the random number generation algorithm beginning with that seed value.
Every Random constructed with the same...
Dealing with “java.lang.OutOfMemoryError: PermGen space” error
...n going into the Tomcat/bin directory and running tomcat6w.exe. Under the "Java" tab, add the arguments to the "Java Options" box. Click "OK" and then restart the service.
If you get an error the specified service does not exist as an installed service you should run:
tomcat6w //ES//servicename
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How to exclude a file extension from IntelliJ IDEA search?
...ij 16 there is a section "File name Filter" to exclude an extension use !*.java. You can give more detailed patterns as well for example I use the pattern below to only return .java files except those with a name starting or ending with test.
Pattern: !*test.java,*.java,!Test*.java
In recent vers...
calling non-static method in static method in Java [duplicate]
...probably dedicated to utility-like methods that could be static.
However, Java doesn't allow the implementation of an interface-defined method to be static. So when you (naturally) try to make the method static, you get the "cannot-hide-the-instance-method" error. (The Java Language Specification m...
Simple explanation of clojure protocols
...but fail in one way or another: Interfaces and Extension Methods in C# and Java, Monkeypatching in Ruby, Python, ECMAScript.
Note that Clojure actually already has a mechanism for solving the Expression Problem: Multimethods. The problem that OO has with the EP is that they bundle operations and ty...
Is there any free OCR library for Android? [closed]
I'm looking for a Java OCR that runs on Android, however Asprise doesn't seem to be a platform independent OCR. is there any opensource/free Java OCR I can use for android application development?
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Different types of thread-safe Sets in Java
... lot of different implementations and ways to generate thread-safe Sets in Java.
Some examples include
4 Answers
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In Java, how do I parse XML as a String instead of a file?
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javadocs show that the parse method is overloaded.
Create a StringStream or InputSource using your string XML and you should be set.
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Is there a way to instantiate a class by name in Java?
...ow to instantiate a class when having its name. Is there a way to do it in Java? I will have the package name and class name and I need to be able to create an object having that particular name.
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