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How to get Scala List from Java List?
I have a Java API that returns a List like:
6 Answers
6
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Command prompt won't change directory to another drive
I'm trying to compile some java (learning java currently), and to do so I need to change command-prompt's directory (using javac).
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Fastest way to iterate over all the chars in a String
In Java, what would the fastest way to iterate over all the chars in a String, this:
8 Answers
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SQL parser library for Java [closed]
Is there an open-source Java library for parsing SQL statements?
7 Answers
7
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Is there a stopwatch in Java?
Is there a stopwatch in Java? On google I only find code of stopwatches which don't work - they always return 0 milliseconds.
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When do Java generics require
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First - I have to direct you to http://www.angelikalanger.com/GenericsFAQ/JavaGenericsFAQ.html -- she does an amazing job.
The basic idea is that you use
<T extends SomeClass>
when the actual parameter can be SomeClass or any subtype of it.
In your example,
Map<String, Class<? ext...
How to make System.out.println() shorter
...pets" plugin for your favorite text editor/IDE
Static Import
import static java.lang.System.out;
out.println("Hello World");
Explore JVM languages
Scala
println("Hello, World!")
Groovy
println "Hello, World!"
Jython
print "Hello, World!"
JRuby
puts "Hello, World!"
Clojure
(println "Hello, W...
Gradle, “sourceCompatibility” vs “targetCompatibility”?
...ity and sourceCompatibility maps to -target release and -source release in javac. Source is basically the source language level and target is the level of the bytecode that is generated.
More details can be found in the javac the cross compilation section.
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Java EE 6 @javax.annotation.ManagedBean vs. @javax.inject.Named vs. @javax.faces.ManagedBean
I feel there is a little mess in the Java EE 6 spec. There are several sets of annotations.
3 Answers
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Generate UML Class Diagram from Java Project [closed]
Is there a good tool that can help to reverse engineer Java classes to UML that will show an overview of how my classes are related to each other? It doesn't need to decompile from JAR file because I have the sources. I know there are quite a few out there but most of those can only generate individ...