JRuby - Programming language

JRuby is an actively used programming language created in 2001.

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JRuby ranks in the top 50% of languages
the JRuby wikipedia page
JRuby first appeared in 2001
See also: java, ruby, jython, c, rails, android, java-bytecode, yarv
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Example code from Wikipedia:

//Example using JSR 233 Scripting for Java 6
ScriptEngineManager mgr = new ScriptEngineManager();
ScriptEngine rbEngine = mgr.getEngineByExtension("rb");
try {
  rbEngine.eval("puts 'Hello World!'");
} catch (ScriptException ex) {
  ex.printStackTrace();
}

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Last updated February 11th, 2019