Skip to content

Category Archives: Ruby

Monads Are Not Metaphors

27
Dec
2010

This article is also available in Japanese.
I am about to break a promise. Almost three years ago, I promised myself that I would never write an article about monads. There are too many such articles already; so many, in fact, that people are often confused by the sheer proliferation. Everyone seems to [...]

Hacking Buildr: Interactive Shell Support

12
Jan
2009

Last week, we looked at the unfortunately-unexplored topic of Scala/Java joint compilation.  Specifically, we saw several different ways in which this functionality may be invoked covering a number of different tools.  Among these tools was Buildr, a fast Ruby-based drop-in replacement for Maven with a penchant for simple configuration.  In the article I mentioned that [...]

Integrating Scala into JRuby

29
Sep
2008

More and more projects (especially startups) have been choosing to build their software in multiple languages.  Rather than using SQL for the database, XML for the RPC and Java for the everything else, companies have learned that sometimes a different language can serve best in a specific area.  Ola Bini provides some guidance with regards [...]

Implicit Conversions: More Powerful than Dynamic Typing?

15
Sep
2008

One of the most surprising things I’ve ever read about Scala came in the form of a (mostly positive) review article.  This article went to some lengths comparing Scala to Java, JRuby on Groovy, discussing many of its advantages and disadvantages relative to those languages.  Everyone seems to be writing articles to this effect these [...]

Pipe Dream: Static Analysis for Ruby

30
Jun
2008

Yes, yes I know: Ruby is a dynamic language.  The word “static” is literally opposed to everything the language stands for.  With that said, I think that even Ruby development environments would benefit from some simple static analysis, just enough to catch the really idiotic errors.
Here’s the crux of the problem: people don’t test well.  [...]