The difference between Kernel#` and Kernel#system


~12 years ago by Ola Bini on Ola Bini on Java, Lisp, Ruby and AI.
Today I had a fun learning experience. It cost me several hours of work, so I will post a small notice about it here so Google can make other developers...

The Dark Ages of programming languages


~12 years ago by Ola Bini on Ola Bini on Java, Lisp, Ruby and AI.
We seem to be living in the dark ages of programming languages. I'm not saying this to bash everything; I'm actually being totally objective right now....

Three ways to add Ruby Macros


almost 12 years ago by Ola Bini on Ola Bini on Java, Lisp, Ruby and AI.
As most of my readers probably have realized at this point, I have a few obsessions. Lisp and Ruby happens to be two of the more prominent ones. And regarding...

Announcing JvYAML 0.2


almost 12 years ago by Ola Bini on Ola Bini on Java, Lisp, Ruby and AI.
I'm very pleased to announce that JvYAML 0.2 was released a few minutes ago. The new release contains all the things I've talked about earlier and a few...

The Ruby singleton class


almost 12 years ago by Ola Bini on Ola Bini on Java, Lisp, Ruby and AI.
After my post on Meta-programming techniques I got a few comments and questions about the singleton-class. This feature seem to be quite hard to understand...

In Joy and Sorrow with Continuations


almost 12 years ago by Ola Bini on Ola Bini on Java, Lisp, Ruby and AI.
Continuations is one of those topics that tend to crop up now and again. This is not strange, of course, since they happen to be one of the more powerful...

YAML and JRuby - the last bit


almost 12 years ago by Ola Bini on Ola Bini on Java, Lisp, Ruby and AI.
An hour ago I sent the patches to make JRuby's YAML support completely Java-based. What I have done more specifically, is to remove RbYAML completely, and...

Announcing JvYAML 0.2.1


almost 12 years ago by Ola Bini on Ola Bini on Java, Lisp, Ruby and AI.
The last few days have been spent integrating the JvYAML dumper with JRuby, and also to make YAML support in JRuby totally implemented in Java. As a side...

Announcing ActiveRecord-JDBC 0.2.2


almost 12 years ago by Ola Bini on Ola Bini on Java, Lisp, Ruby and AI.
Version 0.2.2 of ActiveRecord-JDBC have now been released. It contains numerous smaller bug fixes, but more importantly the support for MimerSQL. The internals...

JRuby progress


almost 12 years ago by Ola Bini on Ola Bini on Java, Lisp, Ruby and AI.
I thought that I should post a little notice about what's happening with JRuby right now. Most of this is available for you if you subscribe to FishEye...