One of these days, I was looking at patterns of coding in some of the applications that I work with — written in Java and C#. I was then interested in seeing why our group happened to use hash tables so frequently in these languages. This was puzzling to me because I am used to…
There are some data structures that have wide applicability in several situations. One such example are trie data structures, which can be used in as varied situations as in compilers, text editors, and related applications. This afternoon I had some spare time, so I decided to implement a trie data structure (something that I always…
The sucess of dynamic languages such as Python and Ruby in the web has created a renewed interest in Lisp. After all, Lisp is the grandfather of all dynamic languages. For Windows users, however, it has been traditionally difficult to find good implementations of Common Lisp. The main implementations of Lisp have some difficulties that…