Aristotle Pagaltzis

For a time, I could not just run freebsd-update normally, because it would just bail out with an error due to some of my local changes in /etc (namely in my case to /etc/ssh/sshd_config ). The error handling has since improved, but patch-level updates still won’t merge changes to files in /etc . This meant figuring…

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Tree traversal without recursion: the tree as a state machine (2007)

2019209 points77 comments Software Engineering details

I am currently working my way through Higher-Order Perl , a highly recommended tome on effective and practical use of functional programming techniques in Perl. As you’d expect from a book that spends a lot of time discussing such concepts as function composition and recursion, the subject of tree traversal makes a…