Ruby constants have weird behavior in class_eval
I was playing with some code the other day, and I noticed that constants work strangely in class_eval blocks. Sometimes it can find the constant, and sometim...
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Working on a remote box with sshfs
I needed to edit numerous files today on a remote linux box. Normally, I would ssh in and use vi. However, I had to edit ruby/rhtml files and I wanted a fami...
Useful unix tricks
Update (2/20/09): Check out Useful unix tricks – part 2, Useful unix tricks – part 3 and Useful unix tricks – part 4
Another solution for disconnected unit tests
Update (9/5/07): My project has since switched over to UnitRecord for the reasons outlined by Dan Manges.
Ruby’s frustrating use of cryptic variables
One thing that really bothers me about ruby is its use of cryptic variables such as $: and $?. For example: