PostgreSQL allows duplicate nulls in unique columns
It seems strange, but duplicate null values do not violate unique constraints in PostgreSQL.
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Command line clipboard access
It is possible to control the clipboard (copy and paste) from the command line in linux and OSX. In linux, the command is xsel, and in OSX, pbcopy/pbpaste.
Zero bug releases
One of the companies I worked for had a rule which dictated zero bugs in each release. Any bug that was found during the formal QA process had to be fixed be...
Announcing pulse-0.2.0
I just released a new version of pulse. Pulse adds an action to your rails project that can be used for external health checking. The most common use is by a...
Announcing new gem: pulse
I created a new rubygem called pulse. From the README: