It’s been snowing this week in the northeast US, which makes me happy.
- Unix: sending signals to processes. Signals have always struck me as a somewhat byzantine messaging system that everyone uses for the equivalent of Ctrl-C.
- Unix: Debugging your scripts. This will be useful if it’s not already familiar to you.
- Compatibility is Hard. Contrary to popular belief, Microsoft Word documents are not backward or forward compatible, from release to release.
- From that previous link: Why Microsoft Word Must Die. The worst problems to troubleshoot are when someone says “Word/Excel is acting funny”. There’s so many intermediate layers of software in those programs that it’s difficult to find the actual data and the actions being performed on it, much less troubleshoot any process.
- SparkFun.com moved from MySQL/MariaDB to Postgres. I agree with the sentiments in the article, but I want to know the technical reasons that made Postgres the choice for scaling. (via)
- Apple ][ DOS source code. I don’t have anything I can actually do with the source, but there’s a 1977 price list pictured in the the article that shows some interesting numbers: A 4Kb RAM system costs about $1300, and the prices just go up from there.
Your unrelated comics link of the week: the first four pages of Necropolis. This comic looks to be fun.