Simon Willison’s Weblog

Friday, 15th October 2010

Did you mean rel=shortlink vs. rel=shorturl?

That was the cute trick in the initial proposal: it’s REV=canonical, not REL=canonical, suggesting a reverse relationship.

[... 29 words]

What are the main weaknesses of Java as a programming language?

A cultural bias towards over-engineering. In my experience Java code often ends up a huge network of Factories and AbstractFactories and Visitors and XML configuration files and every design pattern you care to mention, dozens of classes many of which contain hardly any procedural code at all. A lot of Java projects are essentially impossible to navigate without an IDE.

[... 77 words]

Is there any consensus yet on link rel=shorturl vs rev=canonical?

It’s pretty clear from the answers that rev=canonical v.s. rel=canonical is way too confusing—so it’s down to rel=shortlink v.s. rel=shorturl.

[... 38 words]

What are the main weaknesses of Ruby as a programming language?

Ruby still has a cultural tendency towards monkey-patching, aka action-at-a-distance. There are plenty of gems which modify existing classes—sometimes in ways that can break working code.

[... 45 words]

2010 » October