To reproduce: paste some Java source code into an answer or a comment, or see https://answers.atlassian.com/questions/6955/how-to-create-unit-tests-for-custom-fields for an example

An 80 character width line gets a horizontal scroll bar, which seems unnecessary.

Lines are double-spaced

The old code macro in the forums did a much better job

Suggestions to add a reference to a snippet on some other system are an unnecessary level of indirection, IMO.