Tags on javachannel.org

Articles on javachannel.org are going to start using Odersky’s “Scala Levels” as tags for new content (with old content being rated as they get maintained over time, possibly). The levels are in two groups: A1, A2, A3, and L1, L2, and L3. The “A” stands for “application;” the “L” stands for “library.” Put simply, the features that tend to be found in applications and libraries are different; an application can prefer concrete types...