This category is for questions or discussion of the core Johnny.Decimal concepts as per the website sections:
10-19 Concepts
11 Core concepts
11.01 Introduction
11.02 Areas and categories
11.03 IDs
11.04 Philosophy
11.05 The index/JDex
11.06 Saving files
11.07 Keeping notes
11.08 The Librarian
12 Advanced concepts
12.01 Managing email
12.02 Other JDex methods
12.03 The standard zeros
12.04 Working at the command line
12.05 AC.ID notation
...
15 Patterns & templates
15.01 Introduction
15.02 Creative pattern
Also see: