0.6. Conventions Used in This Book
The following conventions are used in this book:
- Italic
 
- Used for file and directory names and URLs, and for the first mention
of new terms under discussion.
 
- Constant width
 
- Used for code examples.
 
- Constant width italic
 
- In some code examples, indicates an element (e.g., a filename) that
you supply.
 
The following icon is used in this book:
TIP: 
Indicates a tip, suggestion, or general note.
  |   |   | 
| 0.5. Examples |   | 0.7. Comments and Questions |