Chapter 2

1. Because changes applied by software lose all the comments inserted by the user and sort the items in alphabetical order.
2. Dynamically typed parsing is better when you are not sure which fields will be present in the file and you want to allow some missing fields. Statically typed parsing is better when you want to discard files that do not respect the expected format.
3. A derive from Serialize is needed when you want to send (write) a data structure out of your software. A derive from Deserialize is needed when you want to receive (read) a data structure.
4. This is a format in which fields are indented to show the structure of the data visually.
5. Because it minimizes the use of memory by loading data into memory a little at a time.
6. SQLite is better when you want to save disk space, memory space, start up time, and sometimes also throughput. PostgreSQL is better when you have complex security needs, or when your data must be accessible for several users at a time.
7. This is a reference...