114186 (2) [Avatar] Offline
#1
I see there's a typo in the book
cabal sandox init

instead of
cabal sandbox init
Vitaly Bragilevsky (6) [Avatar] Offline
#2
Thank you! It's fine to report typos right here!
428154 (3) [Avatar] Offline
#3
In 1.1.2:

Nothing will go unnoticeable
should be
Nothing will go unnoticed



Also,
when buying something with credit card
should be
when buying something with a credit card
428154 (3) [Avatar] Offline
#4
Not necessarily a typo, but maybe worth rephrasing.

In 1.1.3

in a limited form of conditional expressions


Perhaps either

in the limited form of conditional expressions


or

in a limited form such as conditional expressions
428154 (3) [Avatar] Offline
#5
Another sentence that may be worth rephrasing or adding some clarifying punctuation:

1.1.3

The simplest solution to generate all of the objects and then start pruning is not always efficient depending on their number and size.


Perhaps

The simplest solution, to generate all of the objects and then start pruning, is not always efficient depending on their number and size.

Vitaly Bragilevsky (6) [Avatar] Offline
#6
Thanks!