Review: You Don't Know JS: Scope and Closures
Disclosure: I received a review copy of this title from O’Reilly I have three main criteria when purchasing educational content – how much knowledge I can garner (bonus points for anything that I can use in the real world), the time investment required on my part and cost. You Don’t Know JS: Scope and Closures does well on all 3 fronts. The book is short and sweet, inexpensive (the eBook was $8 at time of writing) and informative. It weighs in at 78 pages (including appendices) and is the first in the multi-part You Don’t Know JS series, focusing exclusively on a small subset of the Javascript language – scopes and closures. This exclusive focus enables the author, Kyle Simpson, to cut through the fluff that usually forms a good portion of more general titles and deep dive into this narrow (but important) topic. The book is detailed and doesn’t veer away from tricky concepts. At the same time is a very quick and pleasant read – one could easily read it cover-to-cover (includi...