i sometimes go to my local library (in a big European city). The computer science section has a lot of "for Dummies" books or titles that are very specific to a

i sometimes go to my local library (in a big European city). The computer science section has a lot of "for Dummies" books or titles that are very specific to a certain language version or framework (java 6, Symfony 3). Most of those can go straight to the trash. The many timeless books that exist are far and few between.