Update free-programming-books-ru.md (#2734)

free-programming-books-ru.md

@@ -120,6 +120,7 @@
 ### Java
 
 * [Java Programming for Kids, Parents and Grandparents](http://myflex.org/books/java4kids/java4kids.htm) - Yakov Fain
+* [Учебник Java 8](https://urvanov.ru/2016/03/23/%D1%83%D1%87%D0%B5%D0%B1%D0%BD%D0%B8%D0%BA-java-8) - Фёдор Урванов
 
 
 ### JavaScript