Java Collections and Generics Best Practices, Java 9, Java 8 vs Java 9

Java Collections and Generics Best Practices, Java 9, Java 8 vs Java 9

1. http://www.codejava.net/java-core/collections/18-java-collections-and-generics-best-practices
2. https://www.udemy.com/whats-new-in-java-9/?couponCode=OPENING&siteID=d1Fh24.EiQI-_vW8SA91RBu31VF_Z6rtwQ&LSNPUBID=d1Fh24*EiQI
3. https://www.javacodegeeks.com/2010/09/java-best-practices-queue-battle-and.html
4. https://medium.com/search?q=java9
5. https://medium.com/@monzaaaa/java-8-vs-java-9-comparing-the-enhanced-features-and-functionalities-of-interface-ed701c0f203f
6. https://medium.com/@afinlay/new-language-features-in-java-9-f6f81c909628
7. https://nickebbitt.github.io/blog/2017/03/22/async-web-service-using-completable-future
8. http://www.falkhausen.de/Java-9/java.text/Exceptions.html
9. https://www.eclipsecon.org/na2016/sites/default/files/slides/Eclipse_Collections_Mini_Kata.pdf

Collection Framework Interview Questions

http://javahungry.blogspot.com/2015/05/50-java-collections-interview-questions-and-answers.html

HashMap Vs HashTable

1. HashMap permits one null key and multiple null values. Hashtable doesn't permit any sort of nulls (key or values).
2. http://javahungry.blogspot.com/2014/03/hashmap-vs-hashtable-difference-with-example-java-interview-questions.html