HashSet is probably the most popular implementation of a set in Java. An important reason of that is computational complexity of crucial operation on HashSet. Check sixty fith question of full-stack dev quiz to find out, if you know what that means.
HashSet is probably the most popular implementation of a set in Java. An important reason of that is computational complexity of crucial operation on HashSet. Check sixty fith question of full-stack dev quiz to find out, if you know what that means.
Liquibase has a way to easily import data from to file to a database table. Did you know that? Check sixty fourth question of full-stack dev quiz to verify if you know how to use it.
Caching may save performance of your system. For example, Caffeine Cache is one of powerful cache libraries that offer various configuration options. Speaking of options... do you know how to configure Caffeine Cache? Check sixty second question of full-stack dev quiz to check it.
Do you know how to prepare update and rollback SQL scripts with Liquibase that can be provided to a DBA? Check sixty second question of full-stack dev quiz to verify that.
You may create a primary key in a few different ways using Liquibase. Do you know which Liquibase changes support autorollback and which don't? Check sixty first question of full-stack dev quiz to test your knowledge.