OCP 8 Book Bonus:  Creating a Derby Database in Java 8

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Archive for September, 2015

OCP 8 Book Bonus: Creating a Derby Database in Java 8

September 12th, 2015 by Jeanne Boyarsky

While it is certainly possible to get all the JDBC questions on the exam without running any code or understanding any SQL, it is nice to be able to follow along. This blog post is meant to help anyone who has purchased our book, OCP: Oracle Certified Professional Java SE 8 Programmer II Study Guide: […]

comparing strings with compareTo

September 6th, 2015 by Jeanne Boyarsky

  Thinking about using our See what other topics you need to learn and where to read about that. One of those topics is comparing two Strings using compareTo(). Luckily there are only two things you need to know. What does compareTo() return. Scenario Result The two Strings are equal 0 The first String sorts earlier alphabetically  a […]

using iterators in java

September 6th, 2015 by Jeanne Boyarsky

  Thinking about using our See what other topics you need to learn and where to read about that. One of those topics is iterating through a list. Since Java 5, the most common way to iterate though a list (if you don’t need the loop index) is: Before Java 5 came along, there was another way: But […]