Concurrency and Multithreading – Java advanced (OCP)
Every Java program running has at least one thread, “main”, automatically created by the JVM. Each thread is represented by…
How to estimate your value and negotiate your salary as a developer (even as a Junior)
It’s sometimes taboo to say it out loud, but we’re all doing our job for a main purpose: earning a…
JDBC : Java DataBase Connectivity – Java advanced (OCP)
JDBC is a database neutral Java API in the java.sql package that allows connectivity and operations on databases. JDBC drivers…
Modularity – Java advanced (OCP)
Possibility to organize a projects in modules appeared in Java 9. In this post, we’ll have a look at differences…
Functional programming and lambda expressions – Java advanced (OCP)
Functional Programming (FP) is a programming paradigm, as OOP is. Java can make use of both. FP relies on Functions.…
Nested classes – Java advanced (OCP)
A nested class is a class written inside another, in order to prevent outside classes to access it or use…
Class design – OOP | Preparing for Java Oracle Associate Certification (OCA) / Java basic technical tests
This article is probably to be read together with the one on methods in Java OOP. There is a lot…
Methods – OOP | Preparing for Java Oracle Associate Certification (OCA) / Java basic technical tests
Certification and technical interviews will check if you know your OOP principles and can apply them. In the associate level…