Summary: The Java piscine is developed in order to overcome the barrier to entry to the professional field. All days of the piscine are focused on learning and understanding the Java infrastructure and basic technologies which are used in enterprise development.

• Day00
  Basic Java language constructs.
  Note: little schedule command-line app in ex05.
• Day01
  Utilising SOLID in OOP and implementing users transaction principle.
• Day02
  Input-output and file management.
  Note: app for file signature definition in ex00, vocabulary comparison of two files in ex01, file manager (mv, ls, cd).
• Day03
  Multi-threading.
• Day04
  Creating archives and a bit of image processing.
• Day05
  SQL and JDBC. Implementing a very simple data handling logic for a chat app.
• Day06
  Unit testing with JUnit5.
• Day07
  Reflection API.
• Day08
  Spring context.
• Day09
  Java Sockets. Simple terminal chat for multiple users using multi-threaded server.