Note, we're switching to an every-other week

• 
  
• Java SE 8 officially launched:
  
• Java Tutorials page on Java 8
  
• Great features as discussed on this tutorial
  
• Also examples on the GitHub repo - https://github.com/winterbe/java8-tutorial
  
• Cool new features include:
  
  
  • 
    
  • Lambda and functional interfaces (single method with @FunctionalInterface) - lots of built-in ones including ones from Guava
    
  • Extension methods - default methods (real code) for interfaces with the default keyword
    
  • References to methods and constructors with ::
    
  • Predicates - include test(), negate(), nonNull, isNull, isEmpty, etc...
    
  • Functions - single param, return a result, can be chained
    
  • Multiple Inheritance via Suppliers and Consumers
    
  • Enhanced Comparators
    
  • Optionals to wrap optional (nullable) values - to avoid NullPointerException
    
  • Streams - which can be attached to JDK collections and can have filters and sorting applied, can work on match, count, reduce, etc… Parallel streams are possible - i.e. spawn multiple threads
    
  • New Time (Date) API
    
  • Clock - access to current date/time, aware of timezone, can call Clock.systemDefaultZone().millis()
    
  • LocalTime, LocalDate, LocalDateTime, time Zones
    
  • Cool new repeatable annotations
    
  • Much more...
    
  
  
• Increase your productivity by improving your health in 7 mins: 7 min high intensity workout anyone can do
  

• Meet the machines that steal your phones data

  
  

• Introduction to Apache Avro - serialization processing API that is used by Hadoop tools and that you can use yourself

  
  
  
  • 
    
  • Introduction
    
  • Tutorial Part 1
    
  • Tutorial Part 2
    
  • Ken was trying to remember this serialization project for Javascript
    
  
  

• Haydle Hackathon Report - Fun with EmberJS

  
  

• Low energy BlueTooth with new AdaFruit device

  
  

• Let's talk Android Watches - Android Wear

  
  
  
  • 
    
  • Get Started with the Developer Preview
    
  
  

The post DevNews 83 – Through a distorted audio channel, we give you Java 8 appeared first on Chariot Solutions.