Prevent NPE on Aqua LaF by explicitly using Metal

Download libraries from repo1.maven.org

Updating to NBMs from NetBeans 8.0.1 as some of them are required to run on JDK8

Use scala 2.10.4 to compile on JDK8

Looks like scala change URLs of its releases

Yoshiki Shibata pointed out that collections were introduced in JDK 1.2

Bob pointed out that the extends bound is not necessary in Listable. Enough to have it in List.

Shorter lines

Identifying code snippets to be used on my blog

Example demostrating how to use trait to provide effective implementation of linked list while keeping encapsulation

Using more descriptive name than arr per Petr Hejl's request

Use indentation four

Was this a reverted condition? It seems that a code that can only be called be a test needs to be allowed when assertions are on.
When assertions are off, it should throw IllegalStateException. Right?

Andrei was confused by CountDownV1: replacing by call to method createSimpleImplementation which should be more intent describing

Andrei: Write in Java!

Andrei found missing notifyAll()

Andrei: Show the EventSupport interface

Andrei: Hide in the book the fact that in the code Playback is an innerclass

Andrei: Use doSetVolume

Andrei: Use standard formating

Andrei: Don't put the code into main method

Applying Andrei's suggestions: Using Arrays.asList

Andrei suggested to use better variable name than n1

Andrei suggested to simplify the wildcard example

Use fixed update center for NetBeans IDE 7.1.1

SuperInner examples

Providing real world example of misuse of singletons

Adding an example with defining a volume

Showing the sort example in a real project

Remove debug and too long line