ClassLoaders java [jvm]

[Video]
Do You Really Get Class Loaders?
https://www.youtube.com/watch?v=t8sQw3pGJzM

[Basics]
The basics of Java class loaders
http://www.javaworld.com/article/2077260/learn-java/learn-java-the-basics-of-java-class-loaders.html
Java Class Loading: The Basics
http://www.developer.com/java/other/article.php/2248831/Java-Class-Loading-The-Basics.htm
Understanding the Java ClassLoader
http://www.ibm.com/developerworks/java/tutorials/j-classloader/j-classloader.html

java concurrency [links, part 2]

- Tutorial with code
Java Concurrency - Part 1 : Threads
http://baptiste-wicht.com/posts/2010/05/java-concurrency-part-1-threads.html
Java Concurrency : Part 2 - Manipulate Threads
http://baptiste-wicht.com/posts/2010/05/java-concurrency-part-2-manipulate-threads.html
Java Concurrency – Part 3 : Synchronization with intrinsic locks
http://baptiste-wicht.com/posts/2010/08/java-concurrrency-synchronization-locks.html
Java Concurrency - Part 4 : Semaphores
http://baptiste-wicht.com/posts/2010/08/java-concurrency-part-4-semaphores.html
Java Concurrency - Part 5 : Monitors (Locks and Conditions)
http://baptiste-wicht.com/posts/2010/09/java-concurrency-part-5-monitors-locks-and-conditions.html
Java Concurrency - Part 6 : Atomic Variables
http://baptiste-wicht.com/posts/2010/09/java-concurrency-atomic-variables.html
Java Concurrency - Part 7 : Executors and thread pools
http://baptiste-wicht.com/posts/2010/09/java-concurrency-part-7-executors-and-thread-pools.html