Contact background
When the first contact with a lambda expression, I feel this thing is quite magical (high to force the grid), a () plus -> will be able to pass a piece of code, the code of my colleagues when the company took over the project, and he does not understand the characteristics of java8 see also confused, and then it quickly looked under "java8 real" book, I decided to write a series of blog java8 characteristics, both to deepen their own impression, but also to share with you, we hope the exhibitions