Opening

Assalamu'alaikum wr wb

In the name of Allah

First, let me introduce my self
my name is Ugung DA Wibowo
I'm a learner, so I'll be a trainer

This blog just for learning

My friend said: "you are nobody without thinking"
Other said: "you are nothing, when you are not think, so write something"

So, I'm writing now...

Wassalam wr wb