Blog posts

2019

Have a Virtual Distributed Environment on Your Laptop

1 minute read

Published:

Why?

When you are trying to deploy the distributed systems such as Hadoop(HDFS, HBase, Zookeeper, Hive etc), or block chain systems (Bitcoind, Ethereum, Hyperledger, EOS etc). It’s very expensive to purchase the cloud infrastructure, and usually at the POC stage, you don’t really need those systems to test the performance, because you only want to see these distributed components talking and working. In this case, you will need to deploy a local “cluster” using the virtual machine technologies. Of course, docker is a good alternative, which we will discuss in a separate blog. FYI, for Pros and Cons of using Docker versus VMs, you can refer to this link:

Few Readings on Block Chain

less than 1 minute read

Published:

A Brief History of Humankind

The reason why I suggest reading this book is that, by reading through the history of how human evolved from animals. We can find that the biggest difference are their abilities to create concept, summarize them in the mind, and spread these ideas through the form of society.

2018

2017