一、Pod定义
官网文档对Pod的定义是：
A Pod is the basic building block of Kubernetes–the smallest and simplest unit in the Kubernetes object model that you create or deploy. A Pod represents a running process on your cluster.继续阅读 »
New features
Add wait multi-processes interface
Add uuid generator
Add hash library module
Add __tb_deprecated__ keyword and option
Changes
Move some utils interfaces to the hash module
Rewrite random generator
Bugs fixed
Fix stdout compatibility issue for vs2015
Fix process arguments length limit继续阅读 »
Twelve days after the initial commit, pipeR tutorial is released!
If you want to write R code fluently and process data elegantly, I strongly recommend that you read this tutorial which is designed to serve as a complete guide to pipeR package, including how it works with dplyr, rlist, and rvest with vivid examples.继续阅读 »
开发环境：Python 3.4.3 (v3.4.3:9b73f1c3e601, Feb 24 2015, 22:44:40) [MSC v.1600 64 bit (AMD64)] on win32
自序
也许你会说，我为什么要学习使用CSV模块呢？没有CSV模块我一样可以解析操作CSV文件，比如下面这种代码：
python
with open('stocks.csv') as f:
for line in f:
row = line.split(',')
# process row
...
使用这种方式的一个缺点就是你仍然需要去处理一些棘手的细节问题。比如，如果某些字段值被引号包围，你不得不去除这些引继续阅读 »
Introduction
The purpose of this document is to give an introduction and overall description of the contribution process for contributors new to Mesos. This document is intended to extend the existing documentation with a focus on on-boarding contributors to the community as quickly as possible.继续阅读 »