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$KCODE = 'u'  
# Goal: 小写金额转换为大写金额
# Limit: 金额整数位支持到亿位，小数点后支持两位并且不支持四舍五入

class ChineseFee
  attr_reader :chn_numbers, :chn_units, :chn_decimals
  
  def initialize
    @chn_numbers = %w(零 壹 贰 叁 肆 伍 陆 柒 捌 玖)
    @chn_units = %w(元 拾 佰 仟 万 拾万 佰万 仟万 亿)

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def triangle(a, b, c)
  if a == 0 || b == 0 || c == 0
    raise TriangleError
  end
  if((a+b < c) || (a+c < b) || (b+c < a))
    raise TriangleError
  end
  if a == b && b == c # && a == c 
    :equilateral
  elsif a == b || b == c || c == a

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def triangle(a, b, c)
  raise TriangleError if [a,b,c].min <= 0
  x, y, z = [a,b,c].sort
  raise TriangleError if x + y <= z
  [:equilateral,:isosceles,:scalene].fetch([a,b,c].uniq.size - 1)
end

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Backend Development

• node.js
  • Installation paths: use one of these techniques to install node and npm without having to sudo.
  • Node.js HOWTO: Install Node+NPM as user (not root) under Unix OSes
  • Felix's Node.js Guide
  • Creating a REST API using Node.js, Express, and MongoDB
  • Node Cellar Sample Application with Backbone.js, Twitter Bootstrap, Node.js, Express, and MongoDB
  • JavaScript Event Loop
• Node.js for PHP programmers

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# https://coreos.com/docs/running-coreos/platforms/openstack/

Step one:

```
$ wget http://alpha.release.core-os.net/amd64-usr/current/coreos_production_openstack_image.img.bz2
$ bunzip2 coreos_production_openstack_image.img.bz2
$ glance image-create --name CoreOS \
  --container-format bare \
  --disk-format qcow2 \

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下载安装包

文件名为YonghongBI.sh

使用java:8镜像为基础容器镜像

dsxiao@omegamaster1:~$ docker images java
REPOSITORY          TAG                 IMAGE ID            CREATED             VIRTUAL SIZE
java 8 de4a13c84f53 8 days ago 641.9 MB

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# 下载测试包
git clone https://github.com/brownsys/zookeeper-benchmark.git

# build bench tools
mvn -DZooKeeperVersion=3.4.6 package

# run benchmark
java -cp target/lib/*:target/* edu.brown.cs.zkbenchmark.ZooKeeperBenchmark --conf benchmark.conf

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#!/bin/sh

##############################################
data_paths=/srv/dockerdata/debuild:/build    #
data_name=debdata			     #
data_image=user/debdata		     #
bridge=br0				     #
ipfile=/etc/default/docker_ips		     #
##############################################

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###RUN SPARK ON 数人云

###单机版

• Mesos运行在host上
• Spark driver 和 executor运行docker上

#####1.搭建Mesos集群环境 详情 ，登录数人云，登录控制台后，通过集群管理创建自己的集群 #####2.运行Spark demo

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upstream tumblr {
        server 72.32.231.8:80;
}

server {
        listen          80;
        server_name     jyorr.com;

        access_log      /var/log/nginx/jyorr.access.log;