theharveyz

package main

import (
	"bytes"
	"fmt"
	"log"
	"strings"
)

theharveyz

# 1. list => dict
arr1,arr2 = ['a', 'b'],[1,2]
dic = dict(zip(arr1, arr2)) # {'a':1, 'b':2}

theharveyz

# 字典排序:

# 1. 根据key排序
items = dict.items()
items.sort() # list 的sort属性
for key,value in items:
    print key,value
'''or'''
print key, dict[key] for key in sorted(dict.keys()) # sorted方法:从小到大排列

theharveyz

<?php

function is_json_str($str) {
  json_decode($str);
  return json_last_error() === JSON_ERROR_NONE;
}

theharveyz

Constants

• NL: new line 一般指\r\n
• CR: 回车carriage return \r
• LF: 换行line feed \n

Terms

• ESB: Enterprise Service Bus 服务总线(SOA)
• RFC: Requests For Comments 征求意见稿
• SOA: service-oriented architecture 面向服务体系架构

theharveyz

<snippet>
	<content><![CDATA[
# -*- coding: utf-8 -*-
]]></content>
	<!-- Optional: Set a tabTrigger to define how to trigger the snippet -->
	<tabTrigger>py.h</tabTrigger>
	<!-- Optional: Set a scope to limit where the snippet will trigger -->
	<!-- <scope>source.python</scope> -->
</snippet>

theharveyz

# -*- coding: utf-8 -*-

def dummy_decorator(injection):
	print 'dummy'
	return injection

def test_decorator(injection):
	print 'foooo'
	def wrapper(params):
		print 'barrrr'

theharveyz

# -*- coding: utf-8 -*-
class A(object):
	def foo(self):
		print 'hello A'

	@classmethod
	def demo(cls):
		s = cls()
		s.foo()

theharveyz

<?php
/**
 * stream解释: 将数据从开始位置传送到目的位置, 可以是大流量文件传输
 * 1. stream的过程:
 * 		开始通信
 * 		读取数据
 * 		写入数据
 * 		结束通信
 *  ## 可以说stream是这一过程的抽象
 *

theharveyz

import http from 'http';
import cluster from 'cluster';
import os from 'os';

const port = 3001;
// cpu核数
const numCpus = os.cpus().length;
console.log(`The num of cpu: ` + numCpus);

// 实现Load balancer