pooooch

time tar zxvf weather.tz -O 2>&1 | awk '{if(substr($2,0,4)>=1996){a=$1" "substr($2,0,7);split($3,max,":");split($4,min,":");arr[a]+=max[2]-min[2];num[a]+=1}}END{for(i in arr) print i,arr[i]/num[i]}'  | awk '{if(max[$1]<$3){max[$1]=$3;date[$1]=$2;} else if(max[$1]==$3){date[$1]=date[$1]" "$2}}END{for(i in max) print i,date[i],max[i]}' > res    

pooooch

#!/usr/bin/env python
# -*- coding: utf-8 -*-
        
"""计算各大城市温差最大的月份            
@author:linyi   
"""             
from __future__ import division 
from sys import argv

city_month={}

pooooch

import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;

public class OuterClass {

    private static int x = 0;
    private int y = 0;

    //非static内部类

pooooch

#!/bin/bash

#===================================
#按split分割文件，并发处理，提高效率
#===================================

##默认分割为3份
split=3
if [ $2 ]; then
split=$2

pooooch

#!/usr/bin/python
# -*- coding:utf-8 -*-

import random

devs=[
      '临意','凤豪','不罕','乞儿','千宜',
      '容若','少夕','少符','本相','盈轩',
      '苓心','青树','黑崎','卜巨','平威',
      '承泽','条子','畅博'

pooooch

import java.util.HashMap;
import java.util.Map;
import java.util.Map.Entry;

/**
 * 一种本地缓存的无锁实现思路
 * 适用场景：预先知道的需要缓存的一批数据,比如卖家品牌授权,馆信息,达人信息
 * 数据更新不太频繁,定时更新或者更新由自己手动控制
 */
public abstract class AbstractLocalCache<K, V> {

pooooch

package pattern;

import java.util.Observable;
import java.util.Observer;

public class ObserverExample {

    public static void main(String[] args) {