Lambda用到了JDK8自带的一个函数式接口Comparator<T>. 准备一个Apple类 public class Apple { private int weight; private String color; public Apple(){} public Apple(int weight) { this.weight = weight; } public Apple(int weight, String color) { this.weight = weight; this.c
#coding:utf8 import os,time directory = "d:/scrapy tutorial/" t = [] d = {} for filename in os.listdir(directory): path = directory + filename time1 = time.ctime(os.path.getmtime(path)) d[time1] = filename t.append(time1) n = 1 for i in sorted(t
sql server 分页按时间排序 select * from (select<include refid="Base_Column_List"/>, ROW_NUMBER() OVER(Order by check_date )-1 AS RowNumber from user <include refid="pageListQueryCondition"/> ) c where RowNumber BETWEEN (#{paginati