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python对文件操作
对文件操作流程 现有文件如下 Somehow, it seems the love I knew was always the most destructive kind 不知为何,我经历的爱情总是最具毁灭性的的那种 Yesterday when I was young 昨日当我年少轻狂 The t ...
分类:编程语言   时间:2018-06-23 19:10:36    阅读次数:222
统计生成日期为昨天的数据
统计生成日期为昨天的数据(按日期算,非24小时):via1.py#!/usr/bin/pythonimportosimportdatetimeimportshutildir="/ming"yesterday=datetime.date.today()-datetime.timedelta(days=1)os.remove("/log/110Hudrm/gmsnew.t
分类:其他好文   时间:2018-06-19 18:54:47    阅读次数:152
datetime函数
datetime函数:via1.py#!/usr/bin/pythonimportdatetimenow=datetime.datetime.now()today=datetime.date.today()yesterday=datetime.date.today()-datetime.timedelta(days=1)printnowprinttodayprintyesterday:wqpyth
分类:其他好文   时间:2018-06-19 17:47:34    阅读次数:173
counting swaps
3602 Counting Swaps 0x30「数学知识」例题 背景 https://ipsc.ksp.sk/2016/real/problems/c.html Just like yesterday (in problem U of the practice session), Bob is b ...
分类:其他好文   时间:2018-06-16 21:09:21    阅读次数:178
通过nginx日志,统计最近两天的交易笔数
#!/bin/bash yesterday=`date -d last-day +%Y-%m-%d` dayago=`date -d '2 days ago' +%Y-%m-%d` #echo $yesterday yester=`grep 'createOrderPayByQrcode.in' /... ...
分类:其他好文   时间:2018-06-16 15:13:43    阅读次数:146
文本操做小结
文本操做: 对文件操作流程: 1. 打开文件,得到文件句柄并赋值给一个变量 2. 通过句柄对文件进行操作 3. 关闭文件 data = open("file").read() print(data) fs = open("yesterday","r", encoding="utf-8") #fs即文 ...
分类:其他好文   时间:2018-06-15 00:00:10    阅读次数:231
B - Beautiful Year
Problem description It seems like the year of 2013 came only yesterday. Do you know a curious fact? The year of 2013 is the first year after the old 1 ...
分类:其他好文   时间:2018-06-05 21:15:50    阅读次数:258
Lining Up
问题 H: Lining Up 题目描述 There are N people, conveniently numbered 1 through N. They were standing in a row yesterday, but now they are unsure of the orde ...
分类:其他好文   时间:2018-06-01 15:32:12    阅读次数:202
linux shell中 if else以及大于、小于、等于逻辑表达式介绍
在linux shell编程中,大多数情况下,可以使用测试命令来对条件进行测试,这里简单的介绍下, 比如比较字符串、判断文件是否存在及是否可读等,通常用"[]"来表示条件测试。注意:这里的空格很重要。要确保方括号的空格。笔者就曾因为空格缺少或位置不对,而浪费好多宝贵的时间。if ....; then ...
分类:系统相关   时间:2018-05-27 23:44:04    阅读次数:217
oracle update set select from 关联更新
update table1 s set s.yesterday = (select yesterday from table1_BACK sb where sb.tagname = s.tagname and rownum = 1) where s.tagname = (select tagname ...
分类:数据库   时间:2018-05-20 19:27:44    阅读次数:321
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