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为什么程序员不擅长估算时间

et/news/31646/programmers-are-bad-estimating?from=20120812 一个曾经与我一起工作过的经验丰富的项目经理声称,他拿到程序员的时间估算以后,先将它乘以π,然后转化下一个时间数量级后,才能得到真正的值。1 天转化成3.14周。他过去因为程序员不擅长估算时间而吃尽了苦头
爱搁浅 2012-08-17 浏览(45)
http://www.cnblogs.com/yuerdongni/archive/2012/08/17/2643341.html

为什么程序员不擅长估算时间

et/news/31646/programmers-are-bad-estimating?from=20120812
hejiyong 2012-08-17 浏览(12)
http://www.cnblogs.com/hogan/articles/2644708.html

linux 常用命令

estions/31646/default-gateway-changing) ## 代理 在代理环境下使用任何系统都不是一件轻松地事情,有时候,你需要在很多地方设置代理,如果条件允许的话,还是尽量不要使用代理或者将代理假设在区域路由器这一层。 ## mysql相关 ### [Using an ali
六月的海 2017-06-08 浏览(11)
http://www.cnblogs.com/Rexxar/p/6963024.html

Download and run CSQL on Linux -Only two commands will be used to start the server

-server-31646 If you ever wanted to start using the Enterprise CSQL MMDB on your computer, this article is for you. It will show how to download, configure an
jin rize 2010-01-20 浏览(1226)
http://www.cnblogs.com/jinrize/archive/2010/01/20/1652120.html

栈帧示意图:stack pointer、frame pointer

ed/show/31646-1.php 一: The calling convention described in this section is the one used by gcc, not the native MIPS compiler, which uses a more complex conven
qinfengxiaoyue 2014-01-16 浏览(2090)
http://www.cnblogs.com/qinfengxiaoyue/p/3523166.html

poj_2104K-th Number

ssions: 31646 Accepted: 9771 Case Time Limit: 2000MS Description You are working for Macrohard company in data structures department. After failing you
n3verl4nd 2013-05-28 浏览(5)
http://www.cnblogs.com/lgh1992314/archive/2013/05/28/5835014.html

Linux 下使用sendmail搭建邮件服务器

l, pri=31646, dsn=2.0.0, stat=Sent 解决:这种一般是网络问题,网络不能访问139的邮件服务器导致,找网络工程师协调查看下服务器的网络配置。 参考文章:http://blog.csdn.net/enemyisgodlike/article/details/50723866http:/
他大哥 2016-10-09 浏览(2)
http://www.cnblogs.com/tadage/p/7314661.html

FP_growth算法zz

大提高了效率,用31646条测试记录,最小支持度是2%,用Apriori算法要半个小时但是用FP_growth算法只要6分钟就可以了,效率非常明显。它的核心是FP_tree,一种树型数据结构,特点是尽量把相同元素用一个节点表示,这样就大大减少了空间,和birch算法有类似的思想。还是以如下数据为例。 每一行表示一条交易
风生水起 2012-09-04 推荐(1) 评论(1) 浏览(2489)
http://www.cnblogs.com/end/archive/2012/09/04/2670954.html

线上性能问题初步排查方法

ked (a org.apache.tomcat.util.net.AprEndpoint$Worker) at org.apache.tom...280> (a org.apache.tomcat.util.net.AprEndpoint$Worker) at org.apache.tomcat.uti
陈建忠 2017-07-03 浏览(21)
http://www.cnblogs.com/111testing/p/7108607.html

FP—Growth算法

大提高了效率,用31646条测试记录,最小支持度是2%, 用Apriori算法要半个小时但是用FP_growth算法只要6分钟就可以了,效率非常明显。 它的核心是FP_tree,一种树型数据结构,特点是尽量把相同元素用一个节点表示,这样就大大减少了空间,和birch算法有类似的思想。还是以如下数据为例。 每一行表示一条
未选择的路 2015-03-16 浏览(247)
http://www.cnblogs.com/huicpc0212/p/4341334.html

[1010]模拟赛

, 31641,31646,31653,31667,31669,31676,31683,31690,31709,31711, 31718,31723,31732,31739,31751,31765,31767,31774,31781,31786, 31793,31795,31802,31807,31814,31821,
i will be better. 2011-10-14 浏览(2789)
http://www.cnblogs.com/sprayoflearn/archive/2011/10/14/2211094.html

省市县导入mysql代码,通过csv

6,"来凤县",31646,196,"鹤峰县",31647,197,"岳麓区",31648,197,"芙蓉区",31649,197,"天心区",31650,197,"开福区",31651,197,"雨花区",31652,197,"开发区",31653,197,"浏阳市",31654,197,"长沙县",31655,19
lexus 2010-12-03 浏览(235)
http://www.cnblogs.com/lexus/archive/2010/12/03/1895468.html

省市县导入mysql代码,通过csv

6,"来凤县",31646,196,"鹤峰县",31647,197,"岳麓区",31648,197,"芙蓉区",31649,197,"天心区",31650,197,"开福区",31651,197,"雨花区",31652,197,"开发区",31653,197,"浏阳市",31654,197,"长沙县",31655,19
lexus 2010-12-03 浏览(167)
http://www.cnblogs.com/lexus/archive/2010/12/03/1895469.html

中文汉字转换拼音PHP类

22173, 31646, 24974, 63132, 59367, 51947, 64961, 28600, 28565, 35837, 32901, 53480, 64449, 41410, 50157, 61923, 61581, 64705, 55260, 64193, 44188, 39320, 22759
子海蓝心 2014-10-15 浏览(280)
http://www.cnblogs.com/851507788cto/p/4025842.html

分手挽回绝情的他,是这样的

qnh70p4=31646 http://weibo.com/p/23047910829425?7nfdh02u5a=38135 http://weibo.com/p/23047910829417?3xxnfgzl7c=53753 http://weibo.com/p/23047910829433?to4i8m3
大宝81 2017-10-20 浏览(1)
http://www.cnblogs.com/dabao0312/p/7696677.html