papering - 博客园

2016年11月29日

摘要： https://en.wikipedia.org/wiki/Euler's_totient_function counts the positive integers up to a given integer n that are relatively prime to n. if two num 阅读全文

posted @ 2016-11-29 23:38 papering 阅读(398) 评论(0) 推荐(0)

逻辑bug 测试用例

摘要： 1、 179. 最大数 - 力扣（LeetCode） https://leetcode-cn.com/problems/largest-number/ 给定一组非负整数 nums，重新排列它们每个数字的顺序（每个数字不可拆分）使之组成一个最大的整数。注意：输出结果可能非常大，所以你需要返回一个字符阅读全文

posted @ 2016-11-29 22:45 papering 阅读(161) 评论(0) 推荐(0)

Law of total probability

摘要： https://en.wikipedia.org/wiki/Law_of_total_probability the total probability of an outcome which can be realized via several distinct events - hence t 阅读全文

posted @ 2016-11-29 15:21 papering 阅读(321) 评论(0) 推荐(0)

127 2016 int

摘要： http://dev.mysql.com/doc/refman/5.7/en/integer-types.html 阅读全文

posted @ 2016-11-29 14:43 papering 阅读(145) 评论(0) 推荐(0)

How to Write a Spelling Corrector

摘要： http://norvig.com/spell-correct.html Feb 2007to August 2016 How to Write a Spelling Corrector One week in 2007, two friends (Dean and Bill) independen 阅读全文

posted @ 2016-11-29 13:32 papering 阅读(430) 评论(0) 推荐(0)

prior knowledge

摘要： https://en.wikipedia.org/wiki/Bayes'_theorem For example, if cancer is related to age, then, using Bayes’ theorem, a person’s age (prior knowledge) ca 阅读全文

posted @ 2016-11-29 12:25 papering 阅读(355) 评论(0) 推荐(0)

2016年11月28日

拼写纠正 Artificial Intelligence: A Modern Approach

摘要： Artificial Intelligence: A Modern Approach http://mindhacks.cn/2008/09/21/the-magical-bayesian-method/ 阅读全文

posted @ 2016-11-28 13:37 papering 阅读(179) 评论(0) 推荐(0)

Subset sum problem

摘要： https://en.wikipedia.org/wiki/Subset_sum_problem In computer science, the subset sum problem is an important problem in complexity theory and cryptogr 阅读全文

posted @ 2016-11-28 08:54 papering 阅读(286) 评论(0) 推荐(0)

2016年11月27日

routing decisions based on paths, network policies, or rule-sets configured by a network administrator

摘要： https://en.wikipedia.org/wiki/Border_Gateway_Protocol Border Gateway Protocol (BGP) is a standardized exterior gateway protocol designed to exchange r 阅读全文

posted @ 2016-11-27 10:18 papering 阅读(184) 评论(0) 推荐(0)

communicate with other processes, regardless of where they are running

摘要： Advanced Programming in the UNIX Environment Third Edition Advanced Programming in the UNIX Environment Third Edition In the previous chapter, we look 阅读全文

posted @ 2016-11-27 01:07 papering 阅读(218) 评论(0) 推荐(0)

2016年11月26日

谓词

摘要：汉语的体词包括名词,数词,量词；汉语的谓词包括动词和形容词。阅读全文

posted @ 2016-11-26 20:25 papering 阅读(358) 评论(0) 推荐(0)

1763 An Essay towards solving a Problem in the Doctrine of Chances

摘要： https://en.wikipedia.org/wiki/An_Essay_towards_solving_a_Problem_in_the_Doctrine_of_Chances 阅读全文

posted @ 2016-11-26 10:51 papering 阅读(250) 评论(0) 推荐(0)

2016年11月25日

enhance convenience rather than contribute to the fundamental power of the language

摘要： Computer Science An Overview _J. Glenn Brookshear _11th Edition Universal Programming Languages In Chapter 6 we studied a variety of features found in 阅读全文

posted @ 2016-11-25 12:32 papering 阅读(171) 评论(0) 推荐(0)

2016年11月24日

Behavior-Based Intelligence

摘要： Computer Science An Overview _J. Glenn Brookshear _11th Edition Early work in artificial intelligence approached the subject in the context of explici 阅读全文

posted @ 2016-11-24 22:23 papering 阅读(233) 评论(0) 推荐(0)

phone number is not known @w@ have no phone, and thus no phone number

摘要： http://dev.mysql.com/doc/refman/5.7/en/problems-with-null.html B.5.4.3 Problems with NULL Values The concept of the NULL value is a common source of c 阅读全文

posted @ 2016-11-24 16:58 papering 阅读(221) 评论(0) 推荐(0)

breadth-first depth-first best-first

摘要： Computer Science An Overview _J. Glenn Brookshear _11th Edition For our example in Figure 11.7, we chose a starting configuration that produces amanag 阅读全文

posted @ 2016-11-24 13:26 papering 阅读(372) 评论(0) 推荐(0)

software glue Middleware

摘要： https://en.wikipedia.org/wiki/Middleware https://zh.wikipedia.org/wiki/中间件 Middleware is computer software that provides services to software applicat 阅读全文

posted @ 2016-11-24 13:03 papering 阅读(365) 评论(0) 推荐(0)

hot code replace

摘要： http://wiki.eclipse.org/FAQ_What_is_hot_code_replace%3F https://social.msdn.microsoft.com/Forums/vstudio/en-US/71474178-f29e-481e-a8c5-af9d7051ccc9/ho 阅读全文

posted @ 2016-11-24 12:51 papering 阅读(186) 评论(0) 推荐(0)

2016年11月23日

Networking with PHP

摘要： PHP Advanced and Object-Oriented Programming 3rd Edition 阅读全文

posted @ 2016-11-23 23:28 papering 阅读(140) 评论(0) 推荐(0)

php concurrence

摘要：阅读全文

posted @ 2016-11-23 12:33 papering 阅读(133) 评论(0) 推荐(0)

2016年11月22日

php thread

摘要： 1-include('w_fun.php');页面已经在执行，则修改include中的函数，倒置旧页面不受影响；新页面生效；2-time 轮流阅读全文

posted @ 2016-11-22 20:34 papering 阅读(260) 评论(0) 推荐(0)

2016年11月21日

socket 中午吃的啥 socket 并发服务器 fork

摘要： http://www.cnblogs.com/thinksasa/archive/2013/02/26/2934206.html zh.wikipedia.org/wiki/網路插座在作業系統中，通常會為應用程式提供一組應用程式介面（API），稱為插座介面（英语：socket API）。應用程式可阅读全文

posted @ 2016-11-21 13:46 papering 阅读(303) 评论(0) 推荐(0)

2016年11月19日

Base64原理 bits 3->4 8bits/byte-->6bits/byte

摘要：实践: window.btoa('a')a YQ==abcdef YWJjZGVmabc YWJjab YWI= https://en.wikipedia.org/wiki/Base64 The Base64 index table: ValueChar ValueChar ValueChar Va 阅读全文

posted @ 2016-11-19 19:56 papering 阅读(1611) 评论(0) 推荐(0)

Strong AI Versus Weak AI

摘要： Computer Science An Overview _J. Glenn Brookshear _11th Edition The conjecture that machines can be programmed to exhibit intelligent behavior isknown 阅读全文

posted @ 2016-11-19 19:25 papering 阅读(452) 评论(0) 推荐(0)

IMAP和POP3有什么区别

摘要： http://help.163.com/10/0203/13/5UJONJ4I00753VB8.html?servCode=6010237 IMAP和POP3有什么区别? POP3协议允许电子邮件客户端下载服务器上的邮件，但是在客户端的操作（如移动邮件、标记已读等），不会反馈到服务器上，比如通过客户阅读全文

posted @ 2016-11-19 13:25 papering 阅读(423) 评论(0) 推荐(0)

SQL_NO_CACHE

摘要： http://dev.mysql.com/doc/refman/5.7/en/query-cache-in-select.html MySQL 5.7 Reference Manual / ... / Query Cache SELECT Options 9.10.3.2 Query Cache S 阅读全文

posted @ 2016-11-19 13:24 papering 阅读(317) 评论(0) 推荐(0)

ease of rerouting traffic in IP networks without readdressing every host

摘要： https://en.wikipedia.org/wiki/Network_address_translation In the face of the foreseeable global IP address space exhaustion, NAT was increasingly used 阅读全文

posted @ 2016-11-19 13:19 papering 阅读(226) 评论(0) 推荐(0)

验证码识别 edge enhancement - 轮廓增强 region finding - 区域查找

摘要： Computer Science An Overview _J. Glenn Brookshear _11th Edition The task of understanding general images is usually approached as a two- step process: 阅读全文

posted @ 2016-11-19 12:37 papering 阅读(368) 评论(0) 推荐(0)

Turing Test

摘要： Computer Science An Overview _J. Glenn Brookshear _11th Edition In the past the Turing test (proposed by Alan Turing in 1950) has served as a benchmar 阅读全文

posted @ 2016-11-19 12:27 papering 阅读(259) 评论(0) 推荐(0)

Artificial Intelligence Research Methodologies 人工智能研究方法

摘要： Computer Science An Overview _J. Glenn Brookshear _11th Edition To appreciate the field of artificial intelligence, it is helpful to understand that i 阅读全文

posted @ 2016-11-19 12:25 papering 阅读(209) 评论(0) 推荐(0)

2016年11月18日

Aliasing 走样

摘要： Computer Science An Overview _J. Glenn Brookshear _11th Edition Have you ever noticed the weird “glittery” appearance that striped shirts and ties hav 阅读全文

posted @ 2016-11-18 13:27 papering 阅读(173) 评论(0) 推荐(0)

overflow

摘要： Computer Science An Overview _J. Glenn Brookshear _11th Edition The point is that computers can make mistakes. So, the person using the machine must b 阅读全文

posted @ 2016-11-18 06:31 papering 阅读(216) 评论(0) 推荐(0)

2016年11月17日

a bitwise operation 广告投放监控

摘要：将随着时间不断增大的数字N个依次编号为1到N的N个球，颜色每次随机为红黑蓝，时间上先后逐个放入篮子中，计算离现在最近的24个球的红、黑、蓝颜色数广告投放监控 a bitwise operation http://redis.io/commands/bitop http://blog.getspoo 阅读全文

posted @ 2016-11-17 19:58 papering 阅读(326) 评论(0) 推荐(0)

the basic index concept

摘要： Computer Science An Overview _J. Glenn Brookshear _11th Edition Over the years numerous variations of the basic index concept have been used.One varia 阅读全文

posted @ 2016-11-17 13:27 papering 阅读(167) 评论(0) 推荐(0)

sentinel

摘要： Computer Science An Overview _J. Glenn Brookshear _11th Edition Inherent in processing a sequential file is the need to detect when the end ofthe file 阅读全文

posted @ 2016-11-17 13:26 papering 阅读(161) 评论(0) 推荐(0)

Locking

摘要： Computer Science An Overview _J. Glenn Brookshear _11th Edition To solve such problems, a DBMS could force transactions to execute intheir entirety on 阅读全文

posted @ 2016-11-17 13:15 papering 阅读(241) 评论(0) 推荐(0)

cascading rollback 级联回滚

摘要： Computer Science An Overview _J. Glenn Brookshear _11th Edition To emphasize the delicate nature of DBMS design, we should note that thereare subtle p 阅读全文

posted @ 2016-11-17 12:53 papering 阅读(442) 评论(0) 推荐(0)

by maintaining a log containing a record of each transaction’s activities - The Commit/Rollback Protocol

摘要： Computer Science An Overview _J. Glenn Brookshear _11th Edition Before a transaction is allowed to alter the database, the alteration to be per-formed 阅读全文

posted @ 2016-11-17 12:50 papering 阅读(171) 评论(0) 推荐(0)

2016年11月16日

design the relations

摘要： Computer Science An Overview _J. Glenn Brookshear _11th Edition A pivotal step in designing a relational database is to design the relations makingup 阅读全文

posted @ 2016-11-16 13:30 papering 阅读(133) 评论(0) 推荐(0)

flat file

摘要： Computer Science An Overview _J. Glenn Brookshear _11th Edition The term database refers to a collection of data that is multidimensional in thesense 阅读全文

posted @ 2016-11-16 13:15 papering 阅读(246) 评论(0) 推荐(0)