描述 You are working as a guide on a tour bus for retired people, and today you have taken your regular Nordic seniors to The Gate of Heavenly Peace. You let them have a lunch break where they could do whatever they like. Now you have to get them bac…

目录(?)[+] 多种多样的pdf开发库 WKHTMLTOPDF 2FPDF 3TCPDF 中文问题   做了这么多年项目,以前只是在别人的项目中了解过PHP生成pdf文件,知道并不难,但是涉及到了pdf开发库,首先介绍pdf库. 多种多样的pdf开发库   1.WKHTMLTOPDF wkhtmltopdf是一个很好的解决方案,基本上可以原样输出html页面中的内容,包括:图片/代码高亮部分css/页头/页尾等.有php和命令行方式,大概思路如下: 1) 先获取所有的远程html,然后生成wk…

简介 所有网站和Web应用程序(除了最简单的)都需要某种持久化方式,即某种比易失性内存更持久的数据存储方式,这样当遇到服务器宕机.断电.升级和迁移等情况时数据才能保存下来. 文件系统持久化 实现持久化的一种方式是将数据存到扁平文件中("扁平"的意思是文件没有内在结构,只是一串字节).Node通过fs(文件系统)模块实现文件系统持久化. 文件系统持久化有一些不足之处,特别是它的扩展性不好. 当需要不止一台服务器以满足流量的需求时,除非所有服务器都能访问一个共享的文件系统,否则就会遇到文件…

杭电ACM分类: 1001 整数求和 水题1002 C语言实验题——两个数比较 水题1003 1.2.3.4.5... 简单题1004 渊子赛马 排序+贪心的方法归并1005 Hero In Maze 广度搜索1006 Redraiment猜想 数论:容斥定理1007 童年生活二三事 递推题1008 University 简单hash1009 目标柏林 简单模拟题1010 Rails 模拟题(堆栈)1011 Box of Bricks 简单题1012 IMMEDIATE DECODABILITY…

Margot Carmichael Lester loves making good-natured jokes at work. As owner of The Word Factory, a Carrboro, N.C., content-creation company, she looks for employees with a sense of humor. 'I only want to work with people who can take a joke.' Sometime…

转载:from http://blog.csdn.net/qq_28236309/article/details/47818349 基础题:1000.1001.1004.1005.1008.1012.1013.1014.1017.1019.1021.1028.1029. 1032.1037.1040.1048.1056.1058.1061.1070.1076.1089.1090.1091.1092.1093. 1094.1095.1096.1097.1098.1106.1108.1157.116…

今天Hotessay小编给同学们介绍下附加文书的创作思路.因为附加文书基本上都是短essay,所以简洁才是硬道理! 通常,我们可以把美国大学的附加文书分为以下几类: 1.Tell us about yourself; 2.Why US; 3.Tell us more about an extracurricular; 4.Design a class/a major; 5.Tell us about your major; 6.Diversity-in-community essay; 7.Qu…

学习c++的书单 转自 http://stackoverflow.com/questions/388242/the-definitive-c-book-guide-and-list Beginner Introductory If you are new to programming or if you have experience in other languages and are new to C++, these books are highly recommended. C++ Pr…

Preface Validating data is a common task that occurs throughout all application layers, from the presentation to the persistence layer. Often the same validation logic is implemented in each layer which is time consuming and error-prone. To avoid dup…

Table of Contents Preface The Solution Getting Started Before Getting Started Writing a Discard Server Looking into the Received Data Writing an Echo Server Writing a Time Server Writing a Time Client Dealing with a Stream-based Transport Speaking in…

http://stackoverflow.com/questions/388242/the-definitive-c-book-guide-and-list Reference Style - All Levels A Tour of C++ (Bjarne Stroustrup) The "tour" is a quick (about 180 pages and 14 chapters) tutorial overview of all of standard C++ (langu…

http://python.cocos2d.org/doc/programming_guide/index.html The cocos2d Programming Guide provides in-depth documentation for writing applications that use cocos2d. Many topics described here reference the cocos2d API reference, provided separately. I…

Sightseeing tour Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 9276   Accepted: 3924 Description The city executive board in Lund wants to construct a sightseeing tour by bus in Lund, so that tourists can see every corner of the beauti…

注:写在前面,这是一篇翻译文章,本人的英文水平很有限,但内嵌汇编是学习操作系统不可少的知识,本人也常去查看这方面的内容,本文是在做mit的jos实验中的一篇关于内嵌汇编的介绍.关于常用的内嵌汇编(AT&T格式)的语法都有介绍,同时在篇末还列出了常用的一些内嵌汇编代码的写法.看了很有益处.大牛就不必看了.当然非常欢迎对文章中的翻译错误或不当之处进行指正. ps:这是这篇文章的原地址:http://www.delorie.com/djgpp/doc/brennan/brennan_att_inlin…

Euler Tour Tree最大的优点就是可以方便的维护子树信息,这点LCT是做不到的.为什么要维护子树信息呢..?我们可以用来做fully dynamic connectivity(online). Euler Tour Tree 维护将树中的边u--v变成u->v,v->u后的Euler Tour. 换根: 因为Euler Tour是一个环,那么我们可以在任意一个k->u的地方切断,然后把这段东西接到最后去,这样就把u变成根了 Link: 先换根,然后添加u->v与v->…

That’s where the empathy map comes in. When created correctly, empathy maps serve as the perfect lean user persona: They quickly visualize user needs (especially to non-designers) They fit perfectly into a Lean UX workflow as a starting point for use…

现在公司在使用敏捷开发模式进行日常的开发和管理工作,所以我看了下Ken Schwaber的<Scrum Guide>这本小册子,原本是英文的,这里提供中文的,以供日后复习和参考. Scrum简介 自从上世纪90年代初期,Scrum方法就已经应用于开发复杂的产品.本指南介绍了如何应用Scrum构建产品.Scrum不是一种过程,也不是一项构建产品的技术,而是一个框架,在这个框架里可以应用各种过程和技术.Scrum的作用就是让开发实践方法的相对功效显现出来以便随时改进,同时也为开发复杂产品提供了框架…

The Hacker's Guide To Python 单元测试 基本方式 python中提供了非常简单的单元测试方式,利用nose包中的nosetests命令可以实现简单的批量测试. 安装nose包 sudo pip install nose 编辑测试文件 # test_true.py def test_true(): assert True def test_false(): assert False 执行测试 # 命令, nosetests命令会加载所有以test_开头的文件,并执行所有…

Google Drive: A Beginner's Guide to Paxos The code ideas of Paxos protocol: 1) Optimistic concurrency control (variant 2). Hold a "preemptible lock" first, try updating, restart on denial; 2) Quorum as a logical unit of acceptor for choose opera…

pipedata3d User Guide 1. Introduction 在管道设计过程中,会使用到大量的标准,如ASME,DIN,GB,CB,HG,SH等等.管道设计人员在设计过程中,需要翻阅相关标准手册,查找所需要的数据,较为繁琐.如果能将相关管件的数据以直观的方式展示出来,可以极大地提高管道设计人员的设计效率. pipedata3d通过把标准数据以表格及三维模型的方式展示出来,更加形象直观,在方便设计人员查询数据的同时,增加了些许趣味性,提高设计效率. pipedata3d操作简单,且可…

Flume官方文档翻译--Flume 1.7.0 User Guide (unreleased version)(一) Flume官方文档翻译--Flume 1.7.0 User Guide (unreleased version)(二) Flume Properties Property Name            Default  Description flume.called.from.service – If this property is specified then the…

Flume官方文档翻译--Flume 1.7.0 User Guide (unreleased version)(一) Logging raw data(记录原始数据) Logging the raw stream of data flowing through the ingest pipeline is not desired behaviour in many production environments because this may result in leaking sensit…

Tour Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 4307   Accepted: 1894 Description John Doe, a skilled pilot, enjoys traveling. While on vacation, he rents a small plane and starts visiting beautiful places. To save money, John must…

今年7月时,在Github发布了一个开源的Banner库,虽然Star不多,但还是有少部分人使用. Banner效果:  昨天,有使用此库的同学提出需求,想在引导页的时候用这个库并且最后一页有进入按钮如何实现,为满足他的需求,也方便更多开发者是快速实现.进行了简单的扩展支持Guide模式的使用. Guide效果图:  OK,效果如图所以,咱们此库满足了既可在Banner上使用也可以快速在第一次安装应用的时候引导页使用. Banner与Guide有什么区别? 引导页的最后一页有按钮,Banners…

系统信息:CentOS 64位. 一张图了解命令提示符和命令行 一些实用小命令 mkdir(make directory,创建目录).ls(list,列出当前目录下的内容).rm(remove,删除文件,如果删除目录,需要加参数-r,表示递归-recursive删除).man(manual,手册,后面跟命令打开该命令的使用手册,进入后键入/- 参数:查找参数如何使用,n查找下一处,q退出用户手册).ctrl+l(清屏).pwd(print working dir,显示工作路径).ctrl+a:到…

Refer English Version: http://wiki.python.org/moin/BeginnersGuide New to programming? Python is free, and easy to learn if you know where to start! This guide will help you to get started quickly. 没玩过编程? Python语言是免费的,如果你知道从何处开始,它很容易上手! 本指南将帮助你快速入门. N…

题目描述: 1015. Jill's Tour Paths Constraints Time Limit: 1 secs, Memory Limit: 32 MB Description Every year, Jill takes a bicycle tour between two villages. There are different routes she can take between these villages, but she does have an upper limit…

A very nice ebook on building reports in Oracle fusion middleware 11g. This manual is intended for anyone who uses Oracle Reports to build reports. The needs of both novice and advanced users are addressed. Following the step-by-step instructions, yo…

Background C++ is one of the main development languages used by many of Google's open-source projects. As every C++ programmer knows, the language has many powerful features, but this power brings with it complexity, which in turn can make code more…

Race Four races are available for those who wish to choose the path of martial arts: the careful Gon, the playful Lyn, the elegant Yun, and the hardworking Jin. Blade & Soulcontains four playable races. They consist of the powerful Gon, the ambitious…