Chang Zhao

摘要： 《Computer Systems a Programmer’s Perspective》，机械工业出版社。中文译名《深入理解计算机系统》。作者：（美）Randal E.Bryant / David O'Hallaron 想写点推荐理由，作罢，原因是自己学识尚浅（留坑以后写？）。这里附上几个链接，也 阅读全文

摘要： Week ⑨ We are now on the second to last week of the class and finishing up our look at Internet Security. You can also see the final exam and its due 阅读全文

摘要： "作业链接" "评分要求" 本次作业的 "github链接" 。 相同部分 1） 两位合作者的学号和对应博客主页链接 赵畅 111500206 http://www.cnblogs.com/ZCplayground/ 胡绪佩 031602114 http://www.cnblogs.com/heih 阅读全文

摘要： Week 8 This week we start two weeks of Internet Security. It is a little technical but don't worry we stay at a very high level and I am confident tha 阅读全文

摘要： Week7 With reliable "pipes" available from the Transport layer, we can build applications like web browsers, file transfer applications, or email clie 阅读全文

摘要： Week6 The Internet is desinged based on four layer model. Each layer builds on the layers below it. The Link and Internetwork layers are the lowest la 阅读全文

摘要： 编程题：http://www.cnblogs.com/ZCplayground/p/6298554.html 学习计划：http://www.cnblogs.com/ZCplayground/p/6355416.html 阅读全文

摘要： Week5 Now, I want to make it real clear that, when I give you a 15 minute video of an amazing inventor and computer scientist, you don't have to remem 阅读全文

摘要： Week5 The Transport layer is built on the Internetwork layer and is what makes our network connections reliable. Technology: Internets and Packets 新年好 阅读全文

摘要： Week4. We are now moving into Week 4! This week, we will be covering commercialization and growth. The late 1990’s saw the web and Internet used incre 阅读全文

摘要： Week3. Welcome to week 3! This is our fourth and final week of History where we make the connection from those early innovations of the modern Interne 阅读全文

摘要： Week2. History: The First Internet NSFNet "coursera address" Supercomputers Justify a National Network Keywords : leased line, Supercomputer center, S 阅读全文

摘要： Week1. History: Dawn of Electronic Computing [coursera地址](https://www.coursera.org/learn/internet history ) War Time Computing and Conmmunication Keyw 阅读全文

摘要： Abstract 课程名称：互联网的历史、技术和安全 [coursera地址](https://www.coursera.org/learn/internet history ) 制作方 ：密歇根大学（University of Michigan） 教师 ：Charles Severance, As 阅读全文

摘要： 概要 完成一个程序，作用是统计一个文件夹下面所有文件的代码行数。输入是一个文件夹的绝对路径，输出是代码行数。所以此程序的新特点有两个： 1. 统计某一文件夹下的所有文件； 2. 可以任意指定本机硬盘上任何位置的某一个文件夹。 前言 在 "上一篇随笔" 中熟悉了文件的基本操作。但仍然有改进的余地：统计 阅读全文