2004 年 12月 29 日随笔档案 - tony

4.2 A Program to Store a DNA Sequence

摘要： Let's write a small program that stores some DNA in a variable and prints it to the screen. The DNA is written in the usual fashion, as a string made of the letters A, C, G, and T, and we'll call the ... 阅读全文

posted @ 2004-12-29 21:49 tony 阅读(441) 评论(0) 推荐(0)

4.1 Representing Sequence Data

摘要： The majority of this book deals with manipulating symbols that represent the biological sequences of DNA and proteins. The symbols used in bioinformatics to represent these sequences are the same symb... 阅读全文

posted @ 2004-12-29 21:37 tony 阅读(418) 评论(0) 推荐(0)

Beginning Perl for Bioinformatics > 4. Sequences and Strings

摘要： In this chapter you will begin to write Perl programs that manipulate biological sequence data, that is, DNA and proteins. Once you have the sequences in the computer, you'll start writing programs th... 阅读全文

posted @ 2004-12-29 21:35 tony 阅读(407) 评论(0) 推荐(0)

3.5 The Programming Process

摘要： You've been assigned to write a program that counts the regulatory elements in DNA. If you've never programmed you probably have no idea of how to start. Let's talk about what you need to know to writ... 阅读全文

posted @ 2004-12-29 18:33 tony 阅读(380) 评论(0) 推荐(0)

3.4 Programming Strategies

摘要： In order to give you, the beginning programmer, an idea of how programming is done, let's see how an experienced programmer goes about solving problems by giving a couple of instructive case studies. ... 阅读全文

posted @ 2004-12-29 18:31 tony 阅读(349) 评论(0) 推荐(0)

3.3 An Environment of Programs

摘要： Programming is an exercise in problem solving. It's an iterative, gradual process. Although it can be done by one person alone, it's often a social activity (this surprises many newcomers). It require... 阅读全文

posted @ 2004-12-29 18:10 tony 阅读(382) 评论(0) 推荐(0)

3.2 Edit—Run—Revise (and Save)

摘要： The most important thing about programming is that it's a hands-on learning activity such as dancing, playing music, cooking, or some other family-oriented activity. You can read about it, but you can... 阅读全文

posted @ 2004-12-29 16:38 tony 阅读(374) 评论(0) 推荐(0)

3.1 Individual Approaches to Programming

摘要： What's the best way to learn programming? The answer depends on what you hope to accomplish. There are several ways to get started. You can: Take classes of many different kinds ... 阅读全文

posted @ 2004-12-29 16:24 tony 阅读(359) 评论(0) 推荐(0)

Beginning Perl for Bioinformatics > 2. Getting Started with Perl

摘要： Perl is a popular programming language that's extensively used in areas such as bioinformatics and web programming. Perl has become popular with biologists because it's so well-suited to several bioin... 阅读全文

posted @ 2004-12-29 14:46 tony 阅读(410) 评论(0) 推荐(0)

Beginning Perl for Bioinformatics > 1. Biology and Computer Science

摘要： One of the most exciting things about being involved in computer programming and biology is that both fields are rich in new techniques and results. Of course, biology is an old science, but many of... 阅读全文

posted @ 2004-12-29 14:15 tony 阅读(451) 评论(0) 推荐(0)

My christmas week holiday agenda...

摘要： Last week i was in wuhan so, i did not write something on this page... on the christmas eve, i spent that night in that coffee shop and sent my prsents to those friendswho led me know Jesusfirst. th... 阅读全文

posted @ 2004-12-29 12:08 tony 阅读(456) 评论(0) 推荐(0)

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2004年12月29日