definite_things的专栏

The first program among programming language for beginner is Hello World program. You can print a string such as Hello World in this programming language. Hello World in python is very simple. All

最近发现挺多想学的东西，c，php，lisp，python，之前也想学的，不过总是三天打鱼，两天晒网。 我对我的这种状态已经极度厌恶，忍无可忍了，一定要改！ 好，就以python为起点，两个月内看完Learn Python The Hard Way这本书，它每一章就是围绕一个知识点做练习，所以要每天学一个知识点并做完练习。 如果还能收获一点自己的心得或启发，那就更好了。 OK，从今天开始，

python天然支持数字和数学运算。在Exercise 0启动python时，它已经提供了一个计算器环境 >>> 25 + 30 55 >>> 55 / 6 9 >>> 100 - 25 75 >>> 75 * 3 % 4 1 在这一章，列出了所有的数字操作符： + (plus) does addition - (minus) does subtraction / (s

This chapter teach us how to setup your python development environment varied platforms. My os is linux, python 2.7 and gedit are pre-installed and configured, so all i should do is just setup the pr

Comments is used to tell people what something does, and can also disable the parts of program which you need to remove temporarily. There are two ways to comment program: # first comment print "f