Abstract Python is an easy to learn, powerful programming language. It has efficient high-level data structures and a simple but effective approach to object-oriented programming. Python’s elegant syntax and dynamic typing, together with its interpr
sun公司开发的,java2核心技术,卷II:高级性能,包括一系列的高级java应用技术,如数据库德连接,高级swing,多线程,软件本地化等等,本文件中则包含该书中的所用实例,配合该书使用,使对java的学习更具效率-sun developed, java2 core technology, Volume II: High performance, including a series of senior java application technology, such as databa
请注意本书不是入门教程,一本面向中高级C++开发者的书,对于某些章节,例如AI的应用,最好有一定的基础才方便阅读。原书的内容概述如下。特别提示:本书各章节相对独立,可以分开阅读。 What’s Inside (The Art of C++) This book is different from most other books on C++. Whereas other books teach the basics of the language, this book shows how t
--高级查询在数据库中用得是最频繁的,也是应用最广泛的。 Ø 基本常用查询 --select select * from student; --all 查询所有 select all sex from student; --distinct 过滤重复 select distinct sex from student; --count 统计 select count(*) from student; select count(sex) from student; select count(dis
在Python所有的数据结构中,list具有重要地位,并且非常的方便,这篇文章主要是讲解list列表的高级应用,基础知识可以查看博客。
此文章为python英文文档的翻译版本,你也可以查看英文版:https://docs.python.org/2/tutorial/datastructures.html
use a list as a stack: #像栈一样使用列表
stack = [3, 4, 5]
stack.append(6)
stack.append(7)
stack
[3, 4,