My Visual Database 5.3.rar

和 ms access 一样简单的数据库操作，但可以编译独立程序，不必依赖主程序，可以放在 USB 带在身上，随时都可以执行，所以比 ms access 更方便。数据库使用简便的 SQLite，相当稳定，速度也快，很适合中小型的数据库操作。这个程序带有补丁，是终身授权的。

Aiseesoft PDF Converter Ultimate 3.3.8

很实用，pdf 转换到 Doc 可以保持 Pdf 原来的排版布局。 Convert PDF to Word, PowerPoint, Excel, Text, ePub, HTML and image file in batches Support OCR technology to increase the conversion effect Recognize multi-language PDF file Set the layout and text encoding of the output file and output image’s format, color, size, resolution and quality.

Python Programming for Teens.Pdf

超清晰的文字版（不是扫描版）。 If you want to learn how to program in Python, one of today’s most popular computer programming languages, PYTHON PROGRAMMING FOR TEENS is the perfect first step. Written by teacher, author, and Python expert Kenneth Lambert, this book will help you build a solid understanding of programming and prepare you to make the jump to other languages and more advanced instruction. In PYTHON PROGRAMMING FOR TEENS, you will learn problem solving, program development, the basics of using classes and object...

Ado.NET Examples and Best Practices for C# Programmers (文字版)

Written specifically for COM-based ADO developers retooling for ADO.NET using the C# language, this book brings fresh insights and tips on the ADO.NET technology. Veteran authors William Vaughn and Peter Blackburn have packed this formative guide with practical advice on how to write code that is both faster running and easier to understand. The onset of the new .NET technology is forcing developers to completely rethink their data access strategies. This book helps you to do this through working examples and numerous discussions of what works and what does'nt. Derived from years of experience working with data access developers, ADO.NET Examples and Best Practices for C# Programmers includes a set of techniques proven to drastically reduce overhead, problems, and confusion for the developer, the system, and the entire team. While some are quite simple to implement, others require considerable forethought to enable. This is a developers bookfull of hints, tips and notes passed on from those who've spent significant time in the .NET and C# trenches.

ADO.NET and ADO Examples and Best Practices for VB Programmers (Second Edition)

ADO.NET and ADO Examples and Best Practices for VB Programmers, Second Edition brings the popular first edition up to date with fresh insights and tips on COM-based ADOand adds a voluminous section on the new ADO.NET technology. Written specifically for COM-based ADO developers retooling for ADO.NET, this is a developer's book, packed with practical advice on how to make code run faster, yet be easier to write and understand.

Python性能分析与优化（Epub 版本）

本书从基本的概念开始，循序渐进地介绍高级的优化主题。首先介绍了Python的主流性能分析器，以及用于帮助理解性能分析结果的可视化工具。然后介绍了通用的性能优化方法和专门针对Python的性能优化方法，带你浏览该语言的主要结构，让你只需做一点改变，即可迅速改善代码的性能。最后介绍了一些专门用于数据处理的程序库，教你如何正确地使用它们以获得最佳性能。

图解HTTP（文字版）

本书对互联网基盘——HTTP协议进行了全面系统的介绍。作者由HTTP协议的发展历史娓娓道来，严谨细致地剖析了HTTP协议的结构，列举诸多常见通信场景及实战案例，最后延伸到Web安全、最新技术动向等方面。本书的特色为在讲解的同时，辅以大量生动形象的通信图例，更好地帮助读者深刻理解HTTP通信过程中客户端与服务器之间的交互情况。读者可通过本书快速了解并掌握HTTP协议的基础，前端工程师分析抓包数据，后端工程师实现REST API、实现自己的HTTP服务器等过程中所需的HTTP相关知识点本书均有介绍。 本书适合Web开发工程师，以及对HTTP协议感兴趣的各层次读者。

Python Game Programming by Example

作者 Alejandro Rodas de Paz Joseph Howse Python Game Programming by Example enables readers to develop cool and popular games in Python without having in-depth programming knowledge of Python. The book includes seven hands-on projects developed with several well-known Python packages, as well as a comprehensive explanation about the theory and design of each game.

像计算机科学家一样思考python（已解密）

注：上次误将加密文档上传，抱歉！这次已解密了。 《像计算机科学家一样思考python》按照培养读者像计算机科学家一样的思维方式的思路来教授python语言编程。全书贯穿的主体是如何思考、设计、开发的方法，而具体的编程语言，只是提供一个具体场景方便介绍的媒介。《像计算机科学家一样思考python》并不是一本介绍语言的书，而是一本介绍编程思想的书。和其他编程设计语言书籍不同，它不拘泥于语言细节，而是尝试从初学者的角度出发，用生动的示例和丰富的练习来引导读者渐入佳境。 作者从最基本的编程概念开始讲起，包括语言的语法和语义，而且每个编程概念都有清晰的定义，引领读者循序渐进地学习变量、表达式、语句、函数和数据结构。此外，书中还探讨了如何处理文件和数据库，如何理解对象、方法和面向对象编程，如何使用调试技巧来修正语法、运行时和语义错误。每一章都配有术语表和练习题，方便读者巩固所学的知识和技巧。此外，每一章都抽出一节来讲解如何调试程序。作者针对每章中所专注的语言特性，或者相关的开发问题，总结了调试的方方面面。可以说这是一种非常有益的创新，让初学编程的读者少走很多弯路。 全书共19章和3个附录，详细介绍了python语言编程的方方面面。《像计算机科学...

Artificial Intelligence with Python

Build real-world Artificial Intelligence applications with Python to intelligently interact with the world around you.