complex networks

编译原理 龙书，内容非常不错，适合学习，大家尽管下载(Compilation Principle long book, very good fit study, even though everyone download)

求解NS方程的各种rans方法及直接数值模拟方法介绍 很好的PPT(A very good solver introduction of the ns equation，rans method, dns.)

胡广书的现代信号处理书籍和相关代码,写的不错，pdf也很清晰(mordem signal poerssos)

python与机器学习实战教程，机器学习通过Python语言实现，通过大量的实例再现机器学习强大的生命力(Python and Machine Learning Practical Course. Machine Learning is realized by Python Language, and the powerful vitality of machine learning is reappeared through a large number of examples.)

congex的机器视觉的培训教程～，挺不错的 (congex the Machine Vision Training Guide ~, quite good)

How to make ticketing application

ubuntu系统性能优化简单教程 关闭最小化动画 长期使用 Ubuntu 后有一种感觉，那就是在 GNOME 中启动应用程序时，速度越来越慢。在 Ubuntu 英文论坛那边看到一个技巧，可以对这个问题起到改善作用。打开 /etc/hosts 文件，可以看到类似下面的内容： 。。。。。。。。。。。。(Ubuntu system performance optimization simple tutorial Close minimize animation After long-term use of Ubuntu, it is a kind of feeling in the GNOME started in the application, the more and more slow. In English BBS there see a Ubuntu on this problem technique that can play improved. Open/etc/hosts file, can see similar the following content: )

用于ANSYS进行模态分析的代码，可以直接运行得到坎贝尔图(ANSYS code for modal analysis can be run directly get Campbell diagram)

说明：  该书于2017年2月由机械工业出版社正式出版,凝聚了徐政教授和近20名团队成员多年来的心血.第二版在第一版的基础上,有了较大篇幅的扩充,在系统性和完整性方面得到了加强,符号和术语也得到了进一步规范.该书系统讲述了柔性直流输电的理论和应用.内容包括柔性直流输电系统的特点和应用,(The book was officially published by the Machinery Industry Press in February 2017, and it has gathered the hard work of Professor Xu Zheng and nearly 20 team members for many years. The second edition has a larger expansion on the basis of the first edition. The system and integrity have been strengthened, and the symbols and terminology have been further standardized. The book system describes the theory and application of flexible DC transmission. The content includes the characteristics and applications of flexible DC transmission systems.)

this lecture introduction on power devices.this notes is very easy of examination point of view