Essential C# has always been widely acclaimed as one of the must-read C# related classic books. The content throughout the book is comprehensive and systematic, and the structure is clear and concise. All was so carefully choreographed that the writing and examples are impeccable. In a word, it is seen as one of the preferred works for learning C# language.

A Practical Guide to Designing for the Web is a very compact and concise (only 261 pages) technical guide for web designing based on the graphic design principles. The whole book was divided into 5 big parts: Getting Started, Research, Typography, Color, and Layout.

Although Essential .NET, Volume I: The Common Language Runtime has only 432 pages (published in 2002), it contains a lot of practical details and expert-level advice only Don Box can provide. This provides the very important reference and guidance for developers who need to make full use of the Microsoft .NET's powerful features.

The TCP/IP Guide is a complete and detailed guide about TCP/IP protocol, called an encyclopedia type of classic work in the TCP/IP field. It has clear hierarchy and structure, accompanied with a large number of illustrations and tables to aid into its verbal expression, as well as a lot of notes, key points, etc., has extremely strong readability.

Today, wireless network has got very extensive application because of its convenient use and structure, and will eventually cover every corner on the earth, I believe. But due to its broadcast form of data transmission in a wireless network environment, that will inevitably lead to security issues. Of course we can ensure data security by setting different encryption methods in a wireless router, but some loopholes of Wi-Fi network or the router itself can often make every trained hacker be able to crack/hack it.