在互联网上面免费的电子书真多，关键就看你如何去发现。。。
下面介绍一个简单的方法，打开www.google.com
1、搜索asp相关书籍，关键词
inurl:asp filetype:chm
其中inurl表明下载地址中包含asp,filetype表明文件名是chm格式，你也可以指定pdf或者doc,ppt,zip,rar等
2、搜索dotnet相关书籍，关键词
inurl:dotnet filetype:chm
或者你也可以指定java方面，经测试，命中率95%以上，大都可以下载，不过大部分是E文喔。
下面这个网址就是搜来的，书可真多，
大家觉得如何呢？
http://ftp.cdut.edu.cn/pub3/uncate_doc/
目录列表如下：
Index of /pub3/uncate_doc
Name Last modified Size Description-------------------------------------------------------------------------------- Parent Directory -
@@@@upload%20by%20shmilytan@smth.org@@@/ 17-Mar-2004 00:21 -
ASP .NET in Nutshell.chm 26-Dec-2003 18:28 1.6M
ActionScript Cookbook.chm 26-Dec-2003 18:27 1.4M
Action Script for Flash MX - The Definitive Guide 2nd Ed.chm 26-Dec-2003 18:27 1.5M
Apache The Definitive Guide 3rd Edition.chm 26-Dec-2003 18:27 888K
Applications/ 17-Mar-2004 00:22 -
Bioinformatics/ 17-Mar-2004 00:22 -
DHCP for Windows 2000.pdf 26-Dec-2003 18:28 2.4M
Designing Active Server Pages.rar 26-Dec-2003 18:28 3.0M
Developing ASP Components, 2nd Edition.pdf 26-Dec-2003 18:28 9.5M
Dreamweaver in a Nutshell.chm 26-Dec-2003 18:28 3.7M
Essential CVS.chm 26-Dec-2003 18:28 954K
GCC_-_The_Complete_Reference_McGraw_Hill-2002.pdf 10-Jul-2004 11:15 5.7M
Google Hacks.chm 26-Dec-2003 18:28 2.6M
HTML and XHTML The Definitive Guide 5th Edition.chm 26-Dec-2003 18:28 1.6M
HTTP Pocket Reference.chm 26-Dec-2003 18:28 159K
HTTP The Definitive Guide.chm 26-Dec-2003 18:28 3.7M
Java Script Pocket Reference 2nd Edition.chm 26-Dec-2003 18:28 102K
JavaScript and DHTML Cookbook.chm 26-Dec-2003 18:28 1.5M
Kerberos The Definitive Guide.chm 26-Dec-2003 18:28 1.5M
Kernel_System/ 17-Mar-2004 00:49 -
Learning UML.chm 26-Dec-2003 18:28 1.3M
Misc/ 17-Mar-2004 00:50 -
Network/ 21-Mar-2004 17:04 -
New_Riders_-_Chris_Crawford_on_Game_Design_-_2003_[CHM].rar 26-Dec-2003 18:28 2.4M
O'Reilly%20-%20ASP%20.NET%20in%20a%20Nutshell/ 17-Mar-2004 01:17 -
O'Reilly - Building Java Enterprise Applications vol I Architecture.pdf 26-Dec-2003 18:28 3.3M
O'Rielly%20Full/ 17-Mar-2004 01:18 -
O'reilly%20-%20apache,the%20definitive%20guide,%202nd%20edition/ 17-Mar-2004 01:21 -
O-Reilly-Oracle-PLSQL-BookShelf-1.0.zip 26-Dec-2003 18:29 6.0M
OCP8i-Training-Books-(7-book).zip 26-Dec-2003 18:28 15M
OREILLY - COM and .Net Component Services.pdf 26-Dec-2003 18:28 3.6M
OREILLY.GOOGLE.HACKS-JGT/ 17-Mar-2004 01:23 -
OREILLY.JAVA.WEB.SERVICES.IN.A.NUTSHELL-JGT/ 17-Mar-2004 01:23 -
OREILLY.JAVASERVER.PAGES.2ND.EDITION-JGT/ 17-Mar-2004 01:23 -
OREILLY.LINUX.SERVER.HACKS-JGT/ 17-Mar-2004 01:25 -
OREILLY.MACOSX.FOR.UNIX.GEEKS-JGT/ 17-Mar-2004 01:26 -
OREILLY.PROGRAMMING.VISUAL.BASIC.DOT.NET.2ND.EDITION-JGT/ 17-Mar-2004 01:26 -
OREILLY.RUNNING.LINUX.4TH.EDITION-JGT/ 17-Mar-2004 01:26 -
OREILLY.USING.SAMBA.1ST.EDITION-CAUDEX/ 17-Mar-2004 01:26 -
OReilly%20-%20Learning%20Debian%20GNU%20Linux/ 17-Mar-2004 01:26 -
OReilly - Enterprise JavaBeans, 3rd Edition.pdf 26-Dec-2003 18:28 2.4M
OReilly - Jakarta Struts.pdf 26-Dec-2003 18:28 1.9M
OReilly - Java Cryptography.pdf 26-Dec-2003 18:28 1.5M
OReilly - Java Network Programming 2ed.pdf 26-Dec-2003 18:28 2.5M
OReilly - Java and XML Binding.pdf 26-Dec-2003 18:28 2.3M
OReilly - Learning Xml.pdf 26-Dec-2003 18:28 3.1M
OReilly - Manage & Using Mysql.pdf 26-Dec-2003 18:28 2.6M
OReilly - Programming Embedded Systems in C and C++.chm 26-Dec-2003 18:28 488K
OReilly - SAX2.pdf 26-Dec-2003 18:29 2.3M
OReilly - Xml Schema.pdf 26-Dec-2003 18:29 4.3M
OReilly - Xpath And Xpointer.pdf 26-Dec-2003 18:29 2.7M
OReilly-dot.NET.Framework.Essentials.3rd.Edition.eBook-LiB.chm 26-Dec-2003 18:29 1.5M
OReilly.ActionScript.The.Definative.Guide.WinAll.Retail-EAT/ 17-Mar-2004 01:27 -
OReilly.Building.Secure.Servers.With.Linux-Caudex/ 17-Mar-2004 01:27 -
OReilly.C.Pocket.Reference-Caudex/ 17-Mar-2004 01:27 -
OReilly.C.Sharp.Language.Pocket.Reference-CAUDEX/ 17-Mar-2004 01:27 -
OReilly.C.Sharp.and.VB.NET.Conversion.Pocket.Reference-CAUDEX/ 17-Mar-2004 01:27 -
OReilly.Cascading.Style.Sheets.The.Definative.Guide.WinAll.Retail-EAT/ 17-Mar-2004 01:27 -
OReilly.Designing.Web.Audio.WinAll.Retail-EAT/ 17-Mar-2004 01:27 -
OReilly.Essential.SNMP-CAUDEX/ 17-Mar-2004 01:27 -
OReilly.HTML.and.XHTML.The.Definitive.Guide.4th.Edition.WinAll.Retail-EAT/ 17-Mar-2004 01:27 -
OReilly.HTTP.The.Definitive.Guide-CAUDEX/ 17-Mar-2004 01:28 -
OReilly.Information.Architecture.for.the.World.Wide.Web.WinAll.Retail-EAT/ 17-Mar-2004 01:28 -
OReilly.Java.Performance.Tuning/ 17-Mar-2004 01:28 -
OReilly.Java.Swing/ 17-Mar-2004 01:28 -
OReilly.Learning.Java/ 17-Mar-2004 01:28 -
OReilly.Learning.Perl.3rd.Edition-Caudex/ 17-Mar-2004 01:28 -
OReilly.Learning.the.bash.Shell.2nd.Edition-CAUDEX/ 17-Mar-2004 01:29 -
OReilly.Learning.the.bash.Shell.2nd.Edition.chm 04-Feb-2004 18:09 636K
OReilly.Objective-C.Pocket.Reference-CAUDEX/ 17-Mar-2004 01:29 -
OReilly.Oracle.PLSQL.BookShelf.1.0.zip/ 17-Mar-2004 01:29 -
OReilly.PHP.Pocket.Reference.2nd.Edition-CAUDEX/ 17-Mar-2004 01:29 -
OReilly.Perl.for.System.Administration-EAT/ 17-Mar-2004 01:29 -
OReilly.Programming.Jakarta.Struts-Caudex/ 17-Mar-2004 01:29 -
OReilly.Programming.Perl.3rd.Edition-EAT/ 17-Mar-2004 01:29 -
OReilly.The.Java.Enterprise.CD.Bookshelf.v.1.0-DOD/ 17-Mar-2004 01:30 -
OReilly.The.Linux.Web.Server.CD.Bookshelf.v.1.0-RoRiSO/ 17-Mar-2004 01:33 -
OReilly.The.Networking.CD.Bookshelf.v.1.0/ 17-Mar-2004 01:35 -
OReilly.The.Networking.CD.Bookshelf.v2.0-ROR/ 17-Mar-2004 01:36 -
OReilly.The.Oracle.PL.SQL.CD.Bookshelf.v.1.0/ 17-Mar-2004 01:36 -
OReilly.The.Perl.CD.Bookshelf.v.1.0/ 17-Mar-2004 01:38 -
OReilly.The.Perl.CD.Bookshelf.v.2.0-EATiSO/ 17-Mar-2004 01:39 -
OReilly.The.Perl.CD.Bookshelf.v3.0-ROR/ 17-Mar-2004 01:40 -
OReilly.The.Unix.CD.Bookshelf.v.1.0/ 17-Mar-2004 01:55 -
OReilly.The.Unix.CD.Bookshelf.v.2.1-DODiSO/ 17-Mar-2004 02:09 -
OReilly.The.Unix.CD.Bookshelf.v3.0.Retail-EAT/ 17-Mar-2004 02:10 -
OReilly.The.Web.Developer's.Library.CD/ 17-Mar-2004 02:10 -
OReilly.The.Web.Programming.CD.Bookshelf.WinAll.Retail-EAT/ 17-Mar-2004 02:12 -
OReilly.The.Web.Programming.CD.Bookshelf/ 17-Mar-2004 02:11 -
OReilly.The.XML.CD.Bookshelf.v1.0-ROR/ 17-Mar-2004 02:13 -
OReilly.Understanding.The.Linux.Kernel.2nd.Edition-CAUDEX/ 17-Mar-2004 02:13 -
OReilly.Unix.CD.Bookshelf.v2.1-MPiSo/ 17-Mar-2004 02:27 -
OReilly.VB.NET.Language.Pocket.Reference-CAUDEX/ 17-Mar-2004 02:27 -
OReilly.Web.Design.In.a.Nutshell.2nd.Edition.WinAll.Retail-EAT/ 17-Mar-2004 02:27 -
OReilly.sed.and.awk.Pocket.Reference.2nd.Edition-CAUDEX/ 17-Mar-2004 02:27 -
OReilly Server Load Balancing.pdf 26-Dec-2003 18:29 3.1M
OReilly_-_Google_Hacks,_1st_Edition2003/ 17-Mar-2004 02:27 -
OReilly_-_Python_In_A_Nutshell_-_2003_[CHM].rar 26-Dec-2003 18:29 1.1M
OReilly_Java_Servlet_Programming.pdf 26-Dec-2003 18:29 4.3M
OReilly_The_Java_Enterprise_CD_Bookshelf.rar 26-Dec-2003 18:29 12M
Oracle.Press.Oracle9i.The.Complete.Reference.eBook-UnderPl/ 17-Mar-2004 02:27 -
Oreilly.ADO.Dot.NET.Cookbook.eBook-LiB/ 17-Mar-2004 02:28 -
Oreilly.ADO.Dot.Net.In.A.Nutshell.eBook-LiB/ 17-Mar-2004 02:28 -
Oreilly.ASP.Dot.NET.In.A.Nutshell.2nd.Edition.eBook-LiB/ 17-Mar-2004 02:28 -
Oreilly.Active.Directory.2nd.Edition.eBook-LiB/ 17-Mar-2004 02:28 -
Oreilly.Active.Directory.Cookbook.eBook-LiB/ 17-Mar-2004 02:28 -
Oreilly.Apache.Cookbook.eBook-LiB/ 17-Mar-2004 02:28 -
Oreilly.AppleScript.In.A.Nutshell.eBook-LiB/ 17-Mar-2004 02:28 -
Oreilly.AppleScript.The.Definitive.Guide.eBook-LiB/ 17-Mar-2004 02:28 -
Oreilly.Building.Embedded.Linux.Systems.eBook-LiB/ 17-Mar-2004 02:28 -
Oreilly.C.Sharp.In.A.Nutshell.2nd.Edition.eBook-LiB/ 17-Mar-2004 02:28 -
Oreilly.Cocoa.In.A.Nutshell.eBook-LiB/ 17-Mar-2004 02:28 -
Oreilly.Content.Syndication.With.RSS.eBook-LiB/ 17-Mar-2004 02:28 -
Oreilly.Cpp.In.A.Nutshell.eBook-LiB/ 17-Mar-2004 02:28 -
Oreilly.Dot.NET.And.XML.eBook-LiB/ 17-Mar-2004 02:29 -
Oreilly.Dot.NET.Framework.Essentials.3rd.Edition.eBook-LiB/ 17-Mar-2004 02:29 -
Oreilly.Essential.Blogging.eBook-LiB/ 17-Mar-2004 02:29 -
Oreilly.Flash.Remoting.The.Definitive.Guide.500th.Release.eBook-LiB/ 17-Mar-2004 02:29 -
Oreilly.HTML.And.XHTML.The.Definitive.Guide.5th.Edition.iNT.eBook-LiB/ 17-Mar-2004 02:29 -
Oreilly.J2EE.Design.Patterns.eBook-LiB/ 17-Mar-2004 02:29 -
Oreilly.Java.Books.CHT.Version/ 17-Mar-2004 02:29 -
Oreilly.Java.Performance.Tuning.2nd.Edition.eBook-LiB/ 17-Mar-2004 02:30 -
Oreilly.Java.Script.And.DHTML.Cookbook.eBook-LiB/ 17-Mar-2004 02:30 -
Oreilly.Java.Unsorted/ 17-Mar-2004 02:30 -
Oreilly.JavaScript.Pocket.Reference.2nd.Edition.iNT.eBook-LiB/ 17-Mar-2004 02:30 -
Oreilly.Kerberos.The.Definitive.Guide.eBook-LiB/ 17-Mar-2004 02:31 -
Oreilly.LDAP.System.Administration.eBook-LiB/ 17-Mar-2004 02:31 -
Oreilly.Learning.C.Sharp.eBook-LiB/ 17-Mar-2004 02:31 -
Oreilly.Learning.Java.2ed.chm 04-Feb-2004 18:09 2.3M
Oreilly.Learning.Perl.Objects.References.And.Modules.eBook-LiB/ 17-Mar-2004 02:31 -
Oreilly.Learning.RedHat.Linux.3rd.Edition.eBook-LiB/ 17-Mar-2004 02:31 -
Oreilly.Learning.XML.2nd.Edition.eBook-LiB/ 17-Mar-2004 02:31 -
Oreilly.Learning.XSLT.eBook-LiB/ 17-Mar-2004 02:31 -
Oreilly.Linux.In.A.Nutshell.4th.Edition.eBook-LiB/ 17-Mar-2004 02:31 -
Oreilly.Linux.Security.Cookbook.eBook-LiB/ 17-Mar-2004 02:31 -
Oreilly.Mac.OS.X.In.A.Nutshell.eBook-LiB/ 17-Mar-2004 02:31 -
Oreilly.Mac.OS.X.Unwired.eBook-LiB/ 17-Mar-2004 02:32 -
Oreilly.MacOSX.For.Java.Geeks.eBook-LiB/ 17-Mar-2004 02:32 -
Oreilly.MacOSX.Hacks.eBook-LiB/ 17-Mar-2004 02:32 -
Oreilly.MacOSX.The.Missing.Manual.2nd.Edition.eBook-LiB/ 17-Mar-2004 02:32 -
Oreilly.Managing.Using.MySQL/ 17-Mar-2004 02:32 -
Oreilly.Mastering.Oracle.SQL.eBook-LiB/ 17-Mar-2004 02:32 -
Oreilly.Mastering.Perl.For.Bioinformatics.eBook-LiB/ 17-Mar-2004 02:32 -
Oreilly.Mastering.Visual.Studio.Dot.NET.eBook-LiB/ 17-Mar-2004 02:32 -
Oreilly.Oracle.Regular.Expressions.Pocket.Reference.eBook-LiB/ 17-Mar-2004 02:32 -
Oreilly.PC.Hardware.In.A.Nutshell.2nd.Edition.eBook-LiB/ 17-Mar-2004 02:33 -
Oreilly.PC.Hardware.In.A.Nutshell.3rd.Edition.eBook-LiB/ 17-Mar-2004 02:33 -
Oreilly.Perl.Cookbook.2nd.Edition.eBook-LiB/ 17-Mar-2004 02:33 -
Oreilly.Perl.For.Oracle.DBAs.eBook-LiB/ 17-Mar-2004 02:33 -
Oreilly.Practical.Mod.Perl.eBook-LiB/ 17-Mar-2004 02:33 -
Oreilly.Practical.RDF.chm 04-Feb-2004 18:09 1.8M
Oreilly.Practical.Unix.And.Internet.Security.3rd.Edition.eBook-LiB/ 17-Mar-2004 02:33 -
Oreilly.Programming.ASP.Dot.NET.2nd.Edition.eBook-LiB/ 17-Mar-2004 02:33 -
Oreilly.Programming.C.Sharp.3rd.Edition.eBook-LiB/ 17-Mar-2004 02:34 -
Oreilly.Programming.ColdFusion.MX.2nd.Edition.eBook-LiB/ 17-Mar-2004 02:34 -
Oreilly.Programming.Dot.NET.Windows.Applications.eBook-LiB/ 17-Mar-2004 02:34 -
Oreilly.Programming.Jabber/ 17-Mar-2004 02:34 -
Oreilly.Programming.Visual.Basic.For.Palm.OS.eBook-LiB/ 17-Mar-2004 02:34 -
Oreilly.Python.In.A.Nutshell.eBook-LiB/ 17-Mar-2004 02:34 -
Oreilly.RADIUS.iNT.eBook-LiB/ 17-Mar-2004 02:34 -
Oreilly.Regular.Expression.Pocket.Reference.eBook-LiB/ 17-Mar-2004 02:34 -
Oreilly.SQL.Tuning.eBook-LiB/ 17-Mar-2004 02:35 -
Oreilly.Sendmail.3rd.Edition.eBook-LiB/ 17-Mar-2004 02:35 -
Oreilly.Sequence.Analysis.In.A.Nutshell.eBook-LiB/ 17-Mar-2004 02:35 -
Oreilly.Spidering.Hacks.eBook-LiB/ 17-Mar-2004 02:35 -
Oreilly.System.Performance.Tuning.Second.Edition-FOS.chm 26-Dec-2003 18:29 849K
Oreilly.TCP.IP.Network.Administration.3rd.Edition.eBook-LiB/ 17-Mar-2004 02:35 -
Oreilly.Transact.Sql.Cookbook.eBook-LiB/ 17-Mar-2004 02:35 -
Oreilly.VB.Dot.NET.Core.Classes.In.A.Nutshell.eBook-LiB/ 17-Mar-2004 02:35 -
Oreilly.VB.Dot.NET.Language.In.A.Nutshell.2nd.Edition.eBook-LiB/ 17-Mar-2004 02:35 -
Oreilly.Windows.Server.2003.In.A.Nutshell.eBook-LiB/ 17-Mar-2004 02:35 -
Oreilly.Windows.XP.Hacks.eBook-LiB/ 17-Mar-2004 02:35 -
Oreilly.Wireless.Hacks.eBook-LiB/ 17-Mar-2004 02:35 -
Oreilly.XForms.Essentials.eBook-LiB/ 17-Mar-2004 02:35 -
Oreilly.dot.net.framework.essentials-caudex/ 17-Mar-2004 02:35 -
Oreilly.eBay.Hacks.eBook-LiB/ 17-Mar-2004 02:35 -
Oreilly.programming.c.sharp-caudex/ 17-Mar-2004 02:36 -
Oreilly.programming.visual.basic.dot.net-caudex/ 17-Mar-2004 02:36 -
Oreilly.vb.dot.net.language.in.a.nutshell-caudex/ 17-Mar-2004 02:36 - 语言
Oreilly/ 17-Mar-2004 02:28 -
Oreilly Java Cookbook.pdf 26-Dec-2003 18:29 3.0M
Oreilly Managing & Using MySQL.zip 26-Dec-2003 18:29 1.9M
Oreilly Programming Jabber.zip 26-Dec-2003 18:29 372K
Oreilly_Cpp.In.A.Nutshell.eBook-LiB.chm 04-Feb-2004 18:09 1.2M
Oreilly enterprise javabean 3.zip 26-Dec-2003 18:29 1.0M
POSIXMultithreadProgrammingPrimer.pdf 26-Dec-2003 18:29 952K
Perl_6_Essentials_(O'Reilly-2003).chm 26-Dec-2003 18:29 322K
Practical RDF.chm 26-Dec-2003 18:29 1.8M
Programming/ 17-Mar-2004 03:00 -
Programming Cold Fusion MX 2nd Edition.chm 26-Dec-2003 18:30 3.3M
Programming Web Services with Perl.chm 26-Dec-2003 18:30 1.0M
Secure Coding Principles and Practices.chm 26-Dec-2003 18:30 642K
Securing Windows NT2000 Servers for the Internet.rar 26-Dec-2003 18:30 3.3M
Service_Config/ 17-Mar-2004 03:01 -
Web Caching.chm 26-Dec-2003 18:30 878K
Web Client Programming with Perl.pdf 26-Dec-2003 18:30 1.6M
Web Services Essentials.rar 26-Dec-2003 18:30 1.6M
Win2k Performance Guide.pdf 26-Dec-2003 18:30 6.0M
Windows 2000 Administration in a Nutshell.rar 26-Dec-2003 18:30 5.2M
Windows 2000 Commands Pocket Reference.pdf 26-Dec-2003 18:30 650K
Windows XP Hacks.chm 26-Dec-2003 18:30 5.2M
apachedef2.pdf 26-Dec-2003 18:27 2.8M
aspnut.pdf 26-Dec-2003 18:28 3.8M
iosaccesslists.pdf 26-Dec-2003 18:28 1.4M
learnxml.pdf 26-Dec-2003 18:28 3.1M
linag2.pdf 26-Dec-2003 18:28 1.6M
linuxdevdri.pdf 26-Dec-2003 18:28 7.4M
linuxkernel.pdf 26-Dec-2003 18:28 3.1M 核心
net_bookshelf.rar 26-Dec-2003 18:28 8.9M
netessentials.pdf 26-Dec-2003 18:28 1.6M
o'reilly - ant-the definitive guide.pdf 26-Dec-2003 18:28 2.9M
o'reilly - apache,the definitive guide, 2nd edition.pdf 26-Dec-2003 18:28 1.8M
o'reilly-java & xslt.pdf 26-Dec-2003 18:29 2.0M
o'reilly-java and xml.pdf 26-Dec-2003 18:29 2.2M
o'reilly-learning xml.pdf 26-Dec-2003 18:29 3.1M
oreilly.ant.the.definitive.guide/ 17-Mar-2004 03:01 -
oreilly.apache.the.definitive.guide.2nd.edition/ 17-Mar-2004 03:01 -
oreillybookself.chm 26-Dec-2003 18:29 60M
progcsharp.pdf 26-Dec-2003 18:29 3.0M
progvb.net.pdf 26-Dec-2003 18:30 2.5M
sqlnut.pdf 26-Dec-2003 18:30 1.5M
unix_bookshelf.rar 26-Dec-2003 18:30 7.0M
vb.netnut.pdf 26-Dec-2003 18:30 1.7M
vbnut.pdf 26-Dec-2003 18:30 4.5M
web/ 17-Mar-2004 03:02 -
webdesignnut.pdf 26-Dec-2003 18:30 6.3M
win2kcomm.pdf 26-Dec-2003 18:30 650K
wirelessnet.pdf 26-Dec-2003 18:30 1.0M
--------------------------------------------------------------------------------
Apache/2.0.52 (Unix) Server at
ftp.cdut.edu.cn Port 80