Teach Yourself Regular Expressions In 10minutes - RAR Download

Dear All,
Please find a E- Book on Expressions.Hope this will be useful.
Regards,
Hari Krishnan
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The file is not opening,,,
Also please do not upload .rar file,, as many people wont be able to download,,,

Dear Hario,
This book would be useful for people using / working on java.
The reader of this book will learn how to:
- Match characters sets
- Match repeating characters (using minimums and maximums if needed)
- Match (or ignore) based on case
- Build sub-expressions
- Use all of the special characters
- Work with excape sequences
- Use POSIX classes to simplify complex expressions
- Use back-references
- Use look-behind operators
Regards,
Swapna Nair