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February 01, 2011

Mark Wielaard: New GPG key. Finally created a new GPG key using gnupg. The old one was a DSA/1024 bits one and 8 years old. The new one is a RSA/2048 bits one. I will use the new one in the future to sign any release tarballs I might create. pub 2048R/57816A6A 2011-01-29 Key f...

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February 01, 2011

Andrew Hughes: [SECURITY] IcedTea6 1.7.8, 1.8.5, 1.9.5 Released!. We are pleased to announce a new set of security releases, IcedTea6 1.7.8, IcedTea6 1.8.5 and IcedTea6 1.9.5. This update contains the following security updates: The IcedTea project provides a harness to build the source code from OpenJDK6 u...

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home > news > developers > joe darcy: recognizing all valid integral strings with regular expressions

Joe Darcy: Recognizing all valid integral strings with regular expressions

For a fun Friday hack, this blog entry describes a program to generate a regular expression to recognize all the valid strings of integers in a given base, that is, a regular expression (regex) which accepts all in-range strings but rejects strings that would cause an overflow if converted.


Date: February, 05 2010
Url: http://blogs.sun.com/darcy/entry/regex_for_integral_strings


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