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Tag: librarian code

Ruby gem library_stdnums goes to version 1.0

I just released another (this time pretty good) version of my gem for normalizing/validating library standard numbers, library_stdnums (github source / docs). The short version of the functions available: ISBN: get checkdigit, validate, convert isbn10 to/from isbn13, normalize (to 13-digit) ISSN: get checkdigit, validate, normalize LCCN: validate, normalize Validation of LCCNs doesn’t involve a checkdigit; I basically just normalize whatever is sent in and then see if the result is syntactically valid. My plan in my Copious Free Time is to do a Java version of these as well and then stick them into a new-style Solr v.3 filter so…

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