webdiff webdiff is a powerful web page update checker.
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webdiff Description

webdiff is a powerful web page update checker. webdiff is a powerful web page update checker. You can choose between different methods (diff, size, date, md5sum, regexp) it should check for.webdiff will only print the URIs of web pages that changed, so that its output can easily be used by further scripts (such as wget or mail).Usage: #{$0} Option can be one of: --configure, -c Reconfigure #{ProgName} --diff, -d Print the current differences --help, -h Print this help --reset, -r Reset current differences --version, -v Print current versionRequirements:· Ruby standard distribution (net::http, uri, pstore, getoptlong)· libalgorithm-diff for Ruby· optional: GNU Readline for RubyWhat's New in This Release:· In "html" and "diff" mode, ranges can be specified using regular expressions.· This is especially useful for almost static pages with dynamic parts like "xx users online", time and date, etc.· Some bugs were fixed, especially exception handling.· Exit codes are used now to indicate errors.

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