I want to be able to replace styl开发者_如何学运维e="STUFF" I keep thinking that this is the correct REGEX:
Why is it counter intuitive? /(?<!\\d)\\d{8}(?!\\d)/, here (?<!\\d) comes first, but called lookbehind, (?!\\d) next, but called lookahead. All are counter intuitive.
I can\'t get why this code work: $seq = \'GAGAGAGA\'; my $regexp = \'(?=((G[UCGA][GA]A)|(U[GA]CG)|(CUUG)))\'; # zero width match
I am a 开发者_开发技巧bit puzzled with my Regex results (and still trying to get my head around the syntax). I have been using http://regexpal.com/ to test out my expression, and its works as intended
I\'m trying to write some regex that will parse information from alerts generated by Hyperic HQ. The alerts come in as emails with a subject line like:
In my home directory I have a folder drupal-6.14 that contains the Drupal platform. From this directory I use the following command:
I need to “un-read” characters from an InputStreamReader. For that purpose I wanted to use mark and reset but markSupported returns false for the InputStreamReader class, since it doesn’t maintain
I have implemented a generator-based scanner in Python that tokenizes a string into tuples of the form (token type, token value):开发者_JAVA技巧
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