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regex is a template tag that extends JavaScript regular expressions with features that make them more powerful and dramatically more readable. It returns native RegExp instances that equal or exceed ...

Abstract: In the realm of effective communication, individuals with hearing impairments face difficult challenges in expressing themselves. There is an immediate and essential need for innovative ...

Abstract: Regular expressions are notoriously difficult to get right, with developers often having to resort to trial-and-error approaches. Even so, little attention ...

The CloudFormation documentation indicates that logical ID's must be only alphanumeric, yet the regex in the logical ID validation file is /^[A-Za-z][A-Za-z0-9]{1,254}$/. This causes logical IDs such ...

I'm confused by Perl's regex abilities. There seems to be a lot of duplicate flags: ^ and \A both match the beginning of a string. $ and \Z both match the end. It seems redundant and confusing. I'm ...

My books are boxed up ready for a move, and my google-fu is failing me.<BR><BR>I'm converting strings to hex, and want to detect if a non-hex character is in the string. What's the regexp that will ...