A regular expression is basically a shorthand way of showing how a regular language is built from the base set of regular languages.The symbols are identical which are used to construct the languages, and any given expression that has a language closely associated with it....
Use of submatch capturing variables like$&,$1,$2, and etc are also supported, for example, replace_filter[bc]|d [$&-$1-$2] g; The semantics of the submatch capturing variables is exactly the same as in the Perl 5 language. ...
In this post, we’re going to add a final feature to the login page: a password reset link, which sends a one-time-use-only link to the user’s email account. When clicked on, they are presented with a set-your-new-password form. [TOC: one, two, three, four, five, six, ...
We introduce and study network-formation games with regular objectives. In our setting, the edges are labeled by alphabet letters and the objective of each player is a regular language over the alphabet of labels. Unlike the case of reachability objectives, here the paths selected by the players...