Using Grep To Find or Match All Links in an HTML Document
egrep -or "(http(s)?://){1}[^'\"]+" path/to/directory
You can further reduce to just return the images by piping again.
grep -r src views/ | egrep -o "(mailto|ftp|http(s)?://){1}[^'\"]+"
The -r flag is for a recursive directory scan....
Written by Sean Behan on 09/15/2013
How to Extract Time Information from a Natural Language String with a Regular Expression and PHP
You can easily extract time information from a string with a regular expression and PHP (or any language with regular expressions).
$str = "Here is how to extract time info.. like 4:30 PM and 2:10 AM from a string in PHP";
$rgx = "/\d{1,2}(:?\d...
Written by Sean Behan on 02/26/2018
Load All ActiveRecord::Base Model Classes in Rails Application
Here is a simple rake task which will instantiate all of your Active Record models, provided that they are located in the RAILS_ROOT/app/models directory. Interestingly, all plugin models are instantiated by default when you run the task, for instance, if...
Written by Sean Behan on 06/17/2012
Moodle's Most Important Function Gets No Attention
Arguably the most important function in the Moodle API, is the create_course function. One would think... after all Moodle is an LMS. Courses are the bread and butter for course management platforms, right? Taking a look at the function in the course/lib....
Written by Sean Behan on 06/17/2012
Nesting Resources in Rails Routes.Rb with Namespaces
When I have a controller that takes more than one has_many argument, I think about creating a namespace. This way I may still use my forums, pages controllers w/out needing any conditional logic, testing for the presence of :course_id in the params hash.
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Written by Sean Behan on 06/17/2012
