started learning 382 tagging
fixed the version as usual
updated rails version to 3.2.15
installed acts_as_taggable
created the table for taggable
model support and the view for form
display tagging list
tag list to link
link to filter according tag name
added tag cloud
rollback database and migration file
add the tag model and build tagging from scratch
build the relation table of tagging
tag relation
article tag related function
build the tag cloud helper
forgot about the migration