Things I had to do "differently" to migrate site to octopress

octopress_migration.sh

# Without setting thr LANG, I'd get errors from Ruby like this:
# YAML Exception reading 2012-09-23-state-of-e-commerce-in-india.md: invalid byte sequence in US-ASCII
# /Users/arnabdeka/Dropbox/websites/arnab.github.com/plugins/backtick_code_block.rb:13:in `gsub': invalid byte sequence in US-ASCII (ArgumentError)
#        from /Users/arnabdeka/Dropbox/websites/arnab.github.com/plugins/backtick_code_block.rb:13:in `render_code_block'
#        ...

# I got the idea while reading this rubygems issue: https://github.com/rubygems/rubygems/issues/314

export LANG=en_US.utf-8

related_posts.sh

brew install gsl
# gem install gsl sill fails:
# /usr/local/Cellar/gsl/1.15/include/gsl/gsl_matrix_complex_double.h:227: error: previous declaration of ‘gsl_matrix_complex_equal’ was here
# make: *** [matrix_complex.o] Error 1

# from see http://bretthard.in/2012/03/getting-related_posts-lsi-and-gsl-to-work-in-jekyll/
brew tap homebrew/versions
brew install gsl114

bundle install

show_comments_on_every_page.sh

for file in source/**/*.md; do
  mv $file $file.tmp;
  awk '/---/&&v++%2{sub(/---/, "comments: true\n---")}{print}' $file.tmp > $file;
  rm $file.tmp;
done

git st
git diff -b # verify all good.