Miscellaneous notes

## Installing nokigiri

### on Mavericks
brew install libxml2
bundle config build.nokogiri "--use-system-libraries --with-xml2-include=/usr/local/opt/libxml2/include/libxml2"
bundle install

### on Yosemite
brew install libxml2
bundle config build.nokogiri --with-iconv-dir=/usr/local/Cellar/libiconv/1.14/
bundle install

#### if the second command for yosemite fails try one of these
sudo gem install nokogiri -v '1.6.6.2' -- --use-system-libraries --with-xml2-include=/usr/include/libxml2 --with-xml2-lib=/usr/lib
sudo env ARCHFLAGS="-arch x86_64" gem install nokogiri -- --use-system-libraries  -- --with-xml2-include=/usr/local/Cellar/libxml2/2.9.2/include/libxml2 --with-xml2-lib=/usr/local/Cellar/libxml2/2.9.2/lib --with-xslt-lib=/usr/local/lib --with-xslt-include=/usr/local/include

### Drop Postgresql database from command line
psql -U postgres -c "drop database databasename"

#### or from inside psql
DROP DATABASE databasename;