Ruby Tips

Ruby Patch to Zip

A script to take an Eclipse generated patch file, and zip every file which is referenced in the patch.

Ruby gems on Cygwin

aka how to fix ruby: no such file to load -- ubygem (LoadError) or /usr/bin/ruby: no such file to load -- ubygems (LoadError) <geshi lang="bash"> $ unset RUBYOPT $ cd /tmp/ $ wget http://rubyforge.org/frs/download.php/20989/rubygems-0.9.4.tgz $ tar -zxf rubygems-0.9.4.tgz $ cd rubygems-0.9.4 $ ruby setup.rb </geshi>

Ruby Yaml to Enum

Generate Java 1.5 enums from a YAML file

Ruby detab

A script for removing tabs from source files

Error Messages

• uninitialized constant PStore
• nonexistent sybase adapter

irb

Setup tab completion and history here: http://wiki.rubygarden.org/Ruby/page/show/Irb/TipsAndTricks

Escape invalid XML characters.

This is useful for running stuff through before posting it to the wiki.

echo "<a href=\"foo\">" | ruby -pe 'gsub!(/\&/, "&"); gsub!(/"/, """); gsub!(/</, "<"); gsub!(/>/, ">"); '
&lt;a href=&quot;foo&quot;&gt;