cucumber-rails-1.0.2/lib/cucumber/rails.rb:4:in `dirname': can't convert nil into String (TypeError)

cucumber-rails-1.0.2/lib/cucumber/rails.rb:4:in `dirname': can't convert nil into String (TypeError)

gem update cucumber-rails

should solve the problems ;)

protocol.rb:135 - Resource temporarily unavailable - read would block

if youre having that error.

reinstalling rvm may resolve your problem.

here is the link

Click here

bundle install not install the gems

i was having a problem when im running bundle install, and the process are not fecth completely

to fix that i just have one source on my .gemrc file

---
:update_sources: true
:sources:
- http://gems.github.com
:benchmark: false
:bulk_threshold: 1000
:backtrace: false
:verbose: true
gem: --no-ri --no-rdoc

open xls files in rails 3

when i m stuck working on my projects to open xlsx files into my ruby on rails app,
i found this gems, and its easy to use :

  [sudo] gem install roo

For further information you could refer to this :

Click here...

Count a spesific character in mysql

if you want to count a spesific character on a string you could use:

select *, LENGTH(REPLACE(email, '@', '')) AS occurrences from tables

How to change string in multiple files in UNIX

sed -i 's/named_scope/scope/g' *.rb

where is
"named_scope" the string that you want to replace
"scope" the new string.