how to find unix is 64bit or 32bit

By -
u can try in below three methods.

>$ file /sbin/init

/sbin/init: ELF 64-bit LSB executable, x86-64, version 1 (SYSV), for GNU/Linux 2.6.16, dynamically linked (uses shared libs), stripped

>$ file /usr/bin/file
/usr/bin/file: ELF 64-bit LSB executable, x86-64, version 1 (SYSV), for GNU/Linux 2.6.8, dynamically linked (uses shared libs), stripped

>$ uname -m
x86_64

Comments

Post a Comment

Popular posts from this blog

Rails Memcache issues

By -
Error :- down_retry_delay not reached for localhost:11211 (0.001 seconds left) down_retry_delay not reached for localhost:11211 (0.001 seconds left) down_retry_delay not reached for localhost:11211 (0.001 seconds left) down_retry_delay not reached for localhost:11211 (0.001 seconds left) [2012-03-20 15:08:28] ERROR NoMethodError: You have a nil object when you didn't expect it! You might have expected an instance of Array. The error occurred while evaluating nil.each     /usr/local/lib/ruby/gems/1.9.1/gems/rack-1.3.6/lib/rack/handler/webrick.rb:71:in `service'     /usr/local/lib/ruby/1.9.1/webrick/httpserver.rb:111:in `service'     /usr/local/lib/ruby/1.9.1/webrick/httpserver.rb:70:in `run'     /usr/local/lib/ruby/1.9.1/webrick/server.rb:183:in `block in start_thread' cache: [GET /assets/kanga_custom/search_merchant.js?body=1] miss, ...
Read more

Rails working with multiple databases customize the generator | Rails, multiple databases, customize generator

By -
In ROR working with multiple databases ( Mysql + MongoID or Postgres + MongoId ) for performance is good, but how can i give default generator database to pick-up while generating the models edit  application.rb  in config folder and add below code config.generators do |g| g.orm             :active_record end So every time in next generators will take active record as default for moddels In case of using mongoid and active record this will be helpful
Read more

Ruby on Rails 3.x Skip callback and validation and reset Callback | Ruby on Rails, Skip callback, validation, reset Callback

By -
This will work for Rails 3.x onwords Model.skip_callback(“create”,:after,:trigger_my_method) in the above line ‘create’ and ‘after’ represents callback name so it represents ‘after_create’ callback, and the callback method is ‘trigger_my_method’, so totally the above line skips below callback after_create :trigger_my_method You can skip validations just by passing :validate => false as parameter to save method Model.save(:validate => false) As before skipping callback, you can reset same callback for reset by below ling Model.set_callback(“create”,:after,:trigger_my_method) This line will reset the below callback after_create :trigger_my_method Example:- Skip callback and validation and  rest the skiped callback Post.skip_callback(“create”,:after,:trigger_my_method) post=Post.new(params[:post]) post.save(:validate => false) Post.set_callback(“create”,:after,:trigger_my_method)
Read more