If Rails or Rake are complaining about a missing gem that is listed in your Gemfile.lock and the listed version...
whatsmydns.net is an online service that allows you to instantly perform a DNS lookup to check a hostnames current IP...
Consider you have a website vhost listening to www.example.com, redirecting all incoming requests that do not talk about the configured...
We forked craken today and fixed one of the issues we had with new (>0.8.7) rake versions. The craken:install...
If your application raises an error like ... Couldn't connect to the Solr server at http://127.0.0.1:8983/solr. 500 "Lock...
If you have different users for different servers, don't use set :user. Encode the username into the server definition...
Selenium does not speak SSL because it uses WEBrick that doesn't. When you use Selenium for Cucumber scenarios that...
I believe that when WEBrick has trouble bringing up your Rails application, the WEBrick component that is supposed to print...
If you use Amazon AWS cloud services you definitively want to utilize software raid for IO intensive stuff such as...
If you use Nginx with SSL and get an intermediate certificate with your certificate you have to do this:
Whenever you deploy using Capistrano, a new folder is created within the releases directory on the remote server containing the...
Attached is a working config to deploy an application with Capistrano that needs to monitor Resque workers with God.
If you get the error "413 Request Entity Too Large" from Nginx client_max_body_size is too low (default...
This post is not about devops, it's not about lean startups, it's not about web scale, it's...
Under the same origin policy, a web page served from server1.example.com cannot normally connect to or communicate with a server...
This is now part of geordi. Please don't follow the instructions below, if you use geordi. Inspired by the...
Passenger gives you the possibility to define in which environment your app should be started. This has to be added...
Resque comes with its own dashboard (Resque server) that you can mount inside your Rails 3 application with #config/routes.rb:
Note: While the solution in this card should still work, we prefer another solution now: Hide your Selenium browser window...
When you create a temporary file (e.g. to store a generated Excel sheet) and try to send it to the...
Free Hoptoad/Airbrake alternative which can capture exceptions from any platform. It comes with a Rails notifier and a RESTful API...
Leads to awesomeness and unicorns when used in production.
We are changing our name from Hoptoad to Airbrake. You see, some folks much larger than us reached out and...
When you generate a URL in a mailer view, ActionMailer will raise an error unless you previously configured it which...