Geordi hints
Reminder of what you can do with Geordi. Note: If you alias Geordi to something short like g, running commands...
How to tackle complex refactorings in big projects
Sometimes huge refactorings or refactoring of core concepts of your application are necessary for being able to meet new requirements...
Net::SSH::Exception: could not settle on encryption_client algorithm
TL;DR: Update the 'net-ssh' gem by adding to your Gemfile: gem 'net-ssh', '=2.9.1' Now run bundle update...
Geordi 1.5.1 released
Improve geordi cucumber: Only attempt @solo run when the specified files contain the @solo tag, skip @solo run if any...
Capistrano: exclude custom bundle groups for production deploy
Capistrano is by default configured to exclude the gems of the groups development and test when deploying to the stages...
Building web applications: Beyond the happy path
When building a web application, one is tempted to claim it "done" too early. Make sure you check this list...
Using Bumbler to Reduce Runtime Dependencies - The Lean Software Boutique
Tool to show you which gems are slow to load: ➜ git:(master) ✗ bundle exec bumbler [################################################# ] (49/65) travis-lint...
Bundler: Install gems behind a proxy
To install gems Bundler needs to be able to talk to https://api.rubygems.org. If you are behind a proxy you...
Geordi 1.3 released
Geordi is now (partially) tested with Cucumber. Yay! geordi cucumber supports a new @solo tag. Scenarios tagged with @solo...
Showing a custom maintenance page while deploying
Note The maintenance mode is enabled on all application server as soon as the file /public/system/maintenance.html is present. Installation
Geordi 1.2 released
Remove some old binaries (commands still exist in geordi) and mark others as deprecated Rewrite deploy command to support...
Make nokogiri >=1.6.0 use system libxml2
Quick check: bin/rails runner 'puts Nokogiri::VersionInfo.new.libxml2_using_system?' Step by step instruction Nokogiri uses vendored libxml2 since version...
Upgrade from Ruby 1.8.7 to 2.1.5 – an incomplete guide
I recommend to go straight to 2.1.5+ without intermediate steps. Otherwhise you burden yourself with unnecessary work of encoding problems...
whenever: Preview the crontab
If you'd like to preview the crontab that whenever will deploy, run the following: bundle exec whenever
Capistrano 3 has slightly changed its symlink implementation
In Capistrano 2, directories in shared_children used to be symlinked to the shared directory during the finalize_update task...
Reverse-proxying web applications with Apache 2.4+
Note: Making a reverse proxy with nginx is much more straightforward. A reverse proxy is a "man in the middle...
Upgrading from Capistrano 2 to 3
Capistrano 3 is a major rework of the framework and requires several adjustments to your deploy configuration files. The biggest...
Slack integration for deployments via Capistrano
You can hook into Slack when using Capistrano for deployment. The slackistrano gem does most of the heavy lifting for...
Geordi 1.0 released
Geordi 1.0 features a command line application geordi, that holds most of Geordi's previous commands. New features
better rails app restart with the passenger restart-app tool
With this command you can initiate an application restart without touching restart.txt. Unlike touching restart.txt, this tool initiates the restart...
A simpler default controller implementation
Rails has always included a scaffold script that generates a default controller implementation for you. Unfortunately that generated controller is...
How to use the Capistrano 2 shell to execute commands on servers
Capistrano 2 brings the shell command which allows you to run commands on your deployment targets. There is also invoke...
Common mistakes when storing file uploads with Rails
1. Saving files to a directory that is not shared between deploys or servers If you save your uploads to...
Upgrading Rails 2 from 2.3.8 through 2.3.18 to Rails LTS
This card shows how to upgrade a Rails 2 application from Rails 2.3.8 through every single patch level up to...