RubyFlow The Ruby and Rails community linklog

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Incisive Ruby Substitutions - The gsub Hash Syntax

How do you perform multiple Ruby substitutions simultaneously? [more inside]

Thanks for being a guinea pig for the new system! :-)

Command Line Reporter 3.3.5 Released

Bug fix release regarding border colors and vertical spacing. Check out the wiki to see examples of nicely formatted tables. As always the gem is available on with source on github. For those not familiar with “the reporter”, it provides a ruby DSL for writing reports with built in features for progress reporting and table formatting. It is very handy for system level and data reporting scripts.

Resilient Networking: Planning for Failure

A successful application is one that is resilient to fluctuations in network availability and performance: it can take advantage of the peak performance, but it plans for and continues to work when conditions degrade. Thoughts and tips on how to build such a thing.

Rapp - A Ruby Gem for scaffolding CLI or Daemonizable Ruby apps

I went looking a little while back for something fitting this description, and didn’t find anything that really worked for me. So, I wrote my own: Rapp [more inside]

Timeago date filter for Liquid templates!

Jekyll-timeago is a Liquid extension to compute and display distance of dates in words. It allows localization and integrates easily with Jekyll. You can use it via a filter or via tag:

Upload base64 encoded data to carrierwave uploaders.

If you develop some API, that interact with mobile devises, then this small gem might be handy: [more inside]

Panthro: The RubyGems Proxy Cache

Hi, I’ve developed Panthro, a POC of a rubygems proxy cache - it’s a very simple rack app that caches gem files in your local filsystem. [more inside]

Alternative to CanCan: ActionAccess

Action Access is a very lightweight and straightforward access control system for Rails. It boils down to this: [more inside]

I didn’t actually write this post, but RubyFlow no longer supports unauthentica...

Rails Fundamentals: Introducing the belongs_to Assocation (14+ minute video)

Active Record associations are an incredibly powerful feature yet configuring them can be confusing to Rails newcomers. In this free 14+ minute excerpt of the Easy Rails Active Record Video Associations series I’ll introduce the belongs_to association, complete with a detailed code example. Watch the video.

Test Driven Rails 4 Contact Form

I just posted How to build a Contact Form with Rails 4.2 on my site.

Stop Writing Rails Controllers

Stop writing controller code in Rails. Declare them in data.

Build a Pocket Clone: Part 3

My latest post in building a pocket clone from scratch

Today I Learned

thoughtbot created an open source GitHub repo this week called Today I Learned. It’s receiving lots of community submissions for tips in all programming languages, including lots of Ruby.

How to tackle with video processing with CarrierWave and streamio-FFMPEG gems.

Video encoding processor for CarrierWave, more options and background processing here.

Cleaner, safer Ruby API clients with Kleisli

I just blogged about how to build better APIs using general, simple but powerful ideas from the world of monads.

New Rails feature - ActiveModel errors details

Read about a new Rails feature ActiveModel::Errors#details

[Gem] I made a gem to build an interactive graph based on gem dependencies from your Gemfile

Please visit here . Constructive criticisms and suggestions welcome. Output is something like this

Pretty cool! I tried it out on one of my projects and I enjoyed visualizing the...

binding.repl: "binding.pry" for every ruby repl.

I released binding.repl v3.0.0 a couple of weeks ago. It can start Pry, IRB, Ripl, Ir, and rib at runtime with a single uniform interface. Example: binding.repl.irb, binding.repl.pry, etc.

Simple way to access redis connections without global variables

Here is small PooledRedis gem to manage redis conection(s) in your app.

Encryption on Rails - a Primer

Encryption on Rails - a Primer - Learn to do multi-key encryption with rotation by engineer Joe Kurleto.

MailInterceptor gem to intercept/forward emails in rails

MailInterceptor gem for intercepting and forwarding emails in non production Rails environments.

Ruby Forwardable deep dive

Take a deep dive into Ruby’s Forwardable library and find out how it works. I learned so much by getting familiar with this simple library so I decided to pull it apart piece by piece in my latest blog post.

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