Hello my dear friends. Today we will continue to talk about Chef Solo. All the example codes mentioned here, you can find at: github.com/le0pard/chef-solo-example/tree/5.0. In the previous article, we’ve learned about Chef cookbooks. In this article we will learn what Continue

Preface In Rails, automatic code reloading in development mode is based on autoload, which is not threadsafe. It means you can’t use it while developing multithreaded Rails applications(especially for JRuby). But several monkeypatches can do the trick. Workaround When we Continue

Update (2012, 10 December) Authologic-team patched weird behavior with (I)LIKE and now Postgres users can make everything without clutches. Just use new version 3.2.0. Introduction User authentication – is the most utilized part of Authlogic gem. But default configuration of Continue

With a little delay, right on a first week of December why not to share 2 speeches that our guys had during RubyShift 2012 conference. Here you go! Deadsimple JRuby troubleshooting by Sergey Boiko. RubyShift 2012 And a presentation: PostgreSQL Continue

Introduction New Relic has become an industry standard for web applications performance measurement in Rails community. Simply adding and configuring newrelic_rpm gem for your Rails application gives you a great overview of its performance with an adequate level of details. Continue

TL;DR Update airbrake-gem to last version and enable asynchronous delivery option to avoid latency in application response time. Introduction We used Airbrake (ex-Hoptoad) to track errors in our application. But, several months ago we noticed delays in application response time, Continue

Recent 3.2.9 release bugfix has brought an issue for through associations. inverse_of usage can solve the problem only partially (polymorphic associations are still affected). UPDATE: patch that introduced this issue has just been reverted in rails master. Few days ago Continue

Preface Using yield and blocks is what makes Ruby so different from other scripting languages. But in some cases yield can lead to unpredictable behavior and it’s crucial to understand what can go wrong. Let’s consider next code: File.open("/etc/hosts", "r") Continue

A few days ago my patch with the beginning_of_week config option has been merged to Rails master, so starting from Rails 4.0 we’ll gain full control over the week start day. Preface Working on Interstellar, I’ve found out that ActiveSupport Continue

It’s common when you have to do a lot, but time/money is not on your side. The first and obvious wish would be to squeeze it all into term/budget you’ve got. But conditions would rather be unfriendly than allow you Continue