RubyGems Bitcoin Stealing Malware postmortem
Introduction On the 7th and 13th of December, there were two malicious packages uploaded to…
Posted inKarafka karafka framework Performance
The hidden cost of a Ruby threads leakage
Bug hunting Recently I’ve been working with one small application that would gradually become slower…
Diffend – OSS supply chain security and management platform for Ruby
I’m incredibly excited to announce a security platform for managing Ruby gems dependencies: diffend.io. This…
Building a Ractor based logger that will work with non-Ractor compatible code
Recently Mike Perham shared a tweet with this comment and a code sample on the…
Posted inapache kafka kafka Karafka
Karafka framework 1.4.0 Release Notes (Ruby + Kafka)
This release mostly solves problems related to message deserialization and normalizes some of the naming…
Posted inPerformance Ruby Ruby 2.7
The hidden cost of the Ruby 2.7 dot-colon method reference usage
Note: This case is valid also for the “old” #method method usage. The reason why…
NameError: undefined method ‘parse’ for class ‘NilClass’ when doing Time.zone.parse
If you get following error when trying to parse time: Time.zone.parse('2019-01-01 11:11:11') Traceback (most recent…
Posted inapache kafka kafka Karafka
Karafka framework 1.3.0 Release Notes (Ruby + Kafka)
Note: These release notes cover only the major changes. To learn about various bug fixes…
Ruby 3 gathering/hack challenge summary
Many of you may not be aware, but Ruby 3 is not only a distant,…
How to take over a Ruby gem and what to do with it / RubyKaigi 2019 presentation
Using Ruby gems is safe, right? We’re a nice community of friendly beings that act…