• 2015.02.19 in #187 Always make immutable (unless you have a good reason not to)
  You often read about the need to call make_immutable on your Moose classes, but do you know what the impact can be if you don't? kd benchmarked one of his webs after before and after, and found that adding make_immutable made it 5 times faster.
• 2015.11.06 in #224 Automated refactoring of perl with PPI
  Using PPIx::Refactor to rewrite Perl code.
• 2016.03.03 in #241 Not so new shiny things: LWP::Protocol::PSGI
  Kieren describes how testing web applications got much easier for him when he discovered LWP::Protocol::PSGI. Aristotle pointed out Plack::Middleware::MockProxyFrontend in the comments.
• 2016.03.17 in #243 More refactoring adventures
  Kieren takes us through some 'fun' he had refactoring a client's code, including use of his own PPIx::Refactor module.
• 2016.06.11 in #255 Writing a simple splunk API client.
  Splunk is a log and monitoring analytics toolkit. This article is about a client written in Perl but not on CPAN yet.
• 2018.06.09 in #359 DBD::Oracle Trial release
  It is still marked as 'unauthorized', but if you use Oracle with Perl, you'd better test it now, before it becomes official.
• 2018.07.02 in #363 DBD::Oracle Trial Release 2
  
• 2019.01.02 in #389 Is there anything wrong with this benchmark?
  Why is one thing faster than the other?

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