Links 2017-05-15

On tools …

  • Setting the Record Straight: containers vs. Zones vs. Jails vs. VMs
    Solaris Zones, BSD Jails, and VMs are first class concepts. [..] Containers on the other hand are not real things.
  • CPU Utilization is Wrong
    The metric we all use for CPU utilization is deeply misleading, and getting worse every year. What is CPU utilization? How busy your processors are? No, that’s not what it measures. Yes, I’m talking about the “%CPU” metric used everywhere, by everyone.
  • Practical jq
    I really love jq, the JSON processor. It has changed my life and pretty much replaced Perl and Ruby as my ETL and data-munging go-to tools.
  • Reshaping JSON with jq
    Working with data from an art museum API and from the Twitter API, this lesson teaches how to use the command-line utility jq to filter and parse complex JSON files into flat CSV files.
  • A Visual Guide to What’s New in Swagger 3.0
    Over the past few years, Swagger 2 has become the de facto standard for defining or documenting your API. Since then, it’s been moved to the Linux foundation and renamed to OpenAPI Spec.
  • A plan for open source software maintainers
    As I envision it, a solution would look something like a cross between Patreon and Bugzilla: Users would be able sign up to “support” projects of their choosing […] and would be able to open issues.

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