JRuby, RVM and Vim walk into a (performance) bar

I'm not sure why RVM is still my default Ruby version manager yet the issue at hand should be reproducible on rbenv too.

Let's add a bit of context to this: we have an API written in Ruby and running on JRuby i.e. via JVM which implies slow start-up times compared to CRuby (yes, even with export JRUBY_OPTS='--dev' ...

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How to reduce the size of your VMs (macOS Update)


Lately I'm also running macOS virtualized for testing various apps. After some heavy usage the same problem popped up: the .vmdk uses way too much space on my quite small 256GB SSD. Currently is at around 70GB.

The process is similar to what I did on Windows and Linux i.e. write a null file that is erased at the e ...

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