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Easy Debug / Trace Ruby output like set -x in bash 10 lines of Ruby (or less)
In writing some shell scripts in ruby, I decided that I needed to be able to debug (trace) the lines that were being executed. I even ran across a closed StackOverflow question looking for the same thing — a way to trace ruby like set -x in bash. A very naïve script to add tracing…
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Rails’ and Ruby’s Hash transform_values
Rails: 4.2.1-5.2.3 and Ruby >= 2.5.5 have a transform_values method on Hash that allows you to pass a block to the method and transform the values of the key-value map in the hash based on the block contents. Essentially, it’s map but for the Hash values only, and with no weird Hash/array-element syntax. From the…
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NoMethodError undefined method `shared_examples_for’ for main:Object for bundle gem rspec
undefined method shared_examples_for for main:Object in rspec for bundle gem generated rspec file.