Tag: variables

Episode #483: Extract Default to Method

Some pointers on making your Ruby parameter defaults self-documenting.

Stop thinking of variables as boxes.

An in-depth guide to Ruby class variables, and when to use them.

Global settings can cause havoc when threads are introduced. Learn when and how to use Ruby's thread-local variables instead.

A naming guideline to avoid confusion and latent bugs.

Ruby 2.4 eliminates an un-intuitive limitation of if-statements.

In today's episode we'll see how to discover what environment variables our programs are implicitly relying on.

An episode about children, flowers, and Ruby constant lookup paths.

In which we explore a strange Ruby quirk.

In which we put some fears about thread-safety to the test, and to rest.

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