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Symbols and Variables in Ruby & Destructuring in JS

Symbols and Variables in Ruby Symbols and variables are very different things in Ruby. Symbols are like strings, they’re immutable and behave like constants. All…

Falsy and Truthy values & Arrow Functions in JS

Falsy and truthy values in Javascript Falsy values in JavaScript are false, null, undefined, 0, NaN, ““ (empty strings). The following construct: let val =…