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Factory Method

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Factory Method is a creational design pattern that provides an interface for creating objects in a superclass, but allows subclasses to alter the type of obj...

Compile vs Runtime Evaluation in Elixir

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Elixir despite being a compiled language, it somehow behaves like an interpreted language. For instance Usually you would not put an Application.get_env or S...

Different ways to call a method in Ruby

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Ruby has many ways of doing the same thing, for instance when you have an array to get its size you could either use one of the following methods: Array.size...

Vim: Notes and Cheats

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So according to my good friend Wikipedia Vim is a clone, with additions, of Bill Joy’s vi text editor program for Unix. Vim’s author, Bram Moolenaar, based i...

Tmux: Notes and Cheats

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Tmux as defined in Wikipedia is a terminal multiplexer for Unix-like operating systems. It allows multiple terminal sessions to be accessed simultaneously in...