SOLID - Open/Closed Principle
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5:09 CC

SOLID - Open/Closed Principle

#199 Jul 21, 2019 pro
Open/Closed principle states "software entities (classes, modules, functions, etc.) should be open for extension, but closed for modification"; that is, such an entity can allow its behaviour to be extended without modifying its code.

State Machines with AASM
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12:20 CC

State Machines with AASM

#147 Aug 19, 2018 pro
State Machines are useful for tracking the state of an object. With AASM, we take a dive into how states can transition as well as modifying states and interacting with them.

Templating Ruby on Rails Applications
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12:22 CC

Templating Ruby on Rails Applications

#163 Dec 9, 2018 pro
There is a lot of work that is done on new applications and a lot of the common code between new applications. In this episode, we look at using templates to speed up the initial process.

SOLID - Liskov Substitution Principle
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6:22 CC

SOLID - Liskov Substitution Principle

#200 Jul 28, 2019 pro
In this episode, we look at the Liskov Substitution Principle. If S is a subtype of T, then objects of type T may be replaced with objects of type S without altering any of the desirable properties of the program.

Ruby Go Lang Extensions
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9:51 CC

Ruby Go Lang Extensions

#134 May 20, 2018 pro
Let's face it, Ruby is slow , but don't abandon Ruby just yet. Using extensions, we can write performant code in another language for the specific slow functions while the rest of the application remains untouched.