CS Theory

I remember the many "ah-HA!" moments I had when researching these videos. Functional programming especially. I would constantly hear terms flying around that I never properly understood - that's what we focus on with these videos.

The Fabulous Linked List

The Fabulous Linked List

It’s always fun to study the basics, and in this video we dive into the linked list and how to create one from scratch. Sounds ridiculous, but it can rescue an interview!

Big O Notation

Understanding Big O has many real world benefits, aside from passing a technical interview. In this post I'll provide a cheat sheet and some real world examples.

Simple Encryption with the Diffie-Hellman Key Exchange

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Simple Encryption with the Diffie-Hellman Key Exchange

Proper Error Correction with Parity Bits

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Proper Error Correction with Parity Bits

Simple Error Correction

Paid-members only

Simple Error Correction

Hashing and Asymmetric Encryption

Hashing and Asymmetric Encryption

Encoding and Lossless Compression

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Encoding and Lossless Compression

Entropy and Quantifying Information

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Entropy and Quantifying Information

Logical Negation in Binary

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Logical Negation in Binary

Bitwise Operations

Bitwise Operations

This is a famous interview question: 'write a routine that adds two positive integers and do it without using mathematic operators'. Turns out you can do this using binary!

$Binary Mathematics$

Binary Mathematics

This is a famous interview question: 'write a routine that adds two positive integers and do it without using mathematic operators'. Turns out you can do this using binary!

Boolean Algebra

Boolean Algebra

You're George Boole, a self-taught mathematician and somewhat of a genius. You want to know what God's thinking so you decide to take Aristotle's ideas of logic and go 'above and beyond' to include mathematical proofs.