Add extras folder and books file

extras/books.md

@@ -0,0 +1,97 @@
+# Computer Science - Extra Resources
+
+## Books
+
+- [Introduction to Computer Science](#introduction-to-computer-science)
+- [Math (Mathematical Thinking)](#math-mathematical-thinking)
+- [Program Design](#program-design)
+- [Math (Discrete Math)](#math-discrete-math)
+- [Algorithms](#algorithms)
+- [Programming Paradigms](#programming-paradigms)
+- [Software Testing](#software-testing)
+- [Math (Calculus)](#math-calculus)
+- [Software Architecture](#software-architecture)
+- [Theory](#theory)
+- [Software Engineering](#software-engineering)
+- [Math (Probability)](#math-probability)
+- [Computer Architecture](#computer-architecture)
+- [Operating Systems](#operating-systems)
+- [Computer Networks](#computer-networks)
+- [Databases](#databases)
+- [Cloud Computing](#cloud-computing)
+- [Math (Linear Algebra)](#math-linear-algebra)
+- [Cryptography](#cryptography)
+- [Security](#security)
+- [Compilers](#compilers)
+- [Parallel Computing](#parallel-computing)
+- [UX Design](#ux-design)
+- [Computer Graphics](#computer-graphics)
+- [Artificial Intelligence](#artificial-intelligence)
+- [Machine Learning](#machine-learning)
+- [Natural Language Processing](#natural-language-processing)
+- [Big Data](#big-data)
+- [Data Mining](#data-mining)
+- [Internet of Things](#internet-of-things)
+- [Specializations](#specializations)
+
+---
+
+### Introduction to Computer Science
+
+### Math (Mathematical Thinking)
+
+### Program Design
+
+### Math (Discrete Math)
+
+### Algorithms
+
+### Programming Paradigms
+
+### Software Testing
+
+### Math (Calculus)
+
+### Software Architecture
+
+### Theory
+
+### Software Engineering
+
+### Math (Probability)
+
+### Computer Architecture
+
+### Operating Systems
+
+### Computer Networks
+
+### Databases
+
+### Cloud Computing
+
+### Math (Linear Algebra)
+
+### Cryptography
+
+### Security
+
+### Compilers
+
+### Parallel Computing
+
+### UX Design
+
+### Computer Graphics
+
+### Artificial Intelligence
+
+### Machine Learning
+
+### Natural Language Processing
+
+### Big Data
+
+### Data Mining
+
+### Internet of Things