Basic Concepts I

• Added C++23 floating-point types: range, suffix, prefix
• Added ptrdiff_t
• Minor improvements

Basic Concepts II

• Minor improvements

Basic Concepts III

• Added West, East notation for const
• Improved constexpr section and explained the behavior of the keyword within a structure
• Added C++23 if consteval

Basic Concepts IV

• Added Overloading and =delete section
• Added consteval lambda example
• Added [[nodiscard]] attribute
• Added C++23 conditional preprocessing

Object-Oriented Programming I

• Added "Defaulted Constructors, Destructor, and Operators" section

Object-Oriented Programming II

• Added C++23 Multidimensional Subscript Operator
• Added C++23 static operator()

Templates and Metaprogramming I

• Improved using keyword section
• Simplified the type traits section

Templates and Metaprogramming II

• Minor improvements

Code Conventions

• Minor improvements

Ecosystem I

• Improved debugging introduction including the explanation of "Errors, Defects, and Failures", "Cost of Software Defects", "Types of Software Defects"

Ecosystem II

• Added hypergrep tool

Utilities

• Added C++23 std::print
• Removed redundant code

Advances Topics II

• Added dangling reference undefined behavior

Performance Optimizations I

• Update Memory Hierarchy numbers
• Update Memory Hierarchy figure

Performance Optimizations II

• Added C++23 std::unreachable()
• Added "Std Library and Other Language Aspects" section (partially moved from Optimizations III)