CppNow Courses

A Practical Approach to Error Handling

A principled error-handling method balances software reliability against the complexity of anticipating every possible failure.

• YouTube
• 1 hour 7 minutes
• Self-Paced
• Conference Talk

Undefined Behavior in C++ - A Performance Viewpoint

A practical, rational look at why C++ permits undefined behavior, how it affects programs, and how compilers can use it for performance.

• YouTube
• 1 hour 36 minutes
• Self-Paced
• Conference Talk

A Lock-free Atomic shared_ptr

Explores why lock-free atomic shared_ptr is difficult and presents a portable implementation across 32- and 64-bit Intel and ARM platforms.

• YouTube
• 1 hour 32 minutes
• Self-Paced
• Conference Talk

Top 5 Library Additions in C++23

Survey C++23’s library additions, then examine five audience-selected facilities in depth, including formatting, ranges, expected, or standard modules.

• YouTube
• 1 hour 31 minutes
• Self-Paced
• Conference Talk

Embracing Noexcept Operators and Specifiers Safely

Learn how C++ noexcept affects generic algorithm selection and how to use it safely while preserving maintainability in large codebases.

• YouTube
• 1 hour 29 minutes
• Self-Paced
• Conference Talk

Customization Methods - Connecting User and Library Code

Compare C++ customization-point methods for connecting generic library code with user-specific code, including their tradeoffs and future directions.

• YouTube
• 1 hour 20 minutes
• Self-Paced
• Conference Talk

A Future of Value Semantics and Generic Programming Part 2

The talk examines how C++’s generic programming and value semantics shape language design, drawing on Swift to imagine features built around those ideas.

• YouTube
• 1 hour 31 minutes
• Self-Paced
• Conference Talk

A Future of Value Semantics and Generic Programming Part 1

A look beyond C++ constraints at how value semantics and generic programming can shape language features, drawing on lessons from Swift’s design.

• YouTube
• 1 hour 13 minutes
• Self-Paced
• Conference Talk

What Belongs in the C++ Standard Library?

A history of debates over the C++ Standard Library’s scope, followed by principles for deciding what belongs in it.

• YouTube
• 1 hour 49 minutes
• Self-Paced
• Conference Talk

The Quest for a Better Crash

Reconstruct symbolicated stack traces to find the cause of release crashes on Windows machines, even when deployed builds lack debugging symbols.

• YouTube
• 1 hour 25 minutes
• Self-Paced
• Conference Talk

Taking Template Classes Further with Opaque Types & Generic NTTPs

Explore how C++20 opaque types and generic non-type template parameters can make template class interfaces more expressive, including for multidimensional arrays.

• YouTube
• 1 hour 30 minutes
• Self-Paced
• Conference Talk

Taskflow - A Heterogeneous Task Graph Programming System with Control Flow

Taskflow combines CPU–GPU task graphs with conditional control flow, giving C++ developers a way to express heterogeneous parallel work beyond DAG-only models.

• YouTube
• 1 hour 16 minutes
• Self-Paced
• Conference Talk

Don't Constexpr All the Things

The talk examines why C++’s constexpr metaprogramming model can feel unintuitive and presents Circle metaprogramming as an alternative.

• YouTube
• 1 hour 1 minute
• Self-Paced
• Conference Talk

What Neighborhoods Owe Each Other - Rights, Duties, Immunities & Disabilities of Functions & Objects

Uses jurisprudence’s concepts of rights, duties, immunities, and disabilities to explain how functions and objects depend on one another.

• YouTube
• 1 hour 24 minutes
• Self-Paced
• Conference Talk

Simplest Safe Integers

A C++ integer library uses MISRA’s essential type model to prevent implicit promotions and preserve signedness and bit width in arithmetic.

• YouTube
• 1 hour 17 minutes
• Self-Paced
• Conference Talk