Brian M Johnson

Many early tips talk about RVO, copy elision etc., but make no mention of C++17. As a result, they often say things like, "Strictly speaking the compiler is not required...

Attempting to use the formatter in the [Mojo Playground](https://docs.modular.com/mojo/playground) results in the following error: ``` Format error: mojo: error: unable to resolve Mojo formatter in PATH ``` A screenshot is...