Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!
:timing
:sccache 1A Rust source file should be imported as a module only once in a library or application. The right way to import modules in Rust is to import submodules (if any) in each module file.
You cannot define variables using
letin a module. Only static/const variables can be defined in a module.