Rust — TILens

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Rust

Is `rust-toolchain.toml` with non-versioned channel such as `stable` a code smell?

The documentation says about rust-toolchain.toml: Some projects find themselves 'pinned' to a specific release of Rust and want this information reflected in their source repository. This is most often the case for…

Rust

Get all sums of array values, along with the indices of the elements

fn main() { let data: [u8;4] = [2, 5, 7, 8]; let dlen: usize = data.len(); // 4 let cnt_data_comb: u8 = 2_u8.pow(4) - 1; // 2^4 -1 = 15 // [A] // I can get the quantities in the groups like this: let mut c; for i in…