Count the frequency of letters in texts using parallel computation.
Parallelism is about doing things in parallel that can also be done sequentially. A common example is counting the frequency of letters. Create a function that returns the total frequency of each letter in a list of texts and that employs parallelism.
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We explore the differences between concurrency and parallelism, looking at different approaches taken by languages such as JavaScript, Go, Elixir and Rust.
