There are two new blog posts from the OTP team.
Fast random integers by @raimo
When you need “random” integers, and it is essential to generate them fast and cheap; then maybe the full featured Pseudo Random Number Generators in the
randmodule are overkill. This blog post will dive in to new additions to the said module, how the Just-In-Time compiler optimizes them, known tricks, and tries to compare these apples and potatoes.
Erlang/OTP 25 Highlights by @kennethL
OTP 25 is finally here. This post will introduce the new features that I am most excited about.