| #!/usr/bin/env bash | |
| set -e | |
| # This script converts any text file into a mp3 audiobook using the MacOS | |
| # text-to-speech accessibility command-line tool `say`. | |
| # Adjust the `VOICE` and `RATE` parameters to customize to your liking: | |
| VOICE="Alex" | |
| RATE="295" # pretty fast | |
| if [ $# -eq 0 ]; then |
| function set-studio-jdk() { | |
| export JAVA_HOME=$1/Contents/jre/jdk/Contents/home/ | |
| } |
| Vagrant.configure("2") do |config| | |
| config.vm.box = "ubuntu/bionic64" | |
| config.vm.provider :virtualbox do |v| | |
| v.gui = true | |
| v.memory = 2048 | |
| end | |
| # Currently "ubuntu/bionic64" on VirtualBox requires `type: "virtualbox"` | |
| # to make synced folder works. |
This is a short post that explains how to write a high-performance matrix multiplication program on modern processors. In this tutorial I will use a single core of the Skylake-client CPU with AVX2, but the principles in this post also apply to other processors with different instruction sets (such as AVX512).
Matrix multiplication is a mathematical operation that defines the product of
FWIW: I (@rondy) am not the creator of the content shared here, which is an excerpt from Edmond Lau's book. I simply copied and pasted it from another location and saved it as a personal note, before it gained popularity on news.ycombinator.com. Unfortunately, I cannot recall the exact origin of the original source, nor was I able to find the author's name, so I am can't provide the appropriate credits.
