命令
brew install pakage
brew search package
brew info package
brew uninstall package
問題
brew install webp
chopin@chopindeMacBook-Pro~$brew install webp
==> Downloading https://storage.googleapis.com/downloads.webmproject.org/releases/webp/libwebp-0.6.1
curl: (7) Failed to connect to storage.googleapis.com port 443: Operation timed out
Error: Failed to download resource "webp"
Download failed: https://storage.googleapis.com/downloads.webmproject.org/releases/webp/libwebp-0.6.1.tar.gz
原因是googleapis被墻了
解決方法：替換下載地址
chopin@chopindeMacBook-Pro~$ brew edit webp
Editing /usr/local/Homebrew/Library/Taps/homebrew/homebrew-core/Formula/webp.rb
Warning: Using atom because no editor was set in the environment.
This may change in the future, so we recommend setting EDITOR,
or HOMEBREW_EDITOR to your preferred text editor.
修改url如下：
class Webp < Formula
desc "Image format providing lossless and lossy compression for web images"
homepage "https://developers.google.com/speed/webp/"
url "http://downloads.webmproject.org/releases/webp/libwebp-0.6.1.tar.gz"
sha256 "06503c782d9f151baa325591c3579c68ed700ffc62d4f5a32feead0ff017d8ab"
