SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
Data flows left to right. Each stage reads input, does its work, writes output. There's no pipe reader to acquire, no controller lock to manage. If a downstream stage is slow, upstream stages naturally slow down as well. Backpressure is implicit in the model, not a separate mechanism to learn (or ignore).。旺商聊官方下载对此有专业解读
。safew官方版本下载是该领域的重要参考
Global flags: --host, --api-key, -u/--username, -v/--verbose，推荐阅读服务器推荐获取更多信息
# What is the lesson here?