部分了解如何安装和升级 Rust。 本书的英文原版 HTML 格式可以在 https://doc.rust-lang.org/stable/book/ 在线阅读；使用 rustup 安装的 Rust 也包含一份英文离线版，运行 rustup docs --book 即可打开。 本书还有一些社区 翻译版本。（译者注：简体中文译本可以在 https://kaisery.github.io/trpl- zh-cn/ 简体中文版.pdf） 本书也有由 No Starch Press 出版的纸质版和电子版。 🚨 想要具有互动性的学习体验吗？试试 Rust Book 的另一个版本，其中包括测验、 高亮、可视化等功能：https://rust-book.cs.brown.edu 5/562Rust 程序设计语言 简体中文版 前言 Rust 程序设计语言的本质实际在于 赋能（empowerment）：无论你现在编写的是何种代码， > 而不是 $。 在 Linux 或 macOS 上安装 rustup 如果你使用 Linux 或 macOS，打开终端并输入如下命令： $ curl --proto '=https' --tlsv1.2 https://sh.rustup.rs -sSf | sh 此命令下载一个脚本并开始安装 rustup 工具，这会安装最新稳定版 Rust。过程中可能会提示 你输入密码。如果安装成功，将会出现如下内容：

Tornado [https://www.tornadoweb.org] is a Python web framework and asynchronous networking library, originally developed at FriendFeed [https://en.wikipedia.org/wiki/FriendFeed]. By using non-blocking thousands of open connections, making it ideal for long polling [https://en.wikipedia.org/wiki/Push_technology#Long_polling], WebSockets [https://en.wikipedia.org/wiki/WebSocket], and other applications that version: 6.5.1 (download from PyPI [https://pypi.python.org/pypi/tornado], release notes) Source (GitHub) [https://github.com/tornadoweb/tornado] Mailing lists: discussion [https://groups.google.com/forum/#!

wrapped in a dictionary. More details at http://haacked.com/archive/2009/06/25/json-hijacking.aspx/ and https://github.com/facebook/tornado/issues/1009 RequestHandler.flush(include_footers: bool = False) → Future[None] until the next request. Most arguments are passed directly to http.cookies.Morsel directly. See https://developer.mozilla.org/ en-US/docs/Web/HTTP/Headers/Set-Cookie for more information. expires may wraps html.unescape. This changes behavior for some inputs as required by the HTML 5 specification https://html.spec.whatwg.org/multipage/parsing.html# numeric-character-reference-end-state Some invalid

precompiled binaries or compiling from source. Download and install Julia by following the instructions at https://julialang.org/downloads/. If you are coming to Julia from one of the following languages, then Julia executable or running julia from the command line: $ julia _ _ _ _(_)_ | Documentation: https://docs.julialang.org (_) | (_) (_) | _ _ _| |_ __ _ | Type "?" for help, "]?" for Pkg help. | | | | |/ _` | | | | |_| | | | (_| | | Version 1.11.4 (2025-03-10) _/ |\__'_|_|_|\__'_| | Official https://julialang.org/ release |__/ | julia> 1 + 2 3 julia> ans 3 To exit the interactive session

precompiled binaries or compiling from source. Download and install Julia by following the instructions at https://julialang.org/downloads/. If you are coming to Julia from one of the following languages, then Julia executable or running julia from the command line: $ julia _ _ _ _(_)_ | Documentation: https://docs.julialang.org (_) | (_) (_) | _ _ _| |_ __ _ | Type "?" for help, "]?" for Pkg help. | | | | |/ _` | | | | |_| | | | (_| | | Version 1.11.5 (2025-04-14) _/ |\__'_|_|_|\__'_| | Official https://julialang.org/ release |__/ | julia> 1 + 2 3 julia> ans 3 To exit the interactive session

precompiled binaries or compiling from source. Download and install Julia by following the instructions at https://julialang.org/downloads/. If you are coming to Julia from one of the following languages, then Julia executable or running julia from the command line: $ julia _ _ _ _(_)_ | Documentation: https://docs.julialang.org (_) | (_) (_) | _ _ _| |_ __ _ | Type "?" for help, "]?" for Pkg help. | | | | |/ _` | | | | |_| | | | (_| | | Version 1.10.9 (2025-03-10) _/ |\__'_|_|_|\__'_| | Official https://julialang.org/ release |__/ | julia> 1 + 2 3 julia> ans 3 To exit the interactive session

precompiled binaries or compiling from source. Download and install Julia by following the instructions at https://julialang.org/install/. If you are coming to Julia from one of the following languages, then you Julia executable or running julia from the command line: $ julia _ _ _ _(_)_ | Documentation: https://docs.julialang.org (_) | (_) (_) | _ _ _| |_ __ _ | Type "?" for help, "]?" for Pkg help. | | | | |/ _` | | | | |_| | | | (_| | | Version 1.11.6 (2025-07-09) _/ |\__'_|_|_|\__'_| | Official https://julialang.org/ release |__/ | julia> 1 + 2 3 julia> ans 3 To exit the interactive session

precompiled binaries or compiling from source. Download and install Julia by following the instructions at https://julialang.org/install/. If you are coming to Julia from one of the following languages, then you Julia executable or running julia from the command line: $ julia _ _ _ _(_)_ | Documentation: https://docs.julialang.org (_) | (_) (_) | _ _ _| |_ __ _ | Type "?" for help, "]?" for Pkg help. | | | |/ _` | | | | |_| | | | (_| | | Version 1.10.10 (2025-06-27) _/ |\__'_|_|_|\__'_| | Official https://julialang.org/ release |__/ | julia> 1 + 2 3 julia> ans 3 To exit the interactive session

precompiled binaries or compiling from source. Download and install Julia by following the instructions at https://julialang.org/downloads/. If you are coming to Julia from one of the following languages, then Julia executable or running julia from the command line: $ julia _ _ _ _(_)_ | Documentation: https://docs.julialang.org (_) | (_) (_) | _ _ _| |_ __ _ | Type "?" for help, "]?" for Pkg help. | | _` | | | | |_| | | | (_| | | Version 1.12.0-beta1 (2025-04-02) _/ |\__'_|_|_|\__'_| | Official https://julialang.org release |__/ | julia> 1 + 2 3 julia> ans 3 To exit the interactive session,

precompiled binaries or compiling from source. Download and install Julia by following the instructions at https://julialang.org/install/. If you are coming to Julia from one of the following languages, then you Julia executable or running julia from the command line: $ julia _ _ _ _(_)_ | Documentation: https://docs.julialang.org (_) | (_) (_) | _ _ _| |_ __ _ | Type "?" for help, "]?" for Pkg help. | | |/ _` | | | | |_| | | | (_| | | Version 1.12.0-rc1 (2025-07-12) _/ |\__'_|_|_|\__'_| | Official https://julialang.org release |__/ | julia> 1 + 2 3 julia> ans 3 To exit the interactive session,