内容简介：Racket 6.9 发布，Lisp 语言分支
Racket 6.9 发布了，该版本包含如下改进内容：
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The official package catalog Web site is revised to have a new user experience.
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The Northwestern snapshot site keeps weekly snapshots going up to 12 weeks into the past. Those provide a middle ground for users who want access to new features earlier than stable releases, but want less churn than nightly builds.
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DrRacket provides a refactoring tool to remove unused requires in modules.
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DrRacket’s #lang-line customization support works better with buggy (i.e., in development) languages.
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The web server’s cookie libraries, including “id cookie” authentication, support RFC 6265.
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Thedblibrary supports PostgreSQL’s UUID type.
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Theracocommand lists matching commands when passed an ambiguous command prefix.
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The bytecode compiler detects more optimization opportunities for structure operations.
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Scribble can produce output via XeLaTeX as an alternative to LaTeX.
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Scribble supports theacmartLaTeX style, for use with ACM publications.
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Scribble supports the use of CJK characters in tags.
此外，修复了沙盒的安全问题，建议使用沙盒的用户尽快升级。
Racket源自著名的专家型语言PLT Scheme，同时又是Lisp语言的一个分支。它适用于从脚本Script到应用程序开发的任务执行工具，包括图形用户界面，Web服务器等。支持编译器的虚拟机，创建独立的可执行程序的工具，Racket Web服务器，具有丰富而全面的功能库，适用于初学者和专家编程。
以上所述就是小编给大家介绍的《Racket 6.9 发布，Lisp 语言分支》，希望对大家有所帮助，如果大家有任何疑问请给我留言，小编会及时回复大家的。在此也非常感谢大家对 码农网 的支持！
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