uuid Java 的相关内容

文章 2024-06-25 来自：开发者社区

UUID太长怎么办？快来试试NanoId(Java版本)

一、什么是NanoId nanoid库和uuid库一样都可以生成唯一识别码，但是nanoid相比uuid要更轻量级。二、怎么使用引入jar包或使用工具类 <dependency> <groupId>com.aventrix....

文章 2022-02-17 来自：开发者社区

教你使用UUID、Optional类 | 带你学《Java语言高级特性》之三十一

上一篇：教你借助占位符定制资源内容 | 带你学《Java语言高级特性》之三十在项目运行中通常会遇到大批量用户、资源文件命名问题、空指针传递异常等问题，为了解决这些问题，Java推出了UUID来生成不重复字符串、使用Optional类来处理空值。【本节目标】通过阅读本节内容，你可以了解到UUID类生成字符串的原理，并能使用UUID类实现字符串的获取与反向计算UUID内容，灵活运用Optional....

问答 2022-02-15 来自：开发者社区

uuid用128位会不会太耗资源? #Java

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更新时间 2024-06-25 09:26:12

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