...到的二进制文件？读到的二进制文件能否转成列表文件？蓝牙客户端或 ble 都可以接收二进制数组，返回的数据是列表： 如果想要保存二进制到文件，可以考虑转换成 ascii 或 base64 化，然后通过文件管理器保存为文件，具体...

... UUIDs (Universally Unique IDentifier), also known as GUIDs (Globally Unique IDentifier), according to RFC 4122, are identifiers designed to provide certain uniqueness guarantees. While it is possible to implement an RFC-comp...

...写请对照上图自测。如果你是 Level 0，阅读本文前建议先搜索并查看相关资料学习 Wi-Fi 的基本概念，本文将不涉及定义或技术上的解释。Wi-... 请对照上图自测。如果你是 Level 0，阅读本文前建议先搜索并查看相关资料学习 Wi-Fi ...

... Perhaps uuid.uuid4() might do the job. See uuid for more information. share | improve this answer | follow ...

...使用的就是pjax。 elasticsearch Eleasticsearch支撑了Github的搜索功能，2年之前Github使用Solor做搜索，随着用户和托管项目的增加，索引的大小超过了solor节点的最大存储空间，也出现了很多的问题，Github团队在思考解决方案时决定...

...个图片素材共享平台，里面的图片资源非常丰富，用百度搜索图片，你会发现很多都来自昵图网。 昵图网的使用规则是这样的：你可以通过上传自己的图片来换取积分，你分享的图片一旦被采纳，会获得共享分，如果被别人下...

...平台，全面覆盖热点资讯、论坛博客、社区服务等，精准搜索并深度挖掘有价值的IT数据，同时为每一个IT人提供一个快乐、自由的学习交流平台。 我们的优势： 清晰、求实，我们只收录质量较高、能解决问题的技术方案，...

... 图像垂直分辨率 (default: 144) --embed <string> 指定哪些元素应该被嵌入到输出 --embed-css <int> 将CSS文件嵌入到输出中 (default: 1) --embed-font <int> 将字体文件嵌入到输出中 (default: 1) --embed-image <int> ...

... A UUID created by CFUUIDCreate is unique if a user uninstalls and re-installs the app: you will get a new one each time. But you might want it to be not unique, i. e. it should stay the same when the user uninstalls and re-ins...

We are using UUID as primary key for out oracle DB, and trying to determine an appropriate max character length for the VARCHAR. Apparently this is 36 characters but we have noticed UUID'S generated which are longer than this - up to 60 characters in length. Does anyone know a suitable max char leng...