大约有 1,200 项符合查询结果（耗时：0.0111秒） [XML]
阿里云物联网平台开通及基础用法 - 创客硬件开发 - 清泛IT社区，为创新赋能！
...添加产品和创建设备完成后，可以在设备的详情页中获得MQTT协议所需的三元组，点击MQTT连接参数后的查看即可获得。
部分截图来自：https://blog.csdn.net/HDUGEEK/article/details/129673434
【二进制】UrsAI2ByteArray 字节数组扩展：读写二进制数据，二进制文件读写...
...件或从文件读取。例如，如果通过UDP（URS AI2 UDP扩展）或MQTT（URS AI2 MQTT扩展）传输图像，它们不能直接插入到图像组件中。这里有助于将数据存储在临时中间文件中，并从那里加载到图像块中。注意：两个函数都异步执行！文件...
Git: list only “untracked” files (also, custom commands)
...ted May 4 '19 at 21:36
Jean-François Fabre♦
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answered Dec 14 '11 at 14:31
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HTML5 Canvas vs. SVG vs. div
What is the best approach for creating elements on the fly and being able to move them around? For example, let's say I want to create a rectangle, circle and polygon and then select those objects and move them around.
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What is normalized UTF-8 all about?
The ICU project (which also now has a PHP library ) contains the classes needed to help normalize UTF-8 strings to make it easier to compare values when searching.
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How do I get user IP address in django?
... answered May 12 '11 at 9:38
SævarSævar
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How does facebook, gmail send the real time notification?
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Facebook uses MQTT instead of HTTP. Push is better than polling.
Through HTTP we need to poll the server continuously but via MQTT server pushes the message to clients.
Comparision between MQTT and HTTP: http://www.youtube.com/watch?v=-K...
How to find the statistical mode?
...ered Dec 14 '12 at 8:00
Rasmus BååthRasmus Bååth
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Improving bulk insert performance in Entity framework [duplicate]
... answered Nov 6 '13 at 12:21
Måns TånnerydMåns Tånneryd
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DateTime.ToString(“MM/dd/yyyy HH:mm:ss.fff”) resulted in something like “09/14/2013 07.20.31.371”
... answered Sep 2 '15 at 8:06
Håkon SeljåsenHåkon Seljåsen
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