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【BLE技术内幕】BLE技术揭秘 - 创客硬件开发 - 清泛IT论坛，有思想、有深度
...通信距离以及Mesh组网特性，将使蓝牙成为物联网领域的重要的技术之一。本文我们将由表及里，由浅入深，全方位的揭秘低功耗蓝牙技术。
2 BLE特点低功耗蓝牙瞄准多个市场，特别是移动智能终端，智能家居，互联设备等领域...
Should I use a class or dictionary?
...ed Aug 24 '19 at 22:28
Jean-François Fabre♦
122k1111 gold badges9797 silver badges156156 bronze badges
answered Oct 28 '10 at 17:18
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Python, remove all non-alphabet chars from string
... Note that this will also remove accented letters: ãâàáéèçõ, etc.
– AlmostPitt
Jun 15 at 9:20
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Multiple commands in gdb separated by some sort of delimiter ';'?
...te command from clipboard and execute it.
– Jean-François Fabre♦
Nov 5 '18 at 13:15
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App Inventor 2 项目合并工具 AIMerge · App Inventor 2 中文网
...ou can find a link to the file on the MIT App Inventor Web site at
http://appinventor.mit.edu/explore/resources/ai2-project-merger.html
Download the jar file and save it to your computer. To launch the Project Merger simply double click on the jar file.
Find and Load Both Projects
The main proj...
What is the _snowman param in Ruby on Rails 3 forms for?
...rs that can be understood as both Latin-1 and Unicode (for instance, é or ç, common in names), Internet Explorer will encode them in Latin-1.
This means that if a user searches for "Ché Guevara", it will come through incorrectly on the server-side. In Ruby 1.9, this will result in an encoding er...
使用App Inventor 2 控制物联网设备/低功耗蓝牙设备(BLE) · App Inventor 2 中文网
...服务和特征只能通过UUID来识别，只有少数服务和特征被命名。 这仅对于定制服务和特征而不是标准化服务和特征是有问题的。
将来，可以通过添加或修改新块来实现与更广泛的设备和应用程序兼容的附加功能。 还可以创建其...
Calculate difference in keys contained in two Python dictionaries
... in dicta.keys(): => for key in dicta:
– Jean-François Fabre♦
May 24 '18 at 19:51
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Android: Vertical ViewPager [closed]
...part, and I can't figure out why :-/
– Nivaldo Bondança
Apr 28 '14 at 16:55
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It works properly ...
Android微信智能心跳方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...下的心跳间隔都为4分45秒，心跳5次后，主动断开连接再重连。
在支持GCM的设备上，主要靠GCM来激活WhatsApp，WhatsApp启动后，会建立一个与服务器的长连接，直接通过此长连接发送Push消息，这个长连接10分钟无消息就会主动断掉...