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App Inventor 2 经典蓝牙(SPP) 硬件接入：hc05 · App Inventor 2 中文网
...常见，这里以hc05为例，介绍一下经典蓝牙模块如何接入AppInventor。
HC05 简单介绍
它有六个引脚，引脚的作用如下：
通过厂商App连接串口测试，发现HC-05模块是经典蓝牙2.0，并不支持蓝牙5.0（低功耗BLE），...
What is the best django model field to use to represent a US dollar amount?
I need to store a U.S. $ dollar amount in a field of a Django model. What is the best model field type to use? I need to be able to have the user enter this value (with error checking, only want a number accurate to cents), format it for output to users in different places, and use it to calculate...
Ruby: How to get the first character of a string
How can I get the first character in a string using Ruby?
13 Answers
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What's the pythonic way to use getters and setters?
...east a little bit of useful information."
– Jean-François Corbett
Mar 16 '17 at 15:11
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How is t...
How to reset db in Django? I get a command 'reset' not found error
... edited May 14 at 12:17
Håken Lid
15.9k77 gold badges3535 silver badges5555 bronze badges
answered Aug 30 '13 at 22:06
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Can't push to GitHub because of large file which I already deleted
Currently I have
18 Answers
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CentOS+Nginx+PHP+MySQL详细配置(图解) - PHP - 清泛IT论坛，有思想、有深度
...PHP-FPM说白了是一个管理FastCGI的一个管理器，它作为PHP的插件纯在，在安装PHP要想使用PHP-FPM时就需要把PHP-FPM以补丁的形式安装到PHP中，而且PHP要与PHP-FPM版本一致，这是必须的，切记！
首先我们把PHP和PHP-FPM...
TextEnhancer拓展 - 增强App中的文本格式 - App Inventor 2 拓展 - 清泛IT社区，为创新赋能！
...cified label.
[size=15.008px]
[size=15.008px]https://community.appinventor.mit.edu/t/free-textenhancer-enhance-text-formatting-in-your-app/111213
Can you pass parameters to an AngularJS controller on creation?
...nswered Feb 13 '14 at 10:23
François RomainFrançois Romain
9,1131212 gold badges7373 silver badges108108 bronze badges
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How to remove the first character of string in PHP?
How to use PHP , Remove the first character :
13 Answers
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