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App Inventor 2 ECharts 拓展：画饼图 - App应用开发 - 清泛IT社区，为创新赋能！
...，请点击右侧“文档反馈”进行反馈！ ECharts 拓展 使用AppInventor2布局进行展示的图表拓展，基于ECharts强大的js图表库开发，持续提供酷炫实用的图表展示。饼图 效果如下：设置透明背景属性后，效果如下：代码块如下：图表导...
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
13
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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
7
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
18
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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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将Linux代码移植到Windows的简单方法 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...中需要一个特殊的头文件config.h。config.h是移植过程中最重要的源代码文件。Config.h文件并不是源代码本身的一部分。文件是在Cygwin下面运行”./configure”命令时生成的。在Cygwin下运行”./Configure”命令时，会根据Cygwin平台开发环...