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AI助手案例：制作一个精美的计算器app - AI 助手 - 清泛IT社区，为创新赋能！
秒表
BMI计算器
智能家居app，中文组件名
mqtt demo
- AI 助手 - 清泛IT社区，为创新赋能！
设置屏幕、组件的各种属性
美化界面
背景改个颜色
导入各种拓展
导入ble
导入mqtt拓展
添加一个函数
ble demo
How to get UTF-8 working in Java webapps?
... working in my Java webapp (servlets + JSP, no framework used) to support äöå etc. for regular Finnish text and Cyrillic alphabets like ЦжФ for special cases.
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Using jQuery to center a DIV on the screen
...red Jan 22 '12 at 8:24
Juho VepsäläinenJuho Vepsäläinen
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Regular Expressions: Is there an AND operator?
...ed Jan 22 '09 at 18:07
Juha SyrjäläJuha Syrjälä
30k3030 gold badges121121 silver badges171171 bronze badges
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How to download a single commit-diff from GitHub?
... answered Feb 20 '14 at 9:44
umläuteumläute
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AppInventor2中的二进制数据以什么样的形式传递？字节列表、字节数组是什么...
...们可以作为扩展之间的通用 Object 类型变量进行交换。
MQTT拓展中的字节数组的处理方式就是这种，直接转换成byte[]：
@SimpleFunction(description = "Publishes a binary array.")
public void PublishByteArray(String Topic, Object ByteArray...
How to do a regular expression replace in MySQL?
...exp doesn't seem to have support for multibyte characters. regexp_replace('äöõü', 'ä', '') returns a long numeric string instead of real text.
– lkraav
Feb 20 '12 at 1:44
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App Inventor 2 拓展参考文档 · App Inventor 2 中文网
...更多）等图片格式的扩展
通信
【MQTT】UrsPahoMqttClient 拓展：轻量级物联网传输协议
【TCP客户端】 ClientSocketAI2Ext 拓展：TCP/IP传输协议
【UDP】 UrsAI2UDP 拓展 - UDP广播通信协议
【蓝牙】BlueToothLE 拓展：低功...
C++11 emplace_back on vector?
...score_d: I'm not sure that I remember every detail of what I was thinking 3½ years ago, but I thinj what I was suggesting was that if you just use a tuple instead of defining a POD struct, then you get a constructor for free, which means that you get the emplace syntax for free (among other things ...