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UrsAI2ByteArray 字节数组扩展:读写二进制数据 - App Inventor 2 拓展 - ...
在技术应用或控制设备时,经常需要使用二进制数据。此扩展允许维护二进制数据字段(字节数组)。
官方页面:https://ullisroboterseite.de/android-AI2-ByteArray-en.html
生日提醒(网络版)App(全国中学生挑战赛2等奖) - .aia 案例源码 - 清泛IT...
可以录入并提醒生日,使用网络微数据库:
屏幕数量10+,代码很多,请自行研究,学习交流用~
AppInventor2除法算数取整数怎么做? - App Inventor 2 中文网 - 清泛IT社区,为创新赋能!
...整数长-整数高)×整数宽+降阶高度数=最大容量数主要使用数学代码块,具体用法可以参考帮助文档。
GestureDetector 手势检测拓展:识别向上/向下/向右/向左滑动和双击等手势...
...上/向下/向右/向左滑动和双击、单击、长按
它太容易使用了。只需在布局块中输入一个布局组件即可。
然后,您就可以使用所有事件了。
来源:https://community.kodular.io/t/f ... d-doubleclick/94542
搜索不到ble设备 - App应用开发 - 清泛IT社区,为创新赋能!
使用AI伴侣能搜索到ble设备,但是安装apk后搜索不到,这是怎么回事呢大概率是权限问题,在手机设置将 app 相关权限都打开试试,尤其是发现设备等权限。
Modbus硬件控制03——485串口助手控制继电器 - 创客硬件开发 - 清泛IT社区...
...口调试助手,它集成485调试功能,自带CRC校验,非常易于使用。
2.硬件连接
通过USB转485接入PC
3.测试步骤
发送字符串,一共两条指令
第一条是闭合继电器
第二条是断开继电器
Why would I use Scala/Lift over Java/Spring? [closed]
...s about five years older than Lift
Lift is monolithic and targets only the web; Spring is modular and targets both web and "regular" apps
Spring supports a plethora of Java EE features; Lift ignores that stuff
In a sentence, Spring is heavyweight and Lift is lightweight. With sufficient determina...
How do you automate Javascript minification for your Java web applications?
...n hearing how you prefer to automate Javascript minification for your Java web apps. Here are a few aspects I'm particularly interested in:
...
What is Express.js?
...s what Ruby on Rails or Sinatra is to Ruby.
Express 3.x is a light-weight web application framework to help organize your web application into an MVC architecture on the server side. You can use a variety of choices for your templating language (like EJS, Jade, and Dust.js).
You can then use a dat...
Frontend tool to manage H2 database [closed]
...va -cp /opt/h2/bin/h2.jar org.h2.tools.Server -help
Starts the H2 Console (web-) server, TCP, and PG server.
Usage: java org.h2.tools.Server
When running without options, -tcp, -web, -browser and -pg are started.
Options are case sensitive. Supported options are:
[-help] or [-?] Print the l...
