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【ai2-app SKILL技能】完成第48届世界技能大会移动应用项目 - App Inventor...
第48届世界技能大会移动应用项目
现场5张照片图，网上没有公开题目，使用Claude Opus5.5 完美复原App需求：
然后使用我们的 ai2-app 技能完成大赛的App开发需求：
一行代码不动，手机实测效果：
String.Join method that ignores empty strings?
...
To do it in .NET 2.0 (no LINQ), e.g. for SQL-Server ReportingServices without having to write a function for it:
VB.NET
Dim a As String = "", b As String = "b", c As String = "", d As String = "d", e As String = ""
Dim lala As String = Str...
【Mixly×AI2系列·第5讲】手机发指令控制LED/舵机：蓝牙双向通信实战① - ...
...ock1.Timer（间隔200ms）:
如果 BluetoothClient1.BytesAvailable > 0:
设置 lblStatus.Text = BluetoothClient1.ReceiveText(-1)
3. 权限（Android 12+）
Screen1 属性中勾选蓝牙权限；或使用新版 AI2（自动申请 BLUETOOTH...
What is the Difference Between read() and recv() , and Between send() and write()?
...that recv()/send() work only on socket descriptors and let you specify certain options for the actual operation. Those functions are slightly more specialized (for instance, you can set a flag to ignore SIGPIPE, or to send out-of-band messages...).
Functions read()/write() are the universal file de...
Using multiple let-as within a if-statement in Swift
...iple queries in your optional chaining operation:
let dict = ["latitude": 2.0 as AnyObject?, "longitude": 10.0 as AnyObject?]
let latitude = dict["latitude"]
let longitude = dict["longitude"]
if let latitude = latitude as? Double, let longitude = longitude as? Double {
print(latitude, longitud...
代码块超过1.2w编译apk报错问题 - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
... at com.google.gwt.user.server.rpc.RPC.encodeResponseForFailure(RPC.java:416)
at com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse(RPC.java:605)
at com.google.gwt.user.server.rpc.RemoteServiceServl...
How do 20 questions AI algorithms work?
Simple online games of 20 questions powered by an eerily accurate AI.
5 Answers
5
...
地图组件做App到底怎么选？我踩完6个坑，帮你总结了这份横评 - App应用开发...
...r+网页地图 | 在WebViewer里加载Leaflet网页
E. Navigation组件 | AI2内置的导航封装
F. 手动Web API | 自己请求高德API解析JSON
第一关：出图速度——谁能最快让地图显示出来？
方案A是绝对的王者。 拖一个Map组件到Screen，设置宽高充...
What are the correct version numbers for C#?
...IEnumerators which implemented IDisposable. A few other small features.
C# 2.0 released with .NET 2.0 and VS2005 (November 2005). Major new features: generics, anonymous methods, nullable types, iterator blocks
C# 3.0 released with .NET 3.5 and VS2008 (November 2007). Major new features: lambda expr...
Adding rounded corner and drop shadow to UICollectionViewCell
...ew's layer to achieve both results.
cell.contentView.layer.cornerRadius = 2.0f;
cell.contentView.layer.borderWidth = 1.0f;
cell.contentView.layer.borderColor = [UIColor clearColor].CGColor;
cell.contentView.layer.masksToBounds = YES;
cell.layer.shadowColor = [UIColor blackColor].CGColor;
cell.laye...