大约有 2,500 项符合查询结果(耗时:0.0150秒) [XML]

https://bbs.tsingfun.com/thread-2650-1-1.html 

SQLite 拓展查询数据表,带条件过滤 - App应用开发 - 清泛IT社区,为创新赋能!

SQLite 拓展导入,新建库、表等详见文档:https://www.fun123.cn/reference/extensions/SQLite.html 本文详细介绍一下,SQLite 的查询功能,以及带where条件的查询功能。 空表的情况下,先插入6条数据: 引入 TableView 拓展,用户展示查...
https://bbs.tsingfun.com/thread-2656-1-1.html 

WheelView:滚轮选择框扩展 - App Inventor 2 拓展 - 清泛IT社区,为创新赋能!

...s://wangsk789.github.io/wheelview/ 更多滚轮拓展见:https://www.fun123.cn/reference/ ... arty/wheelview.html
https://bbs.tsingfun.com/thread-2686-1-1.html 

ble蓝牙怎么接收中文 - App Inventor 2 拓展 - 清泛IT社区,为创新赋能!

...码,那肯定就是字符集编码问题了。 详见:https://www.fun123.cn/reference/iot/bluetooth_codec.html 保证单片机侧和App侧一致的中文编码方式即可。盲猜BLE中应该是UTF8编码,单片机GB2312编码。
https://bbs.tsingfun.com/thread-2700-1-1.html 

什么是 Hex 编码方式?AppInventor 支持 Hex 编码传输吗? - App Inventor ...

Hex 编码方式通常指: 将二进制数据按十六进制文本形式表示。 也就是:binary data → hex string 使用 ByteArray 拓展可以转换 Hex 编码。 https://www.fun123.cn/reference/ ... l#ByteArray-Methods
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Subdomain on different host [closed]

...records has to be setup on the dns for the domain e.g mydomain.com has IP 123.456.789.999 and hosted with Godaddy. Now to get the sub domain anothersite.mydomain.com of which the site is actually on another server then login to Godaddy and add an A record dnsimple anothersite.mydomain.com and po...
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Reference: Comparing PHP's print and echo

... echo 125; ECHO 125 multi-value echo compiles to multiple opcodes echo 123, 456; ECHO 123 ECHO 456 Note that multi-value echo doesn't concatenate its arguments, but outputs them one-by-one. Reference: zend_do_print, zend_do_echo. Runtime differences ZEND_PRINT is implemented as follows (ps...
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水果vs蔬菜智能分类器 - EdgeML图像识别项目 · App Inventor 2 中文网

... 中文教育版 各版本对比 App上架指南 入门必读 IoT专题 AI2拓展 Aia Store 关于 关于我们 发布日志 服务条款 搜索 ...
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App Inventor 2 连接方式:AI伴侣、模拟器、USB · App Inventor 2 中文网

... 隐私策略和使用条款 技术支持 service@fun123.cn
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App Inventor 2 列表的函数式编程 · App Inventor 2 中文网

... 隐私策略和使用条款 技术支持 service@fun123.cn
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What's the fastest way to merge/join data.frames in R?

...bases as well. library(plyr) library(data.table) library(sqldf) set.seed(123) N <- 1e5 d1 <- data.frame(x=sample(N,N), y1=rnorm(N)) d2 <- data.frame(x=sample(N,N), y2=rnorm(N)) g1 <- sample(1:1000, N, replace = TRUE) g2<- sample(1:1000, N, replace = TRUE) d <- data.frame(d1, g1,...