大约有 46,000 项符合查询结果（耗时：0.0328秒） [XML]
BLE UUID是对的但连接闪退：java.lang.IllegalArgumentException: UUID str...
...请使用最新编译出来的拓展（版本20240822）：https://www.fun123.cn/reference/iot/bluetoothle.html。
AppInventor2可以接收VR眼镜的头传吗？ - App应用开发 - 清泛IT社区，为创新赋能！
...应用程序所需的唯一块。
来自中文文档：https://www.fun123.cn/reference/other/vr.html
为什么接收到的字符串数据都带括号了？如何处理？ - App应用开发 - 清泛IT...
...，由“以JSON格式显示列表”这个属性决定。
https://www.fun123.cn/reference/ ... een.ShowListsAsJson
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经调查，用户输出的变量的确是列表，拿出列表中的元素即可解决，不建议用文本截取的方式去掉中括号/小括号。[/hide]
Runnable with a parameter?
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@kape123 The answer is "it depends". As long as a Runnable object returned by the method exists anywhere, the paramStr will probably not be eligible for garbage collection. It is possible that if the object exists but can never be...
Convert javascript array to string
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123
Converting From Array to String is So Easy !
var A = ['Sunday','Monday','Tuesday','Wednesday'...
Dynamically changing font size of UILabel
... This is truly a life saver!!
– bhakti123
Jul 22 '16 at 16:44
2
Super cool.. That ...
Remove duplicated rows
...for larger data sets
library(microbenchmark)
library(data.table)
set.seed(123)
DF <- as.data.frame(matrix(sample(1e8, 1e5, replace = TRUE), ncol = 10))
DT <- copy(DF)
setDT(DT)
microbenchmark(unique(DF), unique(DT))
# Unit: microseconds
# expr min lq mean median ...
Which letter of the English alphabet takes up most pixels?
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123
Further to Ned Batchelder's awesomely practical answer, because I came here wondering about di...
How to automatically add user account AND password with a Bash script?
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123
You can run the passwd command and send it piped input. So, do something like:
echo thePassw...
How to Batch Rename Files in a macOS Terminal?
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You can use a regex as well. rename 's/123/onetwothree/g' *
– Bryan
Aug 10 '16 at 17:52
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