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MLKitSmartReply 拓展：智能回复建议（仅英语） · App Inventor 2 中文网
...事件，不会含糊成一个失败。
.aix 拓展下载：
cn.fun123.MLKit.SmartReply.aix
快速上手
一、最小可用
按对话发生的先后顺序喂入消息，再生成建议。
when 按钮_收到消息.Click() {
SmartReply1.AddRem...
How should I use try-with-resources with JDBC?
... = new PreparedStatementWrapper(con, query,
new Object[] { 123L, "TEST" }) {
@Override
protected void prepareStatement(Object... params) throws SQLException {
stat.setLong(1, Long.class.cast(params[0]));
stat.setString(2, String...
ImportError: No module named apiclient.discovery
...
123
apiclient was the original name of the library.
At some point, it was switched over to be goog...
AgoraRTC 拓展：App Inventor 2 实时语音与视频通话 · App Inventor 2 中文网
...进入同一个实时音视频频道。
.aix 拓展下载：
cn.fun123.AgoraRTC.aix
使用前准备
在 Agora Console 创建项目并取得 App ID。
开发测试可以使用控制台生成的临时 Token；生产环境必须由服务端使用 App Certificate 签...
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 ...
How do you check that a number is NaN in JavaScript?
...e idea of NaN gets confusing when var value = 0/0; and var value2= String("123 131"); create NaN values and something like this var value3 = "abcd"; is also a NaN value.
– Nick Pineda
Mar 11 '16 at 5:50
...
用App Inventor 2做扫描仪App？从拍照到展示，手把手教你搭一套完整相机功...
...考文档：App Inventor 2 照相机组件 / 图像选择器组件 — fun123.cn
Variable length (Dynamic) Arrays in Java
...
123
Yes: use ArrayList.
In Java, "normal" arrays are fixed-size. You have to give them a size an...
Coding in Other (Spoken) Languages
...ce I don't speak a word of that language, stuff could have been called var_123, var_562 or func_333 as well (and probably it would have been easier for me to remember the names or at least to have a chance of spelling them right without copying and pasting). Since this was a short, self-contained sn...
In Python, how do I index a list with another list?
...
A functional approach:
a = [1,"A", 34, -123, "Hello", 12]
b = [0, 2, 5]
from operator import itemgetter
print(list(itemgetter(*b)(a)))
[1, 34, 12]
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