大约有 47,000 项符合查询结果（耗时：0.0474秒） [XML]
Supabase扩展能实现实时推送吗？源码级Realtime能力分析 - App应用开发 - ...
...研 App Inventor 2 后台推送通知方案时，我们深入分析了 fun123 自研的 Supabase 扩展。Supabase 官方确实提供了 Realtime 实时推送功能，那么当前扩展是否已经封装了这些能力？能否直接用来做推送？
以下是源码级分析结论。
一...
How to get diff working like git-diff?
...
14 Answers
14
Active
...
“for loop” with two variables? [duplicate]
...
201
If you want the effect of a nested for loop, use:
import itertools
for i, j in itertools.produc...
Is “for(;;)” faster than “while (TRUE)”? If not, why do people use it?
...
answered Apr 9 '10 at 22:06
Ben ZottoBen Zotto
65.7k2222 gold badges133133 silver badges199199 bronze badges
...
StringUtils 字符串工具扩展：强大的文本处理工具集 · App Inventor 2 中文网
...
版本
日期
修改内容
1.0
2024-06-15
初始版本
1.1
2025-04-20
添加 getASCIICode、getASCIIChar
1.2
2025-09-02
添加 Replace、Index、Email、InetAddress 函数
...
Using Django time/date widgets in custom form
...
16 Answers
16
Active
...
How to copy files from 'assets' folder to sdcard?
...am in, OutputStream out) throws IOException {
byte[] buffer = new byte[1024];
int read;
while((read = in.read(buffer)) != -1){
out.write(buffer, 0, read);
}
}
Reference : Move file using Java
share
...
Adding a new SQL column with a default value
...
10 Answers
10
Active
...
convert string array to string
...
291
string[] test = new string[2];
test[0] = "Hello ";
test[1] = "World!";
string.Join("", test);
...