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App Inventor 2 UrsAI2UDP 拓展 - UDP广播通信协议 · App Inventor 2 中文网
...可以双向传输数据。
注意：
在 UNIX 系统上，系统保留 1023（含）以下的端口号。这些限制已保留用于 LINUX，因此也用于 Android。使用这些端口号需要 root 授权。这同样适用于 Apple 的 iOS。
因此，此扩展无法使用低于 1024 的端口...
What is opinionated software?
...hare
edited Apr 29 '09 at 12:53
answered Apr 29 '09 at 12:06
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When should I use the “strictfp” keyword in java?
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answered Feb 5 '09 at 21:23
Dan DyerDan Dyer
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Changing the background drawable of the searchview widget
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12 Answers
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Why should I avoid multiple inheritance in C++?
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15 Answers
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Does C++ support 'finally' blocks? (And what's this 'RAII' I keep hearing about?)
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16 Answers
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Why JavaScript rather than a standard browser virtual machine?
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Javascript for “Add to Home Screen” on iPhone?
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answered Jul 17 '09 at 8:24
Louis GerbargLouis Gerbarg
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Unicode characters in URLs
In 2010, would you serve URLs containing UTF-8 characters in a large web portal?
7 Answers
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