大约有 2,500 项符合查询结果（耗时：0.0100秒） [XML]
在APP Inventor的BLE组件使用RequestMTU方法之后，发送的字符数依旧限制在2...
...里面修改MTU，返回的值是512，并且是修改成功的，但是在编程中使用RequestMTU方式设置512,，并且读取返回值也是512，然后调用方法WriteString发送字符串，字符串为80字节，但是蓝牙串口只能收到前20个字节的数据，怎么才能一次性...
请问各位前辈大佬关于APP熄灭屏幕后停止响应的问题。 - App Inventor 2 拓...
各位大佬好 我刚开始学习 APP INVENTOR编程。 尝试写了一个与MQTT服务器通讯的小程序。 这个小程序在手机当前程序状态运行正常 手机切换到别的应用 也运行正常。 但是 当手机屏幕熄灭 ， 刚熄灭的时候 还能正常接收MQTT的信...
When should I use File.separator and when File.pathSeparator?
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You use separator when you are building a file path. So in unix the separator is /. So if you wanted to build the unix path /var/temp you would do it like this:
String path = File.separator + "var"+ File.separator + "temp"
You use the pathSeparator when you are dealing with a lis...
Listing only directories in UNIX
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With which flavour of Unix do you get tree?
– Johnsyweb
Sep 8 '10 at 12:12
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App Inventor 2 SQLite 拓展：超流行兼容主流SQL语法的迷你本地数据库引擎...
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在编写此扩展之前，我从未进行过任何 Android 编程。我突然需要一款小型应用，这将是一次完美的学习体验。从小处着手，我遇到了 App Inventor 以及该平台的所有变体。经过一番研究，我得出结论，这将是一个不错的...
IPC performance: Named Pipe vs Socket
...863.296 us
Standard deviation: 44.905 us
Message rate: 22483 msg/s
Unix domain sockets benchmark:
Message size: 128
Message count: 1000000
Total duration: 24579.846 ms
Average duration: 24.531 us
Minimum duration: 2.560 us
Maximum duration: 15932.928 us
Standard deviati...
How to run Unix shell script from Java code?
It is quite simple to run a Unix command from Java.
17 Answers
17
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How to convert a unix timestamp (seconds since epoch) to Ruby DateTime?
How do you convert a Unix timestamp (seconds since epoch) to Ruby DateTime?
6 Answers
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How to get UTC timestamp in Ruby?
... object. If you need anything else, a scalar value, e.g. seconds since the Unix epoch, 100-ns intervals since 1601 or maybe a string for display purposes or storing the timestamp in a database, you can readily get that from the object. But that depends very much on your intended use.
Saying that »...
Fixing Sublime Text 2 line endings?
...Valid values are 'system' (whatever the OS uses), 'windows' (CRLF) and
// 'unix' (LF only).
You are setting
"default_line_ending": "LF",
You should set
"default_line_ending": "unix",
share
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