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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...
Get Unix Epoch Time in Swift
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UNIX time format is with milliseconds. So Int(Date().timeIntervalSince1970 * 1000)
– CHiP-love-NY
Jan 28 '17 at 16:17
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What's a concise way to check that environment variables are set in a Unix shell script?
I've got a few Unix shell scripts where I need to check that certain environment variables are set before I start doing stuff, so I do this sort of thing:
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使用虚拟现实和App Inventor进行实验 · App Inventor 2 中文网
...型的 App Inventor 用户来说，它仍然不够简单。2016 年夏季编程项目的目标是研究将 Cardboard 功能集成到 App Inventor 中的方法。本文介绍了两个原型应用程序，一个显示沉浸式全景图，另一个添加了 3-D 建模。我们提供了可供下载和...
Is there a way to change the environment variables of another process in Unix?
On Unix, is there any way that one process can change another's environment variables (assuming they're all being run by the same user)? A general solution would be best, but if not, what about the specific case where one is a child of the other?
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Rename multiple files based on pattern in Unix
... You are linking to a different rename then you are showing syntax for unixhelp.ed.ac.uk/CGI/man-cgi?rename is the other one
– Hasturkun
Jul 6 '09 at 11:39
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Converting a UNIX Timestamp to Formatted Date String
Using PHP, I want to convert UNIX timestamps to date strings similar to this: 2008-07-17T09:24:17Z
9 Answers
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Color text in terminal applications in UNIX [duplicate]
...to write a terminal text editor, something like the first text editors for UNIX, such as vi. My only goal is to have a good time, but I want to be able to show text in color, so I can have syntax highlighting for editing source code.
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What does the number in parentheses shown after Unix command names in manpages mean?
...nds and daemons
Original descriptions of each section can be seen in the Unix Programmer's Manual (page ii).
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How to compile and run C/C++ in a Unix console/Mac terminal?
How can I compile/run C or C++ in Unix console or a Mac terminal?
16 Answers
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