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AppInventor2 离线版：免登录，离线用，一键启动，App开发so easy！ - App ...
...，直接装再电脑上，桌面快捷方式一键启动，就能愉快地编程了，没有多余步骤！编译不了，怎么回事儿487366001 发表于 2025-02-21 18:02
编译不了，怎么回事儿
提供一下详细报错信息，谢谢为 fun123 点赞
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...
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...
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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