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关于web客户端 POST API请求问题 - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
一直提示参数不正确，提交不了数据，有没类似的教程你好，请提供一下截图和你的aia项目文件便于定位问题，谢谢！
【鸿蒙内核】记录一次鸿蒙内核问题跟踪历程 - C/C++ - 清泛IT社区，为创新赋能！
...搞一套开发语言。
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在纯血鸿蒙上出现了一个网络问题，使用 select 模型，Win/Linux都运行的很好，但是鸿蒙总是失败。
根据日志，标准Linux则是自动重用FID，比如10号关闭再打开，还是10号；但是鸿蒙不是，它会一直增加...
What do the &,
... build: $PR_BUILD
vmnics:
- network: $MANAGEMENT_NETWORK_0
vc: vc_0
ovf_options:
- --diskMode=$DISKMODE
- --deploymentOption=$DEPLOYMENT_OPTION
$MGR_0:
<<: *MGR_CTRL_STUB
ovf_path_regex: 'appliance.*\.ovf'
ovf_options:
- --diskMode=$DISKMODE
...
Windows threading: _beginthread vs _beginthreadex vs CreateThread C++
...eadex() unless you won't be linking to the C runtime library at all (aka MSVCRT*.dll/.lib).
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C++ Double Address Operator? (&&)
...is an article by Stephan T. Lavavej, "Rvalue References: C++0x Features in VC10, Part 2"
Note that the article is still quite heavy reading, but well worthwhile. And even though it's on a Microsoft VC++ Blog, all (or nearly all) the information is applicable to any C++0x compiler.
...
Difference between string and char[] types in C++
...
Example: You distribute VC2008SP1-compiled binaries of a public library called libfoo, which has an std::string & in its public API. Now Someone downloads your libfoo.dll and does a debug build. His std::string could very well have some addition...
Detecting when the 'back' button is pressed on a navbar
...UIViewController.parent
Detecting the back button is better done when the VC is removed from it's parent (the NavigationController) with the help of willMoveToParentViewController(_:) OR didMoveToParentViewController()
If parent is nil, the view controller is being popped off the navigation stack ...
App Inventor 2中对IOS系统移动设备的适配问题 - App Inventor 2 中文网 - ...
有适用于iOS系统移动设备的AI伴侣吗iOS版本的AI伴侣需要在苹果应用商店搜索“App Inventor”下载，目前最新版本2.64.3，版本一直都比安卓老一些。测试的话，有些场景兼容性还是不太好。
App Inventor 2 文本.合并字符串的引号问题 - App Inventor 2 中文网 - 清...
转：合并字符串有引号吗？比如‘A’和‘B’，是‘AB’吗
答复：
[hide]引号也是文本，应该中间还有两个引号。你可以验证一下。
经测试，的确如此：
问：那有办法去掉吗？
答：
问：就是我只想去掉开头的引...