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求助！关于拓展模块NotificationStyle的demo运行时报错的问题 - App Invent...
我使用的是demo程序进行测试，拓展程序链接：
https://www.fun123.cn/reference/extensions/NotificationStyle.html
结果无论点什么按键都会报错：
edu.mit.appinventor.aicompanion3: Targeting S+ (version 31 and above) requires that one of FLAG_IMMUTABLE or FLAG_MUTABLE be...
App上架国内应用市场，腾讯管家报病毒的解决历程 - App Inventor 2 中文网 ...
...险：
使用国外知名的apk分析工具，全通过：
https://www.virustotal.com/gui
其中，腾讯也是通过的：
腾讯申诉通道：https://m.qq.com/complaint
按流程去申诉，结果和绝大部分人一样，申诉不通过：
理由：该软件存在安...
“AppInventor学院”App国内各大市场上架之旅 - App应用开发 - 清泛IT社区...
...户你如何访问及访问隐私权限的用途，可以参考：https://www.fun123.cn/static/privacy_policy.html
app启动时必须弹窗，展示上面的隐私政策网页，用户点同意才能继续，否则直接退出app。不仅如此，还需要在App界面上显式提供“隐私政...
AppInventor如何扫二维码？扫码结果如何与Web进行交互？ - App Inventor 2 ...
...码怎么实现？
[hide]A：使用“条码扫描器”组件：https://www.fun123.cn/reference/ ... html#BarcodeScanner
属性“使用外部扫描”设置为假，其他没有啥要注意的。就调用一下扫描方法，就能使用摄像头扫二维码。
Q：...
QRCodeGenerator 拓展使用后，apk编译失败 - 用户反馈 - 清泛IT社区，为创新赋能！
...包zxing库，解决apk编译问题。
拓展开发中。。
https://www.fun123.cn/reference/ ... RCodeGenerator.html
原版来自：
https://community.appinventor.mi ... -extension/47908/34
自研版已上线，编译apk正常：https://www.fun123.cn/reference/extensions/QRCodeGenerator.html
VIM + JSLint?
...r do what I did:
Download http://jslint.webvm.net/mylintrun.js and http://www.jslint.com/fulljslint.js
and put them in a directory of your choice.
Then add the following line to the beginning of mylintrun.js:
var filename= arguments[0];
and change last line of code in mylintrun.js ("print( ......
std::function and std::bind: what are they, and when should they be used?
...to these two links for further details:
Lambda functions in C++11:
http://www.nullptr.me/2011/10/12/c11-lambda-having-fun-with-brackets/#.UJmXu8XA9Z8
Callable entity in C++:
http://www.nullptr.me/2011/05/31/callable-entity/#.UJmXuMXA9Z8
...
What are naming conventions for MongoDB?
...le that designed the schema did a good
job.
Content from: http://www.tutespace.com/2016/03/schema-design-and-naming-conventions-in.html
For collections I'm following these suggested patterns until I find official MongoDB documentation.
...
Can you nest html forms?
...e, the HTML5 <input> form attribute can be the solution.
From http://www.w3schools.com/tags/att_input_form.asp:
The form attribute is new in HTML5.
Specifies which <form> element an <input> element belongs to. The value of this attribute must be the id attribute of a <f...
Which is fastest? SELECT SQL_CALC_FOUND_ROWS FROM `table`, or SELECT COUNT(*)
...
According to the following article: https://www.percona.com/blog/2007/08/28/to-sql_calc_found_rows-or-not-to-sql_calc_found_rows/
If you have an INDEX on your where clause (if id is indexed in your case), then it is better not to use SQL_CALC_FOUND_ROWS and use 2 quer...