大约有 9,000 项符合查询结果(耗时:0.0199秒) [XML]

https://bbs.tsingfun.com/thread-1521-1-1.html 

这个墨绿色的标题栏可以换颜色吗? - App Inventor 2 中文网 - 清泛IT社区...

... TaifunTools(免费,功能强):https://puravidaapps.com/tools.php Device(功能多且复杂):https://community.appinventor.mit.edu/t/free-device-get-device-info/48411 StatusBarTools(简单易用,推荐):https://community.appinventor.mit.edu/t/statusbartools-extension-f...
https://bbs.tsingfun.com/thread-1562-1-1.html 

App Inventor 2 列表显示框能否实现多选功能? - App Inventor 2 中文网 - ...

...现,不过是收费的,12美刀。 https://puravidaapps.com/combobox.php
https://bbs.tsingfun.com/thread-1602-1-1.html 

请教一个有关WEB 客户端 1的问题 - App Inventor 2 中文网 - 清泛IT社区,为创新赋能!

...WEB 客户端 1 通过 URL将参数传输给下图中地址并调用一个PHP文件,但是出现了错误信息“ERROR 1101:unable to get a response with the specified url" 我直接通过浏览器传输,显示结果正确。借助WEB浏览框如下图所示那样,也获得正确结果。 ...
https://bbs.tsingfun.com/thread-1652-1-1.html 

App Inventor 2 QRCode 扩展:二维码扫描及生成方案都在这里 - App Invento...

1、QRCode 二维码扫码: 使用原生的“条码扫描器”组件: 2、二维码生成的方案: html + js + Web浏览器 方案:https://puravidaapps.com/qr.php QRCodeGenerator 拓展方案:https://community.appinventor.mi ... tor-extension/47908
https://bbs.tsingfun.com/thread-2001-1-1.html 

能否详细说明下数据库的应用? - App Inventor 2 中文网 - 清泛IT社区,为创新赋能!

不能直连MYSQL,但有个贴子给出了方案,用PHP做了个中间件转发,但根据贴子操作未成功。又发现自带了云数据库的组件,但说明太少,比如哪里有云数据库的提供商,或者云数据库如何私有部署,能否详细说说,我想很多人应...
https://bbs.tsingfun.com/thread-2697-1-1.html 

一个组件怎么悬浮在另一个组件上面? - App Inventor 2 拓展 - 清泛IT社区...

...做?或者是什么扩展能做到?https://puravidaapps.com/extensions.php 页面中搜索“floating”,有多款拓展,有的效果还很不错,后续会整理翻译中文。
https://www.fun123.cn/referenc... 

QRCodeGenerator 拓展:根据给定的文本生成二维码 · App Inventor 2 中文网

...+ js + Web浏览器 生成二维码的方案:https://puravidaapps.com/qr.php aix拓展下载 cn.fun123.QRCodeGenerator.aix demo下载 TestQRCodeGenerator.aia 您的改进建议 联系方式: ...
https://stackoverflow.com/ques... 

mongoose vs mongodb (nodejs modules/extensions), which better? and why?

... abstraction layer will be way smaller, then mongoose's. I'm coming from PHP world, there we had raw sql with depreciated mysql_ functions, then we got PDO - object orientated abstraction layer to communicate with sql. Or you can choose some heavy ORM like Doctrine to have similar stuff to mongoos...
https://stackoverflow.com/ques... 

What is the maximum possible length of a query string?

...sed on research which is unfortunately no longer available on its original site (it leads to a shady seeming loan site) but which can still be found at Internet Archive Of Boutell.com: Microsoft Internet Explorer (Browser) Microsoft states that the maximum length of a URL in Internet Explorer is 2...
https://stackoverflow.com/ques... 

Why are arrays covariant but generics are invariant?

...unforgivable imo... among the very worst mistakes ever made in Java is use-site variance aka wildcards. – Scott Sep 6 '15 at 21:09 ...