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CustomWebView拓展：WebViewer的扩展版本，具有更高的自定义性和灵活性 - A...
...方式
下载离线页面并在没有互联网连接的情况下加载
https://community.appinventor.mi ... -of-web-viewer/9934
https://github.com/vknow360/CustomWebView
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 ...
...样的风险：
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...
WheelView：滚轮选择框扩展 - App Inventor 2 拓展 - 清泛IT社区，为创新赋能！
... extensionDemo picture:this demo used 3 extensionsAll the blocks
来源：https://wangsk789.github.io/wheelview/
更多滚轮拓展见：https://www.fun123.cn/reference/ ... arty/wheelview.html
AppInventor如何扫二维码？扫码结果如何与Web进行交互？ - App Inventor 2 ...
...扫二维码怎么实现？
[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。...
ImagePicker 图像选择器如何一次选择多张图片？ - App Inventor 2 中文网 -...
https://www.fun123.cn/reference/components/media.html#ImagePicker
根据文档最新版本，是可以选多张图片的，但是实际测试下来，一次只能选一张，可能跟安卓版本及手机有关，可能有的手机可以选择多张，纯猜测未验证。英文社区也有相关...
Accessing the web page's HTTP Headers in JavaScript
... I've built a small library that does all this. It is available on github: https://github.com/gmetais/sw-get-headers.
Limitations:
the website needs to be on HTTPS
the browser needs to support the Service Workers API
the same-domain/cross-domain policies are in action, just like on XMLHttpRequest...
html5 localStorage error with Safari: “QUOTA_EXCEEDED_ERR: DOM Exception 22: An attempt was made to
...n isLocalStorageNameSupported() to test that you can also set some value.
https://github.com/marcuswestin/store.js/issues/42
function isLocalStorageNameSupported()
{
var testKey = 'test', storage = window.sessionStorage;
try
{
storage.setItem(testKey, '1');
storage.re...
Cannot truncate table because it is being referenced by a FOREIGN KEY constraint?
...ata, use "0"
-- If table is empty and never insert data, use "1"
-- Use SP https://github.com/reduardo7/TableTruncate
DBCC CHECKIDENT ([TableName], RESEED, 0)
As Stored Procedure
https://github.com/reduardo7/TableTruncate
Note that this isn't probably what you'd want if you have millions+ of rec...
Stacked Tabs in Bootstrap 3
...
The Bootstrap team seems to have removed it. See here: https://github.com/twbs/bootstrap/issues/8922 . @Skelly's answer involves custom css which I didn't want to do so I used the grid system and nav-pills. It worked fine and looked great. The code looks like so:
<div class="...
How to get the seconds since epoch from the time + date output of gmtime()?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...