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qrcodejs:根据URL地址生成二维码 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...URL地址生成二维码qrcodejs下载地址:http: davidshimjs github io qrcodejs 用起来很简单,页面中引入两个js:<script type="text javascript" src="https: www tsingfun com statics js jquer qrcodejs下载地址:http://davidshimjs.github.io/qrcodejs/ 用起来很简单,页...
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App Inventor 2 连接打印机(Printer),自定义打印的实现 - App Inventor ...

...看到,安卓平台只能通过分享文件才能选择打印机App,而iOS版AI伴侣在分享消息时就可以直接预览打印消息内容,如下图: iOS版分享消息 打印功能实现思路: 由于安卓平台分享消息的方式无法调出打印App,只能通过...
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2024 全“心”出发 -- 全新App Inventor 2 移动社区开启新征程 - App Inven...

...用App Inventor 2 开发、定位商业级的App,当然短期内是无缘iOS平台了(官方支持iOS照目前看还需很久)。 最后,不论您是会员还是普通用户,我们都将秉承教育者的初心,致力于普及App Inventor 2 技术,让更多人能够轻松开发自...
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ble 蓝牙透传代码怎么写? - 创客硬件开发 - 清泛IT社区,为创新赋能!

...特征id。 可以做到透传,不过要换透传 id,这个 id 是 io 控制口 晚一些我给你一下 透传 id。 --------- 透传的服务id:SERVICE_UUUID = UUID.fromString(&quot;0000fff0-0000-1000-8000-00805f9b34fb&quot;); 向ble写数据的特征id: WRITE_UUUID = UUID.from...
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Plyr视频播放器拓展:全屏、画质、字幕、缩略图、强大的用户界面 - App Inv...

...出。您可以在个人和商业项目中自由使用它。它基于 Plyr.io 功能 支持缩略图 支持直播 支持 M3U8 文件 支持多种字幕 支持多种视频质量 支持缓存 流畅的视频加载 响应式设计 支持本地文件 离线工作 还有更多功能即将...
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系统界面增强扩展 - KevinkunEnhance - App Inventor 2 拓展 - 清泛IT社区,为创新赋能!

...设置左、上、右、下)。 设置高程设置组件的高程elevation。会在组件周围显示阴影效果(必须提前设置背景) 设置自定义字体设置组件字体。fontName字体名以//开始表明字体在素材库,以/sdcard/开始表明在外部存储卡。 其他组...
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Async Procedures 拓展:异步任务拓展,异步处理耗时任务 - App Inventor 2...

Async ProcAsync Proc is an Extension which you can use to run a Procedure asynchronously. You no longer have to wait for a loop to finish and don’t worry about your app Crashing due to Android System thinking that your app crashed while doing intense processes.BLOCKS:EVENTS : [color=var(--tertiar...
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Is char signed or unsigned by default?

In the book "Complete Reference of C" it is mentioned that char is by default unsigned. 7 Answers ...
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Is there a Python caching library?

... need a simple dict -like interface where I can set keys and their expiration and get them back cached. Sort of something like: ...
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library not found for -lPods

... Aha, in your Podfile, specify the platform like so: platform :ios, :deployment_target =&gt; "3.2". That should configure it correctly the next time you run pod install. – alloy Apr 5 '12 at 21:54 ...