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将 App Inventor 2 项目连接到外部传感器 · App Inventor 2 中文网
...?f=share", //URL地址 width: 150, height: 150, colorDark: '#000000', //二维码颜色 colorLight: "#ffffff" //背景颜色}); App Inventor 2 中文网 © 2023 - document.write(new Date().getFullYear()); 跟着学（上海）教育科技有限公司 版权...
App Inventor 2 中文网原创内容 · App Inventor 2 中文网
...?f=share", //URL地址 width: 150, height: 150, colorDark: '#000000', //二维码颜色 colorLight: "#ffffff" //背景颜色}); App Inventor 2 中文网 MIT同步更新的中文本土化 在线App开发平台！ © 2023 - document.write(new Date().getFullYear()...
AI2 SideBar Extension
...yellow). SideBarFrame is divided into two areas. On the left a container (listViewContainer, green) for the visible elements of the SideBar and on the right a semi-transparent field (shadowField, violet) that covers the rest of the display. The width of the visible SideBar (= width of listViewC...
App Inventor 2 接入百度网盘API · App Inventor 2 中文网
...?f=share", //URL地址 width: 150, height: 150, colorDark: '#000000', //二维码颜色 colorLight: "#ffffff" //背景颜色}); App Inventor 2 中文网 © 2023 - document.write(new Date().getFullYear()); 跟着学（上海）教育科技有限公司 版权...
How to make an app's background image repeat
...
Ok, here's what I've got in my app. It includes a hack to prevent ListViews from going black while scrolling.
drawable/app_background.xml:
<?xml version="1.0" encoding="utf-8"?>
<bitmap xmlns:android="http://schemas.android.com/apk/res/android"
android:src="@drawable/...
Is it possible to set a custom font for entire of application?
... Just wanted to add that above code just covers TextViews but ListViews, Alerts, Toasts, Map Markers etc. will still use the system font.
– csch
May 2 '13 at 10:50
2
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海量数据相似度计算之simhash短文本查找 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...h的数据也会暴增，如果一天100w，10天就1000w了。我们如果插入一条数据就要去比较1000w次的simhash，计算量还是蛮大，普通PC 比较1000w次海明距离需要 300ms ，和5000w数据比较需要1.8 s。看起来相似度计算不是很慢，还在秒级别。给...
App Inventor 2 Encrypt.Security 安全性扩展：MD5哈希，SHA1和SHA256哈希...
...?f=share", //URL地址 width: 150, height: 150, colorDark: '#000000', //二维码颜色 colorLight: "#ffffff" //背景颜色}); App Inventor 2 中文网 MIT同步更新的中文本土化 在线App开发平台！ © 2023 - document.write(new Date().getFullYear()...
Meaning of Choreographer messages in Logcat [duplicate]
...(with vertical orientation inside a ScrollView). All of that to simulate a listView with clickable elements... but well, that's for another question.
As a responsible Developer you want to make the App really efficient with the system resources, so the best practice for lists (when your lists are n...
App Inventor 2 低功耗蓝牙(BLE) 硬件接入、数据通信及IO控制 · App Inventor 2 中文网
...?f=share", //URL地址 width: 150, height: 150, colorDark: '#000000', //二维码颜色 colorLight: "#ffffff" //背景颜色}); App Inventor 2 中文网 © 2023 - document.write(new Date().getFullYear()); 跟着学（上海）教育科技有限公司 版权...