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扩展App Inventor:具有多点触控和手势检测功能 · App Inventor 2 中文网
...能
Xinyue Deng (dxy0420@mit.edu)
Hal Abelson (hal@mit.edu)
Department of Electrical Engineering and Computer Science
Massachusetts Institute of Technology
77 Massachusetts Avenue, Cambridge, MA 02139, USA
ABSTRACT
MIT App Inventor is a block-based event-driven programming tool that allows ev...
扩展App Inventor:具有多点触控和手势检测功能 · App Inventor 2 中文网
...能
Xinyue Deng (dxy0420@mit.edu)
Hal Abelson (hal@mit.edu)
Department of Electrical Engineering and Computer Science
Massachusetts Institute of Technology
77 Massachusetts Avenue, Cambridge, MA 02139, USA
ABSTRACT
MIT App Inventor is a block-based event-driven programming tool that allows ev...
扩展App Inventor:具有多点触控和手势检测功能 · App Inventor 2 中文网
...馈 我要反馈 var _hmt = _hmt || []; (function() { var hm = document.createElement("script"); hm.src = "https://hm.baidu.com/hm.js?8d287b854d737bdc880e8ddeac1b309d"; var s = document.getElementsByTagName("script")[0]; s.parentNode.insertB...
用户界面(UI)组件 · App Inventor 2 中文网
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日期选择框(DatePicker)
图像(Image)
TaifunImage 拓展:图像高级处理
SimpleBase64 拓展:图像Base64编解码
标签(Label)
列表选择器(ListPicker)
列表显示框(ListView)
对话框(Notifier)
密码...
地图组件(高德地图) · App Inventor 2 中文网
...不考虑特征的 可见性 属性值)。此列表还包含通过调用 FeatureFromDescription 在 地图 上创建的所有特征点。
高度
设置地图的垂直高度,以像素px为单位。
高度百分比
设置地图的垂直高度相对于整个屏幕高度的百分比。
纬...
App Inventor 2 扩展 · App Inventor 2 中文网
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App Inventor 2 扩展
Initial Release 1.0 (Introduced as part of MIT App Inventor Release nb149)
DRAFT: September 27, 2015
Updated: June 9, 2017
Updated: May 17, 2021
sample extensions are at: MIT App Inventor Extension
source code for sample extensions at: http://appinventor.mit.ed...
What is move semantics?
I just finished listening to the Software Engineering radio podcast interview with Scott Meyers regarding C++0x . Most of the new features made sense to me, and I am actually excited about C++0x now, with the exception of one. I still don't get move semantics ... What is it exactly?
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TLSF源码及算法介绍 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
TLSF源码及算法介绍tlsf-two-level-segregated-fit官网地址:http: www gii upv es tlsf 官网的代码应该是主分支,github上的几个仓库更新不是那么及时。英文好的同学请直接看论文《TLSF: a New Dynamic Memory Allocator f 官网地址:http://www.gii.upv.es/...
构建高并发高可用的电商平台架构实践 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...存,静态化客户端页面缓存(http header中包含Expires Cache of Control,last modified(304,...一、 设计理念
1. 空间换时间
1) 多级缓存,静态化
客户端页面缓存(http header中包含Expires/Cache of Control,last modified(304,server不返回body,客...
