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How to copy files from 'assets' folder to sdcard?
...nnels to do the work.
(Note) If using any type of compressed file, APK, PDF, ... you may want to rename the file extension before inserting into asset and then rename once you copy it to SDcard)
AssetManager am = context.getAssets();
AssetFileDescriptor afd = null;
try {
afd = am.openFd( "My...
Why should I use document based database instead of relational database?
...ore paper documents, e.g. by scanning office mail. The data is the scanned PDF and you have some meta data which always exists (scanned at, scanned by, type of document) and lots of possible metadata fields which exists sometime (customer number, supplier number, order number, keep on file until, OC...
从Sloodle看三维虚拟学习环境的发展趋势 - 资讯 - 清泛网 - 专注C/C++及内核技术
...orlds in Play [C].Vancouver, Canada.http://www.digra.org/dl/db/06278.10422.pdf.
[6] Kemp, J., & Livingstone, D.(2006).Massively multi-learner: Recent advances in 3D social environments [A].Proceedings of the Second Life Education Workshop [C].San Francisco: 13218.
[7] Livingstone, D., & Kemp...
通过FastCGI Cache实现服务降级 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...到的都是Nginx缺省包含的功能，我们可以看作是一个通用版，不过对照我们架构图中的目标就会发现：它没有实现全局激活缓存的功能。如何实现呢？最简单的方法就是通过单位时间内出错次数的多少来判断系统健康以否，设置...
CGContextDrawImage draws image upside down when passed UIImage.CGImage
...ing the CTM might be necessary.
Specifically, if you draw an image or PDF document by calling Core Graphics functions directly, the object is rendered upside-down in the view’s context. You must flip the CTM to display the image and pages correctly.
To flip a object drawn to a Core Graph...
来自微软的一手内幕：Windows 10是怎么出炉的 - 创意 - 清泛网 - 专注C/C++及内核技术
...接应用的时代。
但是他们失策了。用户们拒绝使用新版Windows，没有了用户的支持，开发者们也首鼠两端。然而iPad并未碾压笔记本，消费者们对触屏电脑兴趣缺缺。另一个Windows 8.1版本试图挽回败局，但是为时已晚。市场已有...
Workflow for statistical analysis and report writing
... @Simone here it is: files.meetup.com/1685538/Rmeetup_Workflow_fullscreen.pdf
– David LeBauer
May 28 '13 at 1:16
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Programmatically creating Markdown tables in R with KnitR
... Yes, nope. Will work with Markdown-->HTML but not with Markdown-->PDF, Markdown-->DOCX ... The question is about using Markdown in general not only for the purpose of creating HTML files with it -- might have been your intention, but is not written down there.
– pet...
数据挖掘——分词入门 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...如何做到自动切分？这个其实中国的前辈们已经做了很多中文分词的研究，常见的分词算法有：
1、基于词典的分词，需要先预设一个分词词典，比如上面句子切分出来的“假如、上午”这些词先存放在词典，然后把句子切分成...
No visible cause for “Unexpected token ILLEGAL”
...so could be happening if you're copying code from another document (like a PDF) into your console and trying to run it.
I was trying to run some example code out of a Javascript book I'm reading and was surprised it didn't run in the console.
Apparently, copying from the PDF introduces some unexpe...