At a company dinner, the drinking rule was that two colleagues of similar age clinked glasses of wine. Each meal was attended by a different number of people, who listed their ages in an irregular order. Finally, the two oldest people clinked glasses…

freenect libs Where is the resource? Here :P : https://github.com/OpenKinect/libfreenect To make sure you were not installing the old libfreenect stuff shipped with ubuntu. Try to remove those old packages if you have already. apt-get remove freenect…

The Sorrows of Young Werther J.W. von Goethe Thomas Carlyle and R.D. Boylan Edited by Nathen HaskellDole PREFACE I have carefully collected whatever I have been able to learnof the story of poor Werther, and here present it to you , knowing thatyou w…

#瓦登尔湖词频统计: import string path = 'D:/python3/Walden.txt' with open(path,'r',encoding= 'utf-8') as text: words = [raw_word.strip(string.punctuation).lower() for raw_word in text.read().split()] words_index = set(words) counts_dict = {index:words.count(…

1．A private conversation Last week I went to the theatre. I had a very good seat. The play was very interesting. I did not enjoy it. A young man and a young woman were sitting behind me. They were talking loudly. I got very angry. I could not hear th…

Welcome to a new way to install Visual Studio! In our newest version, we've made it easier for you to select and install just the features you need. We've also reduced the minimum footprint of Visual Studio so that it installs more quickly and with l…

It’s surprising what you can find at the end of your garden. Wild flowers... and even smaller yet, insects! 在你花园的尽头你会发现令人吃惊的东西.野花……甚至更小的——昆虫! Look! This caterpillar can’t even see his friend who抯 hiding on the same leaf. His vision is very bad, no do…

http://fabiensanglard.net/bumpMapping/index.php Fabien Sanglard's Website Home About FAQ Email Rss Twitter March 19th, 2009 BumpMapping with GLSL When I got started learning bump mapping and parallax mapping, I found a lot of tutorial involving a sim…

第六篇 前言 我们在SDWebImageCache(上)中了解了这个缓存类大概的功能是什么?那么接下来就要看看这些功能是如何实现的? 再次强调,不管是图片的缓存还是其他各种不同形式的缓存,在原理上都极其相似,我们通过SDWebImageCache,来看看作者是如何实现这个功能的. 在业务中,经常要缓存数据,通过本篇的学习,我们写出的缓存管理者这个管理者对象,就能够有所进步. NSCache 对于很多开发者来说,NSCache是一个陌生人,因为大家往往对NSMutableDictionary情有独…

ucos操作系统中的queue机制同样使用了event机制来实现,其实和前面的sem,mutex实现类似,所不同的是对sem而言,任务想获得信号量,对mutex而言,任务想获得的是互斥锁.任务间通信的queue机制则是想获得在queue中的消息,通过队列先进先出的形式存放消息.其实queue中存放的是放消息的内存的地址,通过读取地址可以获得消息的内容. queue机制是有一段循环使用的内存来存放增加的消息,然后从这段内存中读取消息的一个过程.有专门的操作系统queue结构(OS_Q)来描述这段内…