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  Emotion analysis on Twitter for past 5 years


Emotion analysis is a new research direction in computer science in these years, what it does is expressing emotions and feelings of people with data. The means to do emotion analysis include natural language processing, statistical and signal processing. The platforms which are most suitable for emotion analysis are also microblogging like social networking platform, Twitter is one good example.Computing Laboratory of the University of Vermont project Hedonometer conducted emotion analysis for...

   Emotion analysisTwitter,Hedonometer,happiness     2013-05-08 06:17:25


  Video website in big data era


Big data initially means the large data set which is not able to be analyzed, but later it was derivatized to the method to analyze huge amounts of data in  order to gain great value.This is a form which gradually gets attention, It's difficult to analyze these data and it's also difficult to store these data and it needs some unprecedented way, Now in China many companies use the open source Hadoop distributed data cluster to meet the needs of data statistics. Since we can get segmented d...

   Netflix,Big data,Data mining     2013-04-11 04:20:40


  CSS DIV position analysis


When using CSS to set the position of DIV, we may often get confused with the 4 position properties : static, relative, absolute and fixed. If we don't understand them correctly, we may often get unexpected result. Here we make some analysis to them.The definitions of these 4 properties:static : The default position property. It has no position actually. The element will appear where it should be (top, bottom, left, right or z-index has no use here)relative : This one will position relati...

   CSS, DIV,position,relative,absolute     2013-01-29 03:23:57


  Is coding going to die?


There is always a voice recent years saying that coding will gradually die, software development is more like an assembly job. i.e, programmer will be more and more like IT engineers. They seldom build something from scratch, instead they achieve the goal by assemble different components. There are people who have similar views around me. From the book "Clean code" written by Robert C Martin-- "One might argue that a book about code is somehow behind the times—that code is no longer the ...

   Coding,Clean code,Disappear,Analysis     2012-03-15 14:37:35


  Nielsen : Google ranks No.1 web brand


Nielsen released the 2012 digital industry rankings report, The report said Google continued to rank No.1. for web brand From January 2012 to October 2012, the average monthly unique visitors reached 172 million. Followed by Facebook which has 153 million average monthly unique visitors. In 2012, the online video service continues to grow, YouTube is still the largest online video site, an average annual 132 million unique visitors. Top 10 U.S. Web Brands of 2012 For the details of other ranks ...

   Nielsen, Web brand,2012     2012-12-22 10:02:05


  HeartBleed: Inside the heart, what happens to a normal WEB user?


To be brief, our email, IM, facebook etc. are at the risk, so try to minimize the access in these few days. Especially we should try to avoid log into our internet-banking, because we may expose our user id and password. Also later when the service providers fix the bug, we would better to change a new password for all the web accounts that are important to us. Here comes the technical explanation. You might notice before that a lot of websites use URL starting with "https". For example, https:/...

   HeartBleed,Analysis     2014-04-09 22:41:43


  Qihoo 360 confirms the cooperation with Google


Affected by the news that Qihoo 360 would cooperate with Google, Qihoo 360 and Baidu are treated differently in capital market at the beginning of 2013. Analysts have high expectations on Qihoo 360 and increase its performance expectations for fiscal year 2013, while Baidu suffered price target downgrades.According to Sina technology news, Qihoo 360 confirmed this news to ZDNet, but they refused to disclose more details. According to Qihoo 360, there is some kind of cooperation existed between ...

   Qihoo 360, Google, Search, Baidu     2013-01-04 12:06:17


  Pinterest announces open registration


Pinterest is on-line for two years. During these two years, it gains big growth, but it needs invitation before you can register on Pinterest. Now Pinterest announces open registration, it means that anyone can register on Pinterest with emails, Facebook or Twitter accounts, no need to get invitation from others. In its official blog, Pinterest says: We’re really excited to have the capacity to offer Pinterest to more people and if you’re a Pinner with friends who’ve been wait...

   Pinterest,Social,Open registration     2012-08-09 01:56:23


  Use Memory Analyzer Tool in Eclipse


When developing applications, we often encounter memory issues of an application. To analyze how much memory each class takes, we need to have some specific tools to assist us. One of them is Memory Analyzer Tool on Eclipse. The Eclipse Memory Analyzer is a fast and feature-rich Java heap analyzer that helps you find memory leaks and reduce memory consumption. To use the Memory Analyzer Tool, you first need to install it on Eclipse. You can go to Help -> Install New Software.... Paste  h...

   Memory analyzer tool, Eclipse,heap dump, HPROF     2014-10-28 07:22:35


  How to organize a successful technical party?


Since last year, I began to take part in some technical parties. Some are held very successful, while some seem not. In this article, I will share ideas about how to organize a successful technical party and use Golang programming language as an example. To hold a party, there must have been a stable user group first. According to the number of user, there may need a committee or a president, and the job of the organizer is searching for the sponsors, selecting the topics, etc. Although there ha...

       2015-05-15 22:28:38