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  Using public key authentication in SSH

SSH is a popular cryptographic network protocol for secure network service operation. It is frequently used in remote server login. For a system administrator or software developer, SSH is frequently used to access remote servers or development servers or testing servers etc.  To login with SSH, there are different authentication mechanisms : password, public key and interactive etc. If a remote server needs to be accessed frequently, password authentication may be too troublesome as p...

   LINUX,DEBUG,SSH,PUBLIC KEY     2016-09-10 05:55:46

  Why cannot Renren be China's Facebook?

Yizhou Chen, CEO of China's SNS community Renren, shouted "one war, three battles". We do not know now how the battle progresses. Currently Renren's net market value is $1.3 billion where 900 million of them are in cash, it means the market values Renren 400 million US dollars only which is far lower than Facebook. Why cannot Renren be China's Facebook? This is a very interesting topic, many users share their opinions, Some of the main points are summarized as follows:Facebook pay more attentio...

   Renren, Facebook,SNS     2012-11-22 11:44:33

  Should a startup focus on good user experience or ship something out quickly?

For a startup, there are always arguments about whether to build a good experience or instead ship something workable out quickly. These two seem contradict with each other and it is usually hard to decide for many startup founders. But in order to win over competitors and gain large portion of market shares as soon as possible, founders must think fast and make their life change decisions. So how should we decide whether we should focus on good user experience or we should ship out the product...

   User experience,Startup     2014-01-20 06:48:28

  Basic Mistakes Developers Make When Creating APIs

Today, there are many tools that developers can use to create an API, meaning that some of them can come up with an API within a matter of minutes. However, there is a vast difference between just creating an API and building one that meets all your expectations, is reliable and secure. Some developers create APIs that work well but forget some basic things that, within no time, bring a lot of issues to the API users. In this article, we are going to talk about the basic mistakes that developers...

   API,API DESIGN,RESTFUL API     2020-08-19 07:54:03

  Tips of Drafting an R Markdown Document

When presenting the data summary and exploratory analysis, we used to copy a lot of tables, charts from Rstudio to PowerPoint, which makes the presentation preparation painful. It becomes essential for data scientists to make use of better reporting tools, such as R markdown, Jupyter notebook to prepare the analysis presentation in a more efficient and organized way. Of course, we want this to be reproducible! In this post, I would like to share some tips of using the right tools to draw tables,...

   R PROGRAMMING     2020-11-01 23:09:45

  When a CA becomes untrustable

Information security has become a vital part of people's life, especially for those people who spend much time online. Tons of data are being transmitted over the internet every second. These data include user ids, passwords, credit card information etc and some of them are sensitive information which needs secure way to transmit. Hence different protocols have been developed including SSL/TLS to encrypt data transmitted over the internet. The core of these security protocols is the certifi...

   APPLE,SECURITY,GOOGLE,MOZILLA,NEWS,WOSIGN     2016-10-01 23:03:44

  Eclipse 4.4 is going to fully support Java 8

Eclipse is the most popular IDE for developing Java applications, but it seems lag behind the Java 8 release a couple of months ago. The current Eclipse is not supporting Java 8 and if you want to run Java 8 programs on it, you need to install a plugin. You can find the plugin at the Eclipse market place. Now Eclipse 4.4 is coming to us on 25th June and the code name for it is Luna. This new version of Eclipse introduces some new features which can ease developer's work, these features includin...

   Eclipse,Luna,Java 8     2014-06-18 05:00:37

  Behind Start Screen of Windows Phone 8

Last week, Microsoft unveiled Windows Phone 8, in addition to some new features, the biggest difference between WP8 and iOS, Android is that it has a start screen consisting of abundant live tiles. Senior product manager of Microsoft Josh Phillips published an article on Microsoft official blog. He talks about the story behind start screen of Windows Phone 8. "How can we make Start even more personal" is the question Phillips and his team is always thinking about. Windows Phone makes the static ...

   Windows Phone 8,Start Screen,Live Tile     2012-11-03 02:27:22

  What should Microsoft do after Steve Ballmer steps down?

Steve Ballmer decided to retire from Microsoft within 12 months last week. Where should Microsoft head to and what should they do on their products to maintain their influence.Whether you like or hate Ballmer, and regardless of who will replace him as Microsoft new CEO, his voice became a very important part of different Microsoft conferences, Ballmer said : "We need a CEO who will be here longer term for this new direction."Steve Ballmer is criticized for many things. Under his control, Micros...

   Microsoft,CEO,Trend     2013-08-26 07:33:41

  Focus of Baidu in the future

In addition to the new generation "Baidu ladies", The biggest highlight of the annual meeting of Baidu is undoubtedly the passionate speech delivered by CEO Yanhong Li with a "Zoro" suite. He emphasized four business focus of Baidu in the future, i.e the traditional search, mobile cloud, LBS and international strategy. Although the strategy is clear, but what's more important is that there must be some corresponding products to align with these focus. How will Baidu carry out four key business?...

   Baidu, Anuual meeting, LBS,Baidu Cloud     2013-01-23 03:51:09

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