Ruby Vs

C + + computer vision ccv-based on C language/provides cache/core machine Vision Library, novel Machine Vision Library opencv-It provides C + +, C, Python, Java and MATLAB interfaces, and supports Windows, Linux, Android and Mac OS operating system. General machine learning Mlpack dlib Ecogg Shark Closure Universal machine learning Closure Toolbox-cloj ...

With the explosion of information, micro-blogging website Twitter was born. It is no exaggeration to describe Twitter's growth with the word "born". Twitter has grown from 0 to 66,000 since May 2006, when the number of Twitter users rose to 1.5 in December 2007. Another year, December 2008, Twitter's number of users reached 5 million. [1] The success of Twitter is a prerequisite for the ability to provide services to tens of millions of users at the same time and to deliver services faster. [2,3,4 ...

In Serengeti, there are two most important and most critical functions: one is virtual machine management and the other is cluster software installation and configuration management. The virtual machine management is to create and manage the required virtual machines for a Hadoop cluster in vCenter. Cluster software installation and configuration management is to install Hadoop related components (including Zookeeper, Hadoop, Hive, Pig, etc.) on the installed virtual machine of the operating system, and update the configuration files like Namenode / Jobtracker / Zookeeper node ...

The idea of using the Internet to provide IT capabilities as a service is relatively new, but recently people have reached a climax in their attention. Infoq has also published several articles, such as "Introduction to Virtualization" and an article on virtualization security, but there is still a lack of comparisons between different cloud providers. This article compares three cloud computing providers, which provide a server-centric solution, starting with a description of how to start three cloud computing services and then comparing the performance, price, and availability of services to three service providers. ...

A few years ago when I was ready to start a business, one of my predecessors told me, "If you think your job is programming, it's a big mistake." 　　”。 "I want to start a business, is to do what I like to do ah, with cutting-edge technology, the most trendy tools to do my favorite products." "Of course, the above is just my initial idea. Startups always think startups are playing the latest technology, static HTML, then PHP, then Python, and then Ruby on Rails or node.js ... Maybe it's changing now. ...

Some time ago, I wrote a blog about the topic, but I finished, I think I still did not talk about nature, this article is a sequel. 　　Internet Applications (Web sites or apps), and the essential difference between enterprise applications, should be discussed from the user. The internet is a strange user, the website for them is self-service system (similar to ATM machine), do not need, and can not be mandatory training for them, such as user registration. 　　So they have to be absolutely retarded and try to reduce the cost of learning. Enterprise application is the company's employees, with mandatory, and before, or system before the line, a ...

Domestic free virtualization OVM Compared with OpenStack, OpenStack as a global open source software, its design was first positioned for large and medium-sized enterprises, because these enterprises can send a rich and powerful technical team for in-depth development and maintenance, and For lack of software development and operation and maintenance capabilities of traditional enterprises and SMEs, Yi Siwei OVM is 100% better choice. OVM is a one-stop solution out of the box OpenStack open source software installation and deployment for many operation and maintenance personnel are no stranger to, most enterprises only provide installation package ...

Look cool every day, the day fresh It information all hold live, mobile internet play cool playing fashion in broad bean! Welcome to subscribe to broad bean network. [Product Information] Minimalist notes widget Jot release update jot! -The Notes widget is a simple, lightweight Notepad desktop widget. In a recent update, the interface has been greatly improved. In jot you will not find fancy features, but only quick, plain text forms of notes. Jot to the extreme of minimalism, a total of three different sizes of screen widgets to choose from ...

Apple and GT signed a 578 million-dollar sapphire order agreement in 2013, and the hottest material is likely to replace Gorilla Glass for smartphone displays. However, to the surprise of many consumers, at the iphone 6 Conference, Apple announced that the new mobile phone uses ion-enhanced glass, rather than sapphire glass. In fact, ion-reinforced glass is also a strong tempered glass, the same as the Gorilla Glass principle. This glass panel needs to undergo special chemical treatment, using sodium ions instead of the original potassium ions, so that the strength of the glass ...