Ruby Model Methods

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 ...

"Editor's note" Shopify is a provider of online shop solutions company, the number of shops currently serving more than 100,000 (Tesla is also its users). The main frame of the website is Ruby on rails,1700 kernel and 6TB RAM, which can respond to 8,000 user requests per second. In order to expand and manage the business more easily, Shopify began to use Docker and CoreOS technology, Shopify software engineer Graeme Johnson will write a series of articles to share their experience, this article is the department ...

In the past, we did not know that the rise of cloud technology can develop such a large resource. Today, you can hook up with an unprecedented wealth of cloud resources to your business applications. In this article I will outline three key methodologies that allow developers to take advantage of the cloud. PaaS: Cloud Development platform You no longer need to install thousands of software development kits and Ides on your desktop. There is no need to compile on the machine in the office. Now these even more work can be done in the cloud. This better ability is called a platform, a service (PaaS). Heroku is a future PAAs ...

August 3, 2013, "Sky City" in Japan hit a new 143,119 tweets per second Twitter peak record, Twitter is the average number of tweets per second (TPS) 5,700 of 25 times times. 　　It is noteworthy that, in the absence of an indication of the "flood peak", the new Twitter system platform has not been flooded with the push-text jam caused by any delay or even downtime. The performance of the old Twitter architecture compared to the new architecture just three years ago, in the 2010 World Cup, a penalty and a red ...

PaaS (Platform-as-a-service) is a kind of cloud service, the service provider not only provides on-demand hardware and operating system services, but also provides the application platform and solution stack. For developers, PAAs greatly reduces the cost and pain of it deployments, providing resources for applications to scale more easily as needed. JVMs, application servers, and deployment packages (for example, war and ear) provide natural isolation for Java applications, allowing different developers to deploy applications in the same infrastructure, so JAV ...

The intermediary transaction SEO diagnoses Taobao guest cloud host technology Hall Dropbox is the commonly used network storage service, may realize many computers file sharing and the synchronization file, Dropbox provides the initial free space is 2GB, may increase by the invitation to the 10GB, 　　Dropbox's operations have a number of recommended techniques that can be referenced by Internet software developers. The first factor in the success of any Internet product is the use of experience, Dropbox experience is very superior, do not occupy too much system resources, under ...

As a software engineer, the past few years have been dedicated to web development. In innovative companies, speed saves time, money, and money to ask more engineers to make the whole development faster. The school does not teach many "software engineering" methods, or how to be a good programmer. These things do not exist in the Taiwan industry, we are doing side touch, learn from experience. I've learned a lot from books and the internet about ways to make the team more productive, because I believe that I have to do this in the new team, with the industry's recognition that it's fast ...

The intermediary transaction SEO diagnosis Taobao guest Cloud host Technology Hall opened its own domain name blog, the first one to get a heavy bit of the 4 U.S. dollars to the domain name. As a technical practitioner for ten years, stroll around for ten years to find some knowledge East a hammer West a club to look around the whole time to tidy up a clue, that I on the system point of the beginning of the step-by-step, a small web site from the day thousands of visit to the day to visit 1 million or 2 million of small sites, how to let it smoothly through this stage, not in The technology appears congenitally deficient, writes to some technical personnel, also writes does not understand ...

One, the charm of the management of cloud computing is that users can start using their ID card and credit card, but that's the problem. Such a simple service is bound to bring many challenges to the unprepared IT department. 　　We've been through this many times before: the benefits of a technology that are easy to use end up being an unexpected management challenge, such as virtualization, which causes virtual machines to become fragmented, new security risks to smartphones, and instant messaging that triggers corporate governance problems. This article is intended to show IT managers how to maximize cloud computing ...

The road to computer science is littered with things that will become "the next big thing". Although many niche languages do find some place in scripts or specific applications, C (and its derivatives) and Java languages are hard to replace. But Red Hat's Ceylon seems to be an interesting combination of some language features, using the well-known C-style syntax, but it also provides object-oriented and some useful functional support in addition to simplicity. Take a look at Ceylon and see this future VM ...