Simple Ruby On Rails App

"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 ...

(Wen/zack Parker, Cotap CTO) Cotap is a safe enterprise Mobile Information Service software, mainly used to help people better in the work of communication and communication. This article comes from Cotapcto's share of the story of Cotap Entrepreneurship and the role Amazon EC2 plays in its entrepreneurial process. I have been working with the company's co-founder, Mr. Patterson, for many years to solve this problem, and we are very excited about the new opportunities that mobile devices bring to us ...

Today, more and more PAAs (platform service) providers, in the field of cloud computing has launched a fierce competition. Cloud computing works well with the development mechanism for deploying applications.     IAAS providers provide basic computing resources, SaaS providers provide online applications such as online CRM, and PAAs offerings provide developers with a one-stop service that allows our applications to start and run quickly without paying attention to some infrastructure issues. As a service provided on the PAAs platform ...

PaaS (Platform as a service) is a business model that provides the computing environment, development environment and other platforms as a service. Cloud computing service providers can provide users with platform-level products such as operating systems, application development environments, and services through the Web. PAAs is a pattern between IaaS and SaaS. PAAs changes the traditional application delivery model, promotes the further specialization of division of labor, decoupling the development team and the operational team, will greatly improve the efficiency of future software delivery. The following article to take a look at the foreign PAAs platform and the domestic PAAs platform ...

The same essential tool in general software development is the code editor. Traditional code editors are generally installed in the form of software installation package to the computer, the code is compiled and saved to the server through ftp or svn and other tools (of course, such as NET development in Microsoft Visual Studio such a powerful integration Tools say another.). In the actual project development in such a way is also very convenient. However, with the rise of various cloud services, ...

VMware suddenly released its first open source Paas--cloudfoundry this April. In the months since its release, the author has been concerned about its evolution and benefited from its architectural design, and felt the need to write to share it with you. This article will be divided into two parts: the first part mainly introduces the architecture design of Cloudfoundry, from the module that it contains, to the information flow of each part, how the modules coordinate and cooperate; The second part will be based on the first part, how to use Clou in your data center ...

This article is written by Courtney Boyd Myers, who is the founder of Audience.io. This article focuses on her contacts with some web and mobile development companies, incubators, consultancies, and lab executives to discuss how much it will take to replicate the 10 products that are now very successful in the marketplace: 100,000 yuan and a suitable development partner can make you rich overnight? How much resources do I need to replicate a product like Twitter or Instagram?

About the Internet of things (Internet of Things, abbreviated IoT) is an internet-based, traditional telecommunications network, such as information carrier, so that all can be independently addressed common physical objects to achieve interconnection network. The internet of Things is generally wireless network, since everyone around the equipment can reach 1000 to 5,000, so the Internet may have to contain 500 trillion to 1000 trillion objects, in the Internet of things, everyone can use electronic tags to connect real objects online, can find out their specific location on the Internet of things. Pass STH.

It is based on this trend that IBM released its own public cloud products, the product name is IBM Bluemix, is currently in the open testing phase. Bluemix is built on the Apache Open source project Cloud Foundry, and provides the quality service (services) developed by IBM and its partners for use by IT practitioners. This article takes the core component of Bluemix platform-Bluemix Java Runtime as the main line, to introduce to the reader IBM public ...

Visifire is a Chart component based on Silverlight, Visifire offers the Silverlight 2 Chart component of Open Source, follows the GPL v3, and can be used in ASP, ASP.net, PHP, JSP, Codefusion, Ruby on Rails, and HTML. The supported chart types are quite numerous (support pie, histogram, circle, area, etc.). Vi ...