Big Data

With the development of our network, the development of science and technology, our network generated more and more data, more and more big, so big to what extent, 10000G so big? Tell you more than that! Is it 1000T that big? More than that, is already a single server can not solve, 　　So we can not use more than a few servers to solve it? It is cumbersome to write and read data separately for a single server. Then distributed file system came into being, it can govern many servers used to http://www.aliyun.co ...

See Li Anshi wrote an article on the Internet, the name is "the great open source and China has nothing to do", in the article, Li Anshi analysis, in the current China in the manufacturing industry in pursuit of the pace of Europe and the United States, Tesla's patent open source is in fact just Tesla's propaganda means, Core technology is not going to make it easy for you to use. The backwardness of China in manufacturing is well known, but how can we change the status quo? 　　Only by strengthening their ability, open source will not become empty slogan! Here's what Li Anshi in the interview: the development of open source software ...

Pagerduty, an emerging internet start-up, is a product that can send reminders on the server, including on-screen displays, phone calls, SMS notices, email announcements, and more. At present, AdMob, 37Signals, StackOverflow, Instagram and so on have adopted the pagerduty as the message notification as well as the sudden event processing tool. Doug Barth, author of this article, shared how Pagerduty successfully migrated existing system MySQL to the XTRADB cluster to ...

It is reported that Dell and Cloudera and Intel have reached a deep cooperation aimed at accelerating the rapid deployment of Hadoop, the development of Cloudera Enterprise based on the Dell as appliances. In 2020, the Hadoop market will rise to an astonishing 50.2 billion trillion dollars, with a compound annual growth rate of 60%, according to Allied harsh research. Businesses of all sizes will use large data to make decisions, so real-time data analysis must be ...

Recently, Tesla auto patent open Source News uproar, as if a night, the great glory has been shrouded, the development of new energy is around the corner, I feel that this glorious light does not come to me, the great open source and we have nothing to do, even with the whole world. What I did in the lab was just a little bit closer to Tesla, Tesla's energy supply is a big magic weapon, the energy supply of electric vehicles has been a short board, the Tesla battery is currently using NCA batteries, that is, nickel cobalt aluminum batteries. This thing in Japan has been completely commercialized, the country ...

Cloudera has courted four mainstream companies to work together to push for a combination of two big open source projects to further improve the planning of the Hadoop community's power. Cloudera, IBM, Intel, Databricks and MAPR have established a partnership to migrate Apache Hive to Apache Spark, which was released at the Spark Summit in San Francisco this week. We have received the news last week, there are rumors that Cloudera will recommend the hive with ...

In terms of how the organization handles data, Apache Hadoop has launched an unprecedented revolution--through free, scalable Hadoop, to create new value through new applications and extract the data from large data in a shorter period of time than in the past. The revolution is an attempt to create a Hadoop-centric data-processing model, but it also presents a challenge: How do we collaborate on the freedom of Hadoop? How do we store and process data in any format and share it with the user's wishes?

Hadoop has grown into a huge system, as long as it can see Hadoop in areas related to http://www.aliyun.com/zixun/aggregation/13584.html "> massive data, 　　Here are a variety of data tools that appear in the Hadoop ecosystem. 1, all this, originated from the Web data explosion era of the advent of 2, Data capture system: Nutch 3, massive data How to save, of course, with distributed text ...

Basically are in group discussion, when others ask the introductory questions, later thought of new problems to add in. 　　But the problem of getting started is also very important, the understanding of the principle determines the degree of learning can be in-depth. 　　Hadoop is not discussed in this article, only peripheral software is introduced. 　　Hive: This is the most software I've ever asked, and it's also the highest utilization rate around Hadoop. 　　What the hell is hive? How to strictly define hive is really not too easy, usually for non-Hadoop professionals ...

The operating language of the data is SQL, so many tools are developed with the goal of being able to use SQL on Hadoop. Some of these tools are simply packaged on top of the MapReduce, while others implement a complete data warehouse on top of the HDFs, while others are somewhere between the two. There are a lot of such tools, Matthew Rathbone, a software development engineer from Shoutlet, recently published an article outlining some common tools and scenarios for each tool and not ...

The use of Hadoop has been going on for some time, from the beginning of confusion, to various attempts, to the current combination of .... Slowly involved in data processing things, has been inseparable from Hadoop. The success of Hadoop in large data fields has led to its own accelerated development. 　　Now the Hadoop family product, has already reached 20 many. It is necessary to do a collation of their knowledge, the product and technology are strung together. 　　Not only can deepen the impression, but also to the future technology direction, technical selection to do the groundwork. A word product introduction: ...

Open-source software-the promised land of technology enthusiasts-is now in the software world. By 2016, according to Gartner, Open-source software will be among the world's top 2000 corporate mission-critical software portfolios. In fact, according to Black Duck software, the source management provider, so far there are no fewer than 1 million different open-source software projects. 　　Here is a list of 10 reasons why the popularity of open source software has soared. 1. The quality of the brunt based on this year's "Black Duck Open Source Future" survey results ...

Open source projects are now ubiquitous, from the web to personal computers to smartphones, and we seem to see it everywhere. In today's article, we will explore the following three topics: Open Source Definition Popular Open Source project example how to participate in the open source project 1. 　　What is open source software? 　　Open source software is a subclass of computer software in which the source code is open to the public and a specific licensing mechanism is available to allow anyone to modify the code and redistribute the code or executable file. Although open source software usually ...

Hadoop ecosystem has developed rapidly in recent years, and it contains more and more software, and it also drives the prosperity and development of the peripheral system. Especially in the field of distributed computing, the system is numerous and diverse, from time to time a system, claiming to be more efficient than mapreduce or hive dozens of times times, hundreds of times times. There are some ignorant people who always follow the impala and say that the replacement of Hive,spark will replace the Hadoop MapReduce. This article fires from the problem domain and explains the unique role of each system in Hadoop ...

June 23 News, no longer questioned: Facebook has become the world's largest open source company. Previously, Facebook had led a trend through data centers, databases and various open-source designs. This week, the company launched two more Open-source projects: The Wedge network switch and the Fboss operating system it uses. 　　This puts Facebook on the top of the open source. But does this also ring the bell of the Open-source company? After all, companies like Facebook, Google (Weibo) and LinkedIn have launched a lot of ...

As companies begin to leverage cloud computing and large data technologies, they should now consider how to use these tools in conjunction. In this case, the enterprise will achieve the best analytical processing capabilities, while leveraging the private cloud's fast elasticity (rapid elasticity) and single lease features. 　　How to collaborate utility and implement deployment is the problem that this article hopes to solve. Some basic knowledge first is OpenStack. As the most popular open source cloud version, it includes controllers, computing (Nova), Storage (Swift), message team ...

The Linux Foundation's Opendaylight project aims to promote open source http://www.aliyun.com/zixun/aggregation/13868.html "> Software Definition Network (SDN) development. 　　Extreme NX (EXTR), Flextronics and Oracle (ORCL) have now joined the project. Three companies June 5 officially joined the opendaylight ...

Bootstrap tabcordion A simple jquery plugin that folds a set of Bootstrap options Kacheng Bootstrap organ. 　　It can be configured to change the size of the runtime container or window to provide a responsive, stylish rich UI. The Bootstrap colorpicker Sliders Bootstrap 3 optimizes the advanced responsive color selector, using a color swatch and supporting the perceived brightness of the human. Apply to ...

Twitter Bootstrap is one of the most popular front-end frameworks that can be viewed as the backbone of network development as a means for developers to build effective and useful Web applications. It is rich in functionality: Using 12-column response grids, numerous components, http://www.aliyun.com/zixun/aggregation/33906.html ">javascript plug-ins, typography, tabular controls, You can even customize your bootstra based on your Web page ...

The National Aeronautics and Astronautics Research organization NASA has been in deep cooperation with http://www.aliyun.com/zixun/aggregation/13856.html "> Open source Community, and many of its projects have been open source, Special websites have been set up to showcase these projects. Iteye has also recommended some of NASA's Open-source projects. In the following article, we try to overcome the fragmentation and diversity of the open source community, taking NASA and more open source communities as examples to see if they ...