Security dog attack and defense competition: to "WU" friends, to show the charm of attack and defense

By the National Computer Network Emergency Management Coordination Center, China Information Security Evaluation Center, National Computer virus Emergency treatment center and China Internet Association guidance, 360 The China Internet Security Congress (ISC2014), sponsored by the Internet Security Center and the China Internet Association Network and Information Security Working Committee, was held in September 24-25th at the Beijing National Convention Center. As the most authoritative annual summit in the Asia-Pacific Information Security field, this conference brings together the father of computer virus, the father of Internet security in China, the top security experts in China's information security field and so on.

Brocade Vyatta controller to accelerate China market

September 24, 2014, Boko announced the introduction of the Brocade Vyatta controller, as a software definition of the network of products, will help Opendaylight project (an open source programmable network platform) further landing in the Chinese market. Boco vice president of China Yu Chine first introduced the current data center of the industry's development trend. He says the rise of the T3 platform has made it increasingly difficult for traditional data centers to meet the ever-increasing demands of business. With the increasing acceptance and popularity of cloud computing in the Chinese market, cloud computing is a trend in the Chinese market. Next ...

"SMS" Taiwan Tsinghua won SC14 highest computing performance champion

U.S. time November 18, in the just-concluded SC14 Global University computer competition, Taiwan's Tsinghua University, the highest computing performance champion, the first time in the history of the tournament to break through only 10 trillion floating-point performance of the team. At the conference site, SC General Executive director Martin Meuer himself announced the "Highest Computing performance Award" performance, announced that Tsinghua University in Taiwan under the competition under the 3000W power limit, the use of the intel® E5v2 platform built with 9 compute nodes, 12 K40 GPU accelerator card cluster, Floating-point operation performance ...

BDTC 2014 dry Goods and constantly, four-day technology forum issues full exposure

December 2014 12-14th, hosted by the China Computer Society (CCF), CCF large data Expert committee, the Chinese Academy of Sciences and CSDN co-organizer of the 2014 China Large Data Technology conference (DA data Marvell Conference   2014,BDTC 2014 will be opened at Crowne Plaza Hotel, New Yunnan, Beijing. Dozens of Super instructor lineup, more than 60 in-depth pragmatic speech content, close to large data hotspots, imparting successful experience, in-depth profile ...

Enterprisedb launches free tools for building NoSQL Web applications

"Editor's note" with support for the widely used JSON data interchange format, the emergence of a new version of the PostgreSQL open source database marks its goal of pointing to the growing NoSQL market for relational data storage, especially the mongodb of popularity. Now, Enterprisedb has launched a free turnkey development environment that will make it easy for programmers to build Web applications with PostgreSQL's new NoSQL features. The following is the original: Enterprise-class number of PostgreSQL ...

Instagram engineers teach you how to improve app performance

"Editor's note" Flat design because of its concise appearance, fewer buttons and options to make the interface clean and tidy, thereby reducing the emergence of cognitive impairment. Flat design is more functional simplification and reorganization, compared to the proposed materialization, the flat style of an advantage is that it can be more simple and direct information and the way things work. This article is from the Instagram an engineer to share. Flat design is just a beautiful appearance, or a performance tool, which triggers a UI revolution? Practice proved to be the latter. Tyler K ...

Facebook: How to make apps fit all systems, bandwidth, and screens

How do you improve if your mobile application can only run well in one region, such as us? On @scale Conference, Facebook has talked about the issue many times. So how to design a more suitable application for user needs, here we look to Facebook project manager Chris Marra's developing Android Apps for emerging harsh speech video review. Video please visit the link above (YouTube ...)

7 dangerous signals from the previous Yahoo Cto:hadoop expansion process

"Editor's note" the author of Raymie Stata is the founder and CEO of Hadoop, the Altiscale, and the former CTO of Yahoo, helping Yahoo to complete its open source strategy and participate in the launch of the Apache Hadoop project. The expansion and operation of Hadoop is a very complex process that hides potential crises in its specific implementation, Raymie 7 crisis signals and corresponding solutions based on experience to help users avoid disasters in advance. Hadoop extension is a ...

"Cloud Pioneer" star Ring TDH: Performance significantly ahead of open source HADOOP2 technology Architecture Appreciation

Star Ring Technology's core development team participated in the deployment of the country's earliest Hadoop cluster, team leader Sun Yuanhao in the world's leading software development field has many years of experience, during Intel's work has been promoted to the Data Center Software Division Asia Pacific CTO. In recent years, the team has studied large data and Hadoop enterprise-class products, and in telecommunications, finance, transportation, government and other areas of the landing applications have extensive experience, is China's large data core technology enterprise application pioneers and practitioners. Transwarp Data Hub (referred to as TDH) is the most cases of domestic landing ...

Hamsterdb vs. Leveldb: And look at the confessions and attacks of Non-mainstream databases

Although the "editor's note" has been available for 9 years, the popularity of Mongodb,hamsterdb is still lacking, and it has been rated as a Non-mainstream database. Hamsterdb is an open source key value type database. However, unlike other Nosql,hamsterdb, which are single-threaded and not distributed, they are designed to be more like a column store database, while also supporting acid transactions at the Read-committed isolation level. Then compare Leveldb,hamsterdb will have any advantage, here we go ...

Using MONGO Connector and Elasticsearch to implement fuzzy matching

"Editor's note" This blog author Luke Lovett is the MongoDB company's Java engineer, he demonstrated MONGO connector after 2 years of development after the metamorphosis-complete connector at both ends of the synchronization update. , Luke also shows how to implement fuzzy matching by Elasticsearch. The following is a translation: the introduction assumes that you are running MongoDB. Great, now that you have an exact match for all the queries that are based on the database. Now, imagine that you're building a text search work in your application ...

5 things to know before using Redis

Using Redis to develop applications is a pleasant process, but as with other technologies, you need to remember a few things as well, based on Redis application design. Before, you might have a chest of the whole pattern of relational database development, and REDIS application development has many similarities, but you have to keep in mind that the following two points--redis is a memory database, and it is single-threaded. Therefore, when using Redis, you need to pay attention to the following points: 1. Master all key databases stored in Redis ...

Performance test: Sequoiadb vs. MongoDB vs. Cassandra vs. HBase

"Editor's note" in the "Pioneer" series of business, High-performance, Wang Tao to build beyond the MongoDB NoSQL, we and Wang Tao talk about High-performance, have a business sequoiadb build experience. Readers need to interpret the advantages of each nosql from the data, we also invited relevant experts at home and abroad to MongoDB, SEQUOIADB, Cassandra, hbase four NoSQL Benchmarking, and published test cases, related data and test rules. This time we will give you the test of domestic experts, ...

How to use signiant skydrop for data migration?

In the media industry, Signiant is already famous for the migration of large documents. Similar companies, such as broadcasters, film companies, and gaming companies, use signiant Media shuttle,signiant media Exchange and signiant manager+agents tools to improve the flow of large document delivery. By analyzing the workloads that are expanding in the cloud, you can apply the solution of large document transfer to the data transfer of large data. Signiantsky ...

Chen: Spark this year, from open source to hot

The Big data field of the 2014, Apache Spark (hereinafter referred to as Spark) is undoubtedly the most attention. Spark, from the hand of the family of Berkeley Amplab, at present by the commercial company Databricks escort. Spark has become one of ASF's most active projects since March 2014, and has received extensive support in the industry-the spark 1.2 release in December 2014 contains more than 1000 contributor contributions from 172-bit TLP ...

Spark1.2 new features Overview

"Editor's note" in 2014, spark open source ecosystem has been greatly increased, has become one of the most active open source projects in the large data field, now active in Hortonworks, IBM, Cloudera, MAPR and Pivotal and many other well-known large data companies, More than Spark SQL, Spark streaming, Mllib, GRAPHX and other related projects. So much attention, spark will have what kind of change, the following we see Spark Contri ...

An exclusive interview with Databricks Sing to discuss spark ranking competition and the hotspot of ecological circle

According to sort Benchmark's latest news, Databricks's spark tritonsort two systems at the University of California, San Diego, 2014 in the Daytona graysort tied sorting contest. Among them, Tritonsort is a multi-year academic project, using 186 EC2 i2.8xlarge nodes in 1378 seconds to complete the sorting of 100TB data, while Spark is a production environment general-purpose large-scale iterative computing tool, it uses 207 ...

1/10 Compute Resources, 1/3 time consuming, spark subversion mapreduce keep sort records

In the past few years, the use of Apache Spark has increased at an alarming rate, usually as a successor to the MapReduce, which can support thousands of-node-scale cluster deployments. In the memory data processing, the Apache spark is more efficient than the mapreduce has been widely recognized, but when the amount of data is far beyond memory capacity, we also hear some organizations in the spark use of trouble. Therefore, with the spark community, we put a lot of energy to do spark stability, scalability, performance, etc...

20 major issues exclusive disclosure, BDTC2014 staged dry goods relay

Sponsored by the China Computer Society (CCF), CCF large data expert committee, the Institute of Computing Technology of the Chinese Academy of Sciences and CSDN co-organized the "2014 China Large Data Technology conference" (DA data Marvell Conference 2014,BDTC 2014) will be held in December 2014 12-14th at Crowne Plaza Hotel Beijing New Yunnan. "The second CCF large data academic conference" will also be held at the same time, and the technical conference to share the theme of the report. This conference will last three days, the General Assembly ...

Nginx Log real-time monitoring system based on Storm

The drawbacks of "editor's note" Hadoop are also as stark as its virtues--large latency, slow response, and complex operation. is widely criticized, but there is demand for the creation, in Hadoop basically laid a large data hegemony, many of the open source project is to make up for the real-time nature of Hadoop as the goal is created, Storm is at this time turned out, Storm is a free open source, distributed, A highly fault-tolerant real-time computing system. The storm makes continuous flow calculation easy, making up for the real-time ...

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