Java Consumer Class

Kafka configures SASL authentication and permission fulfillment documentation. First, the release notes This example uses: zookeeper-3.4.10, kafka_2.11-0.11.0.0. zookeeper version no requirements, kafka must use version 0.8 or later. Second, zookeeper configuration SASLzookeeper cluster or single node configuration the same. Specific steps are as follows: 1, zoo.cfg file configuration add the following configuration: authProvider.1 = org.apa ...

The outlet of the specialty of e-commerce where a senior practitioner to the E-commerce Professional school, teachers, students of a letter this letter Hui Jian wrote almost one weeks, modified a lot of times, because Hui Jian saw a few students majoring in E-commerce to become a porter, is really not see the kind of helpless eyes. The parents worked hard to save money, read four years of university, came out but can only go to chores. 　　Why? 　　Here is the reflection of Hui Jian. One, the social demand many and the embarrassment of e-commerce graduates two, society ...

"Editor's note" in the famous tweet debate: MicroServices vs. Monolithic, we shared the debate on the microservices of Netflix, Thougtworks and Etsy engineers. After watching the whole debate, perhaps a large majority of people will agree with the service-oriented architecture. In fact, however, MicroServices's implementation is not simple. So how do you build an efficient service-oriented architecture? Here we might as well look to mixrad ...

This series of articles shows you how to use reverse Ajax http://www.aliyun.com/zixun/aggregation/7332.html "> Technology to develop event-driven WEB programs." The 1th part describes reverse Ajax, polling, streaming, Comet, and long polling. Part 2nd describes how to use WebSocket and discusses the limitations of WEB servers that use Comet and WebSocket. The first ...

The recent investment in cloud computing by major giants has been very active, ranging from cloud platform management, massive data analysis, to a variety of emerging consumer-facing cloud platforms and cloud services. And the large-scale data processing (Bigdata 處理) technology which is represented by Hadoop makes "Business king" Change to "data is king". The prosperity of the Hadoop community is obvious. 　　More and more domestic and foreign companies are involved in the development of the Hadoop community or directly open the software that is used online. The same year with ...

Starting from January 11, 12306 websites began selling train tickets on New Year's Eve. At this point, the railway system's only official purchase site 12306 will become a target. 　　This year is no exception, 12306 is again submerged in a complaint sound. January 10, an ID named "Code Dog" of the former Taobao engineer, and later in a power company to do technical VP of the IT industry also in the famous forum "Sisi" on the dispatch, expressed his own views on the 12306 system. It is noteworthy that the "Code dog" in the 12306 system just online ...

What has been the most popular application in the mobile Internet field in the past few years? Your answer may be social, video, games ... Even those strange gadgets, but what's the most lucrative thing to ask developers? 　　Their answer must be a mobile game. According to Niko, the number of mobile gamers will reach 192 million by the end of this year, possibly surpassing the number of PC gamers. The report also expects China Mobile gaming revenues to grow 5 times times over the next 5 years, from $600 million trillion in 2011 to $ billions of. For those looking to the mobile internet to dig ...

Recently, a consumer in Beijing, because the curriculum and the content of the propaganda is far away, will be a subordinate body of Peking University Court, the case in Chaoyang court in Beijing. According to the Beijing Times, consumer Mr Zhu enrolled in the Java course of the affiliated institutions of North Beijing University, according to the contract, 6th the whole day of the week, but the actual situation is only one day a week, and is Half-day teaching Half-day self-study. Mr Zhu thinks that the organization compresses the course time, the teacher is not serious in class, and the propaganda content is far apart, cannot learn Java knowledge at all. In the trial, the defendant said that the amateur class has the Beida Jade bird specially developed ...

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As a benchmark service--paas platform for Cloud computing provides additional services for developers to integrate into their applications, the developer efficiency and application richness that can be achieved through PAAs is also considered one of the major trends in cloud computing. But at the moment, cloud computing has grown somewhat misshapen at home, concentrating on more SaaS and IaaS, with few PAAs components. What's the reason? In my opinion, the reason is that PAAs has gradually become Paas+iaas fusion. Because it's not just ...