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From the history of blockchain, Bitcoin was first born. At that time, there was no blockchain technology and nouns. Then the industry extracted the technical architecture and system from Bitcoin, which was called blockchain technology.

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall after we installed the Linux Server Web environment a key installation package LANMP, there may be many 　There are problems in the use of the process, the following for you to sum up a few more common, if there are other questions, you can go to the Wdlinux forum to find relevant tutorials. ...

Developing spark applications with Scala language [goto: Dong's blog http://www.dongxicheng.org] Spark kernel is developed by Scala, so it is natural to develop spark applications using Scala. 　　If you are unfamiliar with the Scala language, you can read Web tutorials a Scala Tutorial for Java programmers or related Scala books to learn. This article will introduce ...

In 2001, I faced a choice to learn PHP or asp.net. 　　I finally picked the latter, but I still doubt that the choice is really bad. 　　It was 2001, and I faced a choice. Imagine if you could go back to the past and rewrite your technical career. What important moments will you want to change? In 2001, I worked as a joint partner with a successful web consulting firm to deal with the Classic ASP. At the time, these things were great. We are a Microsoft products distributor, ...

The year of "Big Data" for cloud computing, a major event for Amazon, Google, Heroku, IBM and Microsoft, has been widely publicized as a big story. However, in public cloud computing, which provider offers the most complete Apache Hadoop implementation, it is not really widely known. With the platform as a service (PaaS) cloud computing model as the enterprise's Data Warehouse application solution by more and more enterprises to adopt, Apache Hadoop and HDFs, mapr ...

My first cell phone: Nokia 7100s: It was bought when you first went to college. Unlike the era of Nokia 5800 or Nokia 5320XM, the Symbian S60 V5 or V3 intelligent operating system, it is Symbian S40 not intelligent operating system, so this phone can only install a few Java Platform app (and the small size of the poor), I remember the most frequently used is mobile phone QQ and UC Browser. In this way, the past 2 years. My second phone: HTC G1 This is the world ...

With the development of Docker, the ecosystem of Docker is getting more and more mature. There are many open source projects related to Docker on GitHub. Recently, CenturyLink summarized 10 blogs based on Docker's development tools, mainly on http://www.aliyun.com/zixun/aggregation/14123.html"> PaaS platform, cluster management, continuous integration and Docker Management tools, etc. four ...

"51CTO classic" I like MongoDB mainly because it is so simple and natural to use it in dynamic languages. So far, I've used it in two projects (Encode and SPARRW), although I'm very happy with the choice, but there are some problems I haven't noticed, and these problems have kept me scratching my scalp for hours. If you have more than one machine, and then allocate a few more machines for the database, then some problems can be solved, but my project is running on a single (virtual) server on the low flow w ...

The intermediary transaction SEO diagnose Taobao guest Cloud host technology Hall stationmaster, once very glorious title, now become very bitter force. Former webmaster, in some people's eyes, is a versatile role: will point to PHP, is the programmer, will point Div, is a front-end designer, will use PS Chettu, is an art, pull point sponsorship and advertising, junior salesman, analysis and development of the direction of the site, the boy, is a CEO. I often laugh at the webmaster friends around, do personal webmaster, that is set computer technology, network ...