This article is my second time reading Hadoop 0.20.2 notes, encountered many problems in the reading process, and ultimately through a variety of ways to solve most of the. Hadoop the whole system is well designed, the source code is worth learning distributed students read, will be all notes one by one post, hope to facilitate reading Hadoop source code, less detours. 1 serialization core Technology The objectwritable in 0.20.2 version Hadoop supports the following types of data format serialization: Data type examples say ...
ARIA2 is a command-line-operated file http://www.aliyun.com/zixun/aggregation/10481.html "> download tool that supports protocols including: HTTP (S), FTP, BitTorrent, and Metalink, with built-in JSON-RPC and XML-RPC interfaces. ARIA2 has a powerful segmented download capability that can be downloaded from a variety of sources and protocols using the maximum download bandwidth. It supports ...
Blockchain is currently a relatively popular new concept, containing two concepts of technology and finance. From a technical point of view, this is a distributed database that sacrifices consistency efficiency and guarantees eventual consistency. Of course, this is one-sided. From an economic point of view, this kind of fault-tolerant peer-to-peer network just meets a necessary requirement of the sharing economy - a low-cost trusted environment.
Nifty has been operating the site for a long time, and after the launch of the WYSIWYG web platform based on HTML5, users have built more than 54 million sites in the company, and most of them have less than 100 solar PV. Since the PV of each page is low, the traditional caching strategy does not apply. Even so, however, the company has done so with only 4 Web servers. Recently, Wix chief back-end engineer Aviran Mordo in "Wix architecture ...
"Editor's note" WiX has been operating the site for a long time, and after the launch of the WYSIWYG web platform based on HTML5, users have established more than 54 million sites in the company, and most of these sites have less than 100 solar PV. Since the PV of each page is low, the traditional caching strategy does not apply. Even so, however, the company has done so with only 4 Web servers. Recently, WiX chief back-end engineer Aviran Mordo in "...
ARIA2 is a command-line-operated file http://www.aliyun.com/zixun/aggregation/10481.html "> download tool that supports protocols including: HTTP (S), FTP, BitTorrent, and Metalink, with built-in JSON-RPC and XML-RPC interfaces. ARIA2 has a powerful segmented download capability that can be downloaded from a variety of sources and protocols using the maximum download bandwidth. It supports ...
Xins is an open-source http://www.aliyun.com/zixun/aggregation/13729.html ">web Service framework that supports HTTP protocols such as rest, SOAP, XML-RPC, JSON, and Json-rpc. Xins is a technical specification for defining, creating, and invoking remote APIs. Xins is a specification-oriented API specification that is written in XML and translates to html-based documents and to clients/...
Building a secure API design in a cloud computing environment is a challenging task. In this article, security research expert Dejan Lukan describes a number of things businesses need to remember when developing security APIs. An application Programming interface (API) is a simple extension of a normally running application to help users interact with it programmatically. The APIs are used for a variety of reasons, including extracting data from a database, sending and saving data to a database, and pushing tasks into queues, but ...
As a software developer or DBA, one of the essential tasks is to deal with databases, such as MS SQL Server, MySQL, Oracle, PostgreSQL, MongoDB, and so on. As we all know, MySQL is currently the most widely used and the best free open source database, in addition, there are some you do not know or useless but excellent open source database, such as PostgreSQL, MongoDB, HBase, Cassandra, Couchba ...
Fusiondirectory is an infrastructure manager. It can help you manage users (Unix/samba/management information), groups (Unix/samba), Services (smtp/imap/pop/dhcp/http/http://www.aliyun.com/zixun/aggregation/ 33836.html ">debian repositories/dns/antivirus/ast ...
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.