SummaryOpenStack is comprised of several key components, including: Compute (Nova), Identity Service (Keystone), Networking (neutron), Image service (glance), Dashboard (Horizon), Block Storage (Cinder), Object Storage (Swift), Telemetry (ceilometer), Database Service (Trove), Orchestration (Heat), Data Processing Service (Sahara) and so on, users can according to their own needs, select a specific module for installation, but also according to their
Why is open source code life only 1 years?
Guide
To be honest, if the ancient Greek Sisyphus was a developer who wrote open source code for 2016 years, he would feel at home. Famous Sisyphus Punishment, is the myth handed down, he was forced to push a huge stone up the hill, when the summit, can only watch it roll down, the cycle until forever. Quietly, the world's developers have been receiving similar punishments for the past few years. And the boulders are still getting
* * *. The search form is as follows: "Movie name start Connection", movie name is connecting, "movie name (start connection | connecting)". such as: Harry Potter 4 began to connect, Qian female ghost is connecting, prehistoric 10,000 years (connecting | start connection).10. ""--Find Forum sectionBaidu, as a search engine developed by the Chinese, supports the most punctuation marks. "" is a straight-line double quotation mark. The search form is as follows: "Forum section name". such as: "Fil
in order to improve it. Cows and carrots, like steam engines and gunpowder, are human inventions. But cows and carrots are more representative of what humans are going to invent in the future--the product that is grown rather than produced, that is fully integrated into the biological features, or, more precisely, on the shoulders of the giant creature evolution.In the process of creating complex machinery, humans return to nature again and again to seek guidance, so naturally it is not just a
This article is to introduce the content of PHP is a treasure trove of pear, here to share to you, the need for friends can refer to
You may already be a veteran of PHP and write a lot of great code. But if you want to add them to your current project now, are you struggling? Your friend wants to use your code as a module in his project, but you find that you're using a different coding style, adapting it, or even rewriting one!Please come with me,
a good idea to discuss WEB application security from a higher perspective. This section describes some of the basic tenets of security philosophy that you should keep in mind, no matter what WEB application you are creating. Part of these ideas comes from Chris Shiflett (his book on PHP Security is a priceless treasure trove), some from Simson Garfinkel (see Resources), and some from years of accumulated knowledge.Rule 1: Never trust external data or
replication and extension architecture to provides disaster-tolerant functionality. It is implemented by writing objects and files to multiple drives and ensuring that the data is in a replication in a group service clusterIdentity Service Keystoneto beOpenStackeach service provides authentication and authorization services, andOpenStackall service delivery terminals(Endpoint)image service glance store and retrieve virtual machine images. openstack The compute service uses the service
Title: Underground Palace Take TreasureKing X has a underground palace treasure trove. is a matrix of n x M lattices. Put a baby in every grid. Each treasure is tagged with a value. The entrance to the underground palace is in the upper left corner and exits in the lower right corner.Xiaoming was taken to the entrance of underground palace, and the king demanded that he only walk right or down.Walk through a lattice, if the treasure in the grid is wor
Title: Underground Palace Take TreasureKing X has a underground palace treasure trove. is a matrix of n x m lattices. Put a baby in every grid. Each treasure is tagged with a value.The entrance to the underground palace is in the upper left corner and exits in the lower right corner.Xiaoming was taken to the entrance of underground palace, and the king demanded that he only walk right or down.Walk through a lattice, if the treasure in the grid is wort
implementing security, it is a good idea to discuss WEB application security from a higher perspective. This section describes some of the basic tenets of security philosophy that you should keep in mind, no matter what WEB application you are creating. Part of these ideas comes from Chris Shiflett (his book on PHP Security is a priceless treasure trove), some from Simson Garfinkel (see Resources), and some from years of accumulated knowledge.
Rul
What are the characteristics of pvfs2 compared with PVFS?
1. componentized the network and storage subsystems
In pvfs2, BMI provides unified interfaces for various networks, and trove provides interfaces for various storage systems, so that modular settings can easily expand and support new technologies.
2. Support for structured non-continuous access request formats
Provides support for scientific computing data types. Similar to the description
and setters, strict mode, and the JSON object. I ' ve used all these features, and I like what ES5 did for the language. But it would is too much to say all of these features had a dramatic impact on the the-I write JS code. The most important innovation, for me, is probably the new Array methods: .map() , .filter() , and so on.Well, ES6 is different. It's the product of years of harmonious work. And it ' s a treasure trove of new language and librar
Based on GitHub programming: 13 Java projects not to be missedToday we are going to tidy up a lot of dry Java sample Code and ability to display footage.GitHub is a great treasure trove of programs, some of which are worth the fork, and others that can help us improve our own code or learn programming skills. In any case, it's almost impossible for us to get around GitHub in our development work.Below, we will share the interesting and practical Java
Background: Angular collaboration with the JQuery class libraryThird-party libraries, have to mention the famous jquery, is now basically a domestic web development of the required tools. Its flexible DOM operation makes many web developers addicted to it. Together with a well-established jquery UI Library and a large number of jquery plugins, it's almost an inexhaustible treasure trove. However, can it be combined with ANGULARJS?Many angularjs fundam
1.0 Why do you want to do this blog station? Www.zynblog.comIn the work of learning, often to search for a variety of information, every time you find the relevant information will be added to the browser bookmarks, a long time, bookmarks are full. And next time you click on this bookmark, you may forget why you added the bookmark at that time, and it is more likely that the bookmark connection is invalid. In this way, it is not convenient to check their own. If reproduced, the collection to the
comprehensive cross-platform advanced development Framework.
LWJGL: Abstract The robust framework of OpenGL, CL, AL and other libraries.
GuiA library of functions used to create a modern graphical user interface.
Successor to the javafx:swing.
Scene builder:javafx Virtual Layout tool.
PerformanceResources related to high-performance computing, including collections and function libraries for many specific functions.
Disruptor: The Inter-thread message functio
Today we are going to tidy up a lot of dry Java sample Code and ability to display footage.GitHub is a great treasure trove of programs, some of which are worth the fork, and others that can help us improve our own code or learn programming skills. In any case, it's almost impossible for us to get around GitHub in our development work.Below, we will share the interesting and practical Java library, please take the necessary, not polite ~1. Ultra-strea
.
Jopendocument: Handles OpenDocument format documents.
Game developmentGame development Framework.
Jmonkeyengine: A game engine that supports modern 3D development.
LibGDX: A comprehensive cross-platform advanced development Framework.
LWJGL: Abstract The robust framework of OpenGL, CL, AL and other libraries.
GuiA library of functions used to create a modern graphical user interface.
Successor to the javafx:swing.
Scene builder:javafx Virtual Layout
3D development.
LibGDX: a comprehensive cross-platform advanced development framework.
LWJGL: abstracts the robust frameworks of libraries such as OpenGL, CL, and AL.
GUI
This function is used to create a function library for modern graphic user interfaces.
JavaFX: the successor of Swing.
Scene Builder: JavaFX virtual layout tool.
High Performance
Resources related to high-performance computing, including collections and function libraries with many specific functions.
Disruptor: the m
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