along each pipeline 3, decide how to implement each pipeline connection 4, design and implement filter 5, design error handling 6, set up a processing lineResolved example--TCP/IP protocol known to use: Unix pipelining tasks: Program compilation, document creation effect-advantages: Not necessarily intermediate files, filter exchange/reorganization flexibility, reuse, rapid prototyping, parallel processing inefficient: Sharing state information expensive/inflexible, parallel processing efficien
With the development of the Internet, the scale of website application is expanding, the conventional vertical application architecture cannot be solved, the distributed service architecture and the mobile computing architecture are imperative, and a governance system is urgently needed to ensure an orderly evolution of the a
Software architecture is more important than writing code. The architecture design of the software system requires how the components of the design system are divided, how the components interact, and the logical, physical, and systematic planning of the system. The initial architectural design also determines the suit
b/S architecture system, will use the following basic software architecture:Data access layer: To achieve access to data functions, such as adding, deleting, modifying, querying data.Business Logic layer: realize the specific logic function of the business, such as student's entrance, drop-out, achievement management, etc.Page display layer: Display the business functions on the browser, such as pagination
Write in front:This blog is written because of their own review of the "software construction" of the course, found that the regular expression of the relevant knowledge of the lack of mastery. So write down the blog in order to review and consolidate the relevant knowledge. If you find any mistake, please correct me, I would appreciate it.PS: The depth of knowledge in the regular expression is based on the requirement of "
located and execute the Python ez_setup.py on the command line
The scripts directory will be generated in the Python installation directory, with Easy_install.exe
Add the script directory to the environment variable path.
2. Installing the SQLAlchemy module
CMD command line, Run command: Easy_install sqlalchemy
Specific code shows: For more tutorials, you are welcome to focus on today's headlines-making full-stack siege lions. Talk about learning together.
Key Technologies of multi-core application architecture-software pipeline and SOA
Basic Information
Original Title: Software pipelines and SOA: releasing the power of multi-core processingOriginal Press: Addison-Wesley professionalAuthor: (US) Cory IsaacsonTranslator: Wu ZhongxinSeries name: Professional Technical Series for developersPress: Machinery Industry
Using JET2 to implement model-driven architecture in rational Software Architect or Rational Software Modeler
Introduction: This article briefly introduces the model-driven architecture (MDA) to the reader, as well as the JET2 technology that can take UML modeling to a higher level, that is, the Java emitter Template
Five years of work, management and design work have been done, the next stage of the main work in the framework design, team technical training, recently met to read a few books, such as "appropriate software architecture", something more, pick some important notes below.1. Shall not be allowed to do so;A good fit for architecture design or development, and is co
1, b/s structure:Through the C language or Java can be implemented, using the B/s architecture of software, start, open applications and the same effect as native software.(The normal browser opens the application page has the Address bar, the menu bar and the tab bar, but through the configuration can close these windows, make B/s application more like a
1) physical architectureThe purpose of the physical architecture is to determine the topological structure of physical nodes and physical nodes. The physical nodes include servers, PCs, dedicated servers, software installation, deployment, and writing, and system software selection; the Topological Structure defines the relationship between physical nodes.
2) Op
Standardized Documents used in software developmentStandardized document writing
During project development, 13 types of documents should be prepared as required, which should be targeted, accurate, clear, complete, flexible, and traceable.
◇Feasibility Analysis Report: Describe the technical, economic, and social feasibility of the implementation of the software
Message subscription and delivery are designed on the "platform-Application of plug-ins in Software Architecture Design
1.First, describe what is "Platform-Plug-in software design.
As the name implies, "platform-plug-in" is to first establish a platform to provide underlying basic services. Based on this platform, in subsequent development, the platform is d
Key Knowledge Framework:5 software architecture models, ' 4+1 view model 'The two are related: the latter is the former organic unity formed together' 4+1 view model ': Logical view, development view, Process view, physical view, Scene viewCore model of software architecture: 5 Elements, modelsLife cycle Model:
Single taskProgramTypical Architecture
(1) starting from the specified address when the CPU is reset;
(2) Jump to assemblyCodeExecute at startup;
(3) Jump to the main program of the user owner and execute it in main:
A. testing various hardware devices;
B. initialize each software module;
C. Enter an infinite loop and call the processing functions of each module.
The user's main program and
Android architecture: Simplified Design and EIT Software creation
Content
I simple law (subtraction design)
II subtraction design is a strategy, and creation is a strategy to win
Iii. What is EIT software?
IV purpose of EIT Creation
V. Features of EIT Creation
VI internal elements created by EIT
VII Conclusion
The complexity of the component design and
Web
Web Software Architecture Principles
First, the directory structure is clear, should not be too deep, complex, the path is best with relative addressSecond, the naming appropriateThird, constant variable content, interface to make the template betterFour, the common public Information unified storageFive, include files can not be embedded moreSix, the directory can not store too many content filesSeven,
Design the software architecture using the 4 + 1 View of RUP
Wen Yu
Wenyu@china.com
), Loosely coupled space website technical consultant Wen
. Architect, technical consultant, founder of the loosely coupled space website. He is good at object-oriented, architecture and framework design, and has in-depth research on design patterns, UML, RUP, and
In the past two years, we have seen the saying that GIS is integrated into the it mainstream from time to time. At least one piece of information can be reflected, and the GIS industry is out of touch with the IT mainstream. One link to this gap is the architecture of the software or system. The system here refers to the so-called "enterprise software" applied to
notification mechanism to achieve synchronization.4) Synchronization is flexible, you can synchronize only a subset of the data in the database.5) daemon is implemented in Perl language, and is synchronized by Pl/pgsql and Pl/perlu functions.4, Pl/proxyThe software, features and features of the PG database for horizontal splitting are as follows:1) The application sends the request to the horizontal split middleware, which sends SQL to the underlying
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