1. Difference and connection between Strategy Mode and state mode (this part is reproduced from: http://letscoding.cn/java%E4%B8%AD%EF%BC%8C%E7%8A%B6%E6%80%81%E6%A8%A1%E5%BC%8F%E5%92%8C%E7%AD%96%E7%95%A5%E6%A8%A1%E5%BC%8F%E7%9A%84%E5%8C%BA%E5%88% AB)
Policy mode encapsulates a set of related algorithms to provide the client with runtime flexibility. The client can select any algorithm at runtime without changing the context of the algorithm. Examples
Design Mode (18) Strategy Mode strategy (object behavior type)
1. Overview
Similar situations are often encountered in software development. There are multiple algorithms or policies for implementing a function. We can select different algorithms or policies based on different environments or conditions to complete this function. Such as search and sorting. A common method is Hard Coding in a class. To pr
Policy mode: Behavioral modeThe same behavior, different processing algorithms are encapsulated separately. So they can replace each other.1. Define a super-type interface and behavior method2. Define different implementation classes and implement different algorithms for this behavior/** * Strategy mode: For the same command (or behavior), different strategies to do different actions * Product Promotion * This class is: Cash Collection class * *
Six AI elements required for wireless network strategy and ai elements for wireless network strategy
With the development of artificial intelligence (AI), organizations can transform their wireless networks through predictable, reliable, and measurable WiFi.
Today, artificial intelligence is everywhere. It is widely believed that artificial intelligence will become the next technology to subvert the indust
introducing this chapter, we will explain the strategy of passing parameters to function functions in ECMAScript. In computer science, this strategy is generally called "Evaluation strategy" (Uncle Note: Some people say translation into the evaluation strategy, some people translated into the assignment
Three Kingdoms 9 strategy: practice, military strategy
Urban skill practice DetailsThe city that can be practiced isSouth PI infantry fought 100Wuwei cavalry exceeded 100Xiangping bow riding and riding shot 150JianningHui yuan, Shui Jun, Jun 150Xicheng siege Jing Yi 150Runan smart creation 50North Sea Strategy chaos 50Security Policy abuse 50
The following number
Note: Table of Contents"oracle12c Performance Optimization strategy: Introduction Directory Table "Problem description
You've just started using the Oracle database and learned a few things about the various table types available. For example, you can spend choices between a heap organization table, an index organization table, and so on. You want to create a database app, and you need to determine the type of table it uses
Solution Solutions
October 24 Aliyun 11 Ecological Carnival Grand Opening, the Aliyun storage products are also with the cloud storage of the various road housekeeping products to customers in good faith, double 11 to buy how to be more affordable, small series for everyone to solve the purchase of crude products introduction:
Strategy One: 10.24-11.10 filling value card • Enjoy back coupons • Smoking Awards
Double 11 preheating activity has officially opened the curt
Summary of some strategies of PHP program efficiency optimization, PHP Efficiency Strategy Summary
1. In the case of file_get_contents instead of file, fopen, feof, Fgets and other series of methods, try to use file_get_contents, because he is much more efficient! But pay attention to file_get_ Contents PHP version problem when opening a URL file; 2. As much as possible file operation, although PHP file operation efficiency is not low;3. Optimize the
The strategy mode is a behavioral design pattern that encapsulates the algorithm one at a time and can use one of the algorithms interchangeably at some point. Conceptually, all of these algorithms are doing the same thing, just realizing the difference.MotivationIn development, we often encounter tasks that are conceptually the same, dealing with different methods, for example, using different tax calculation methods for a product to calculate its pr
Windows File Association and open method list-modify registry strategy and file association registry strategy
Here are all ways to modify the registry. After searching for the Internet for half a day, some of them only have the method to add file associations, but they have not been added to the open method list. Some have the method to add files to the file list, it is used with the control panel-> folder
Webpage color strategy (white) and webpage color strategy
White physical brightness is the highest, but it gives people a cold feeling. As the color of paper and wall in life, white is the most commonly used webpage background color. Under the background of white, most colors can achieve good performance. White gives people the feeling of being white, bright, pure, objective, truth, simple, holy, just, brig
Registry reg file full strategy-Registry use full Strategy 15
1. What is Reg?
The reg file is actually a registry script file. You can double-click the reg file to import the data to the Registry. Using the reg file, we can directly modify the Registry. Its registry operations are not restricted by the Registry Editor. Therefore, the Registry Editor is more powerful and flexible. In addition, the reg
Mobile Development Network Traffic streamlining strategy and network traffic Strategy
As a mobile developer, I have also worked on many projects over the past few years. Today I am writing a simple article on network traffic reduction. I hope this article will help all mobile developers, and the service developers of interfaces are helpful.
Why is it simplified? (Why)
1. Save User traffic.
Because the user
Concise Vim leveling strategy (transfer) and vim leveling strategy
Original article: http://coolshell.cn/articles/5426.html
Vim's learning curve is quite large (see the learning curve of various text editors). Therefore, if you see a lot of VIM command classification at the beginning, you will lose interest in this editor. The following article is translated from "Learn Vim Progressively". I think this is t
JS and design pattern ------ Strategy pattern StrategyI. general summary 1. I talk about the policy mode, also known as the algorithm cluster mode, which defines different algorithms and can replace them with each other, this mode makes the algorithm changes independent of the customers who use the algorithm. The policy mode is similar to the factory mode. The policy mode is relatively simple and easy to understand, and can be switched freely at runti
Strategy Mode:
Define a series of algorithms, encapsulate them one by one, and they can replace each other. The strategy mode enables the algorithm to change independently of the users who use it.
Specifically, key features of the policy model include:
Intent: You can use different business rules or algorithms based on the context. Problem: the selection of the desired algorithm depends on the user who send
Strategy Basic ConceptsPolicy mode (strategy pattern):
Define a set of algorithms that encapsulate each algorithm and are interchangeable between them.
Using object-oriented inheritance and polymorphic mechanism implementation
Strategy in therole:
Context Wrapper role :It is called the context role, the packaging function of the connect
Delete Sam file, clear Administrator account password
Find the password from the SAM file
1.l0phtcrack (LC)
2.LCP
3.SamInside Pro
Third, with net user command to restore the system login user password
Set up new password with password reset disk
V. Modify the screensaver file method
VI. Use software to modify passwords
Windows XP NT Password Recovery Key
Cleanpwd
Offline NT Password Registry Editor
Winternals Administrator ' s ERD Commander 2002/2003/2005
Force Change Windows2000 Local Administ
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