design patterns explained simply

It is very important to learn the design model. We are all very clear about this. Now I want to talk about some of my views on the design model. The word "Mode" has many explanations. "Model", explained in the ancient book "Shuo Wen": "model, method also.Press, water, wood, earth, gold, and bamboo.";" Style "means" demonstration, role model ". It can be seen th

Original address: http://my.oschina.net/sourcecoding/blog/496068Not long ago, Java Code Geeks published an article analyzing the pros and cons of monomer applications and microservices. Recently, the site published an article, providing six types of micro-service architecture design patterns.Aggregator Micro-service design patternThis is one of the most common and simplest

Five common design patterns in PHP-the factory model has always been in awe of the design patterns, and every time you want to see the design patterns, you will think of Erich Gamma, Richard Helm, Ralph Johnson, john Vlissides's "

Summary of C ++ technical issues-14th common design patterns and application scenarios Design Patterns are specific to design principles. In the word of jianghu, it is the secret of martial arts. Some of the fixed routines summarized in the programming world are the sunflowe

Android four common design patterns Preface: The basic design idea of Android development is derived from the java design mode. There are more than N java design modes. According to incomplete statistics, there are about 23 most frequent network occurrences so far. Java is o

ArticleDirectory What is Lee's replacement principle? Summary Today is 3.15, a special day. I don't know how many bad companies will be exposed, and I don't know if the number of hidden companies that have not been exposed exceeds my imagination. Every year, new keywords such as "plasticizer, toxic capsules, problematic milk, and fast-growing chicken" are reported. They enter the restaurant, enter the canteen, and enter the supermarket. They really don't know what to touch. Ne

.• Model: The model represents an enterprise specification, which is the processing of business processes/statuses and rules of business. The processing of business processes is opaque to other tiers, the model accepts requests for view data, and returns the final processing results. The design of the business model can be said to be the core of MVC.Where 3.MVC mode comes inThe MVC pattern is widely used in various frameworks of Java, such as Struts2,

I have read the Bridge Mode in section 4.2, I found that this mode is actually used in my two articles, "interface and implementation separation technology in C ++" and "re-reading the" design mode "Study Notes (2) -- A design method discussed in the separation of interfaces and implementations. The following are the advantages of this mode described in the book: 1) Separation interface and its implementati

Definition Modifier mode: dynamically attaches the responsibility to the object. To expand the function, the modifier provides an alternative solution that is more flexible than inheritance. The decorator mode is more flexible than the subclass generation function. Design principles: I believe that everyone should be clear about the decorator model now! As we have repeatedly stressed in the previous article, the

communicate between modules, which is multi-directional, but the appearance pattern simply defines a simple interface for a module or system without adding additional functionality. The concept of other modules and appearance patterns in the system is not directly related and can be considered as unidirectional. The complete example gives a complete example:Summary broker mode is generally applied to a set

, configuring, and maintaining multiple projects, so just separating your code into different namespaces in the same project may be better than adequate isolation. Writing and maintaining ViewModel is not easy and should not be treated lightly. However, the answers to some of the most basic questions (when MVVM design patterns are applicable and when they are unnecessary) are often included in your domain

in a certain area, others have to make software in this area of the infrastructure required to function, summed up, made a code entity software framework, if you want to make this field of software, can be written in the framework of others, continue to design, write their own software, bone rack to fill the meat, The framework has certain limitations.Example: MVC (framework)English model View Controller, is for web development, has written a code-ba