Structural adapter mode
Structural modeThese design patterns focus on the combination of classes and objects. The concept of inheritance is used to combine interfaces and define how composite objects get new functions.
Adapter mode
Adapter Pattern is a bridge between two incompatible interfaces. This type of design pattern belongs to structural pattern, which combines ...
Posted by pipe_girl on Sun, 08 May 2022 03:44:47 +0300
Fragment usage of Android
preface
Xiaomeng is engaged in iOS development. She studied fluent two years ago, which is very good. Now Xiaomeng wants to connect iOS and android with fluent as the medium, and can call each other. She finds that iOS and Android have many similarities, so it is not difficult to learn. iOS is the most difficult for all front-end languages. Pr ...
Posted by lamia on Sun, 08 May 2022 03:02:02 +0300
"Make up lessons" in progress: design mode (11) -- strategy mode in the game
1. Summary of the foregoing
"Make up" in progress: design pattern series
2. Strategy mode in the game
I am a person who likes playing games very much. It's really fun to play games at home on weekends.
Looking back on the past extraordinary years when I went to college, at that time, I was basically playing games by myself, surr ...
Posted by mpf on Sat, 07 May 2022 10:41:09 +0300
Explain the agent mode from simple to complex (handwritten JDK dynamic agent)
1. Brief summary
Proxy mode: refers to providing a proxy for other objects to control access to this object.
The agent mode has two main purposes:
① Protect the target object;
② Enhance the target object.
Its class diagram is as follows:
2. Classification and detailed explanation
2.1 static agent
Take chestnuts for example: ...
Posted by janet287 on Fri, 06 May 2022 23:45:22 +0300
3 Combining Object Tree and Composite
The Professional Description Composition pattern is a structural design pattern that you can use to compose objects into a tree-like structure and use them as if they were independent objects.
Real-World Analogies Most countries' militaries are managed hierarchically. Each unit consists of several divisions, which are made up of brigades, whi ...
Posted by Phoenix~Fire on Thu, 05 May 2022 21:48:30 +0300
Flutter native plug-in - Android
Flutter native plug-in
1, What is the Flutter plug-in
1. Four engineering types of Flutter
a,Flutter Application
The new APP, the standard shuttle APP project, includes the standard Dart layer and Native platform layer
b,Flutter Module
Mix into existing Android / iOS projects
c,Flutter Plugin
The fluent platform plug-in project includes ...
Posted by AshleyByrom on Thu, 05 May 2022 15:21:25 +0300
A practice of Tencent TBS browsing service integration
This sharing stems from the recent actual development work.
Project requirements are
Embed WebView in the native Android application and place the Web page used to support the audio and video live broadcasting service;
In addition, the content preview of common document formats such as Word, Excel, PowerPoint and PDF shall be provided.
Af ...
Posted by wudiemperor on Thu, 05 May 2022 01:11:53 +0300
[design mode] agent mode
Proxy mode: provide an avatar for an object to control access to the object. That is, the target object is accessed through the proxy object The advantage of this is that on the basis of the realization of the target object, additional function operations can be enhanced, that is, the function of the target object can be extended.
The prox ...
Posted by shiny_spoon on Tue, 03 May 2022 22:03:53 +0300
Responsibility chain mode common code kill if else
Responsibility chain mode common code kill if... else
Today I want to discuss with you how to kill if else.
People who have worked may have a deep understanding: there is nothing that if else can't handle. If so, nest it one more layer.
Most people are engaged in business development, and if else cannot be avoided, but how to make the logic ...
Posted by eshban on Tue, 03 May 2022 16:30:39 +0300
Summary of common design patterns
This article is my study notes, mainly Learn self fashion Silicon Valley design pattern video Shang Silicon Valley design mode Factory mode mainly comes from Snail college design mode
1 observer mode
The meteorological station designs an open API to push data to the website. When updating meteorological data, it needs to * * inform (push) ...
Posted by n00byboy on Mon, 02 May 2022 23:07:35 +0300