undetermined data structures, which frees up the coupling between the structure and the operations acting on the structure, so that the set of operations can evolve relatively freely.
Each node of the data structure can accept a call from a visitor, which passes in the node object to the Visitor object, which in turn performs the operation of the Node object. Such a process is called "Double dispatch". The node invokes the visitor, passing it in itself, and the visitor executes an algorithm ag
Article Description: Interactive design, product design and user experience design.
Interaction design, product design and user experience design are often confused, but in fact not a concept or even a latitude concept;
Article Description: design in a lot of times are inspired by the Flash, mobile application design is more flexible, how to better design an application, there is no specific methods and conventions. However, in order to better avoid the designers detours, design principles of learning is necessary, it gave designers a
The task assigned by the teacher, let's create a database table for the personnel management project of a province to express which organizations have positions and who are not on duty. The information should be imported into excel data. when a tag is transferred out, it also indicates where it is to be transferred or when a new person is required to enter. if this person disappears, it needs to be deregistered. statistics should be made to determine the number of leaders in each organization an
Article Description: on the design of the transition of page elements and pages.
In TV works, transitions or transitions between paragraphs and paragraphs, scenes and scenes are called transitions. In order to make the content of the TV TV more organized, the development of the level more clear, in the scene and the transition between scenes, the need for certain methods.
The site is similar, a complete site consists of several pages, and
Article Description: Xu Jiang: A bloated design education.
@ Xu Jiang, Professor of Design College, Jiangnan University, PhD in Reading
1. Old classmate, make a self-introduction.
I graduated from the Jiangnan University Design Institute in 2009, obtained a master's degree, and then in Jiangda for two years as a part-time teacher, is currently studyi
Web page Production WEBJX article introduction: the design of title text in visual design.
Before I put the graphic design of the visual presentation is divided into: composition, tone, elements and content of the four major components, so I divided into four parts, which elements are divided into the title, the main body and three parts of the scene,
Based on web design, both front-end technology, plane, vector, photography and material. The sources are all foreign blogs. Although all are in English, but the basic image can explain everything, so the English poor students also do not have to bear.
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Interview with Digital Artist Ferdi Rizkiyanto aka Pepey
Pepey, a well-known graphic designer from Indonesia, has a worldwide reputation for the global warming poster
Select object
The most difficult part of object-oriented design is to break down the system into object sets. There are many factors to consider: encapsulation, granularity, dependency, flexibility, performance, evolution, reuse, and so on. They all affect system decomposition, and these factors are usually conflicting with each other.Many objects of design come from analysis models in the real world. Howev
The UI is intended to be the user interface , an abbreviation for the English user interface. The user interface is literally composed of user and interface, but in fact it also includes the interaction between user and interface, so user interface design includes three aspects of user research, interaction design and interface design.
1. User Research
User
Words are catching on.In recent years, blog, search and all kinds of social platform has become a popular application, we use text to convey information;Web site generally entered the peak of the revision, the new layout information is more clear and intuitive than ever before, which is a kind of respect for the text/content;The use of words to "inject emotion" to the Web page, making the process of interaction more cordial;Design, the characteristics
Article Description: from product to design.
Many web designers think they can do the design, and other things can not be ignored and learn, it is wrong! A good designer, must understand the product itself, the related interactive structure and the user experience and so on common sense! So that designers design things to go into the product to avoid
Design reviews are an important part of the design process. It is a part of the design process that cannot be overlooked, whether in an independent design team, or in a mobile or remote design group. Through the team design review
These problems are frequently encountered in the design:
1. If you want a website that is compatible with mobile phones, tablets, and PCs, you have to customize different versions for different devices.
2. Some pages of the site want to display more content on the next line of the widescreen display, and have to customize a version for the widescreen.
3. Many people are not in full screen of the situation to browse our page, if the page with the br
Circuit Design: This is a very big concept, from the voltage intensity can be divided into strong electric circuit design and Weak Current Circuit Design; from the design tool can be divided into manual drawing and electronic auxiliary design, the circuit types can be divide
Article Description: recently looked at the iphone version of Dolphin Browser design, just take the opportunity to state the relevant design principles.
Interaction design and visual design of the importance of the industry has reached a consensus.Recently looked at the iphone version of Dolphin Browser
1. Demand analysis-produce the SOFTWARE function specification, need to determine the user requirements for software, to make clear, no ambiguity. No specific implementation method is involved. The user can see clearly that the developer can do the following work (summary design) accordingly.2. Summary design-Generate software Summary design instructions, explain
[Summary of design patterns] Some Thoughts on common design patterns (To be continued ...), Design Pattern not complete to be continued
Preface
In the [Java design patterns] series, LZ wrote more than a dozen articles on design patterns, roughly about the role, writing, adva
General permission management design (database structure design) and permission management structure designI. Preface
The application of the permission management system should be used in three different ways,
A. Permission
B. Assign permissions.
C. Grant Permissions
This article only analyzes the application levels of "Use Permission" and "assign permission", and does not consider "authorize permission" fo
QQ concept version after a year of secret research and Development, finally opened her mysterious veil, to the world to show her true face, as a brand new products, as well as the internal closed secret research and development of many factors, may be a lot of people want to understand the QQ concept version of the design process and product design concept, Here we will take you a comprehensive understandin
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