' BookService.Models.Author ' contains cycles and cannot being serialized if reference tracking is Disabled.exceptionmessage> exceptiontype>System.Runtime.Serialization.SerializationExceptionexceptiontype> StackTrace>...StackTrace> innerexception>Error>One solution is to use a dto, and I'll describe it in the next section.You can configure the JSON or XML formatter to handle graph loops. For a lot of other information, see Handling Circular Object References. (Http://www.asp.net/web-api/
Php cookie working principles and instance details, cookie Working Principles
Cookies are commonly used in php, but many friends may not know how cookies work. The following small series will help you sort out php cookies.
Working Principle and some examples of cookie read/write operations.
Cookie and session Status
For BS development, these two concepts are esse
1. Recent work analysis and arrangement of the Product and development team, using scrum.Work with products: List by Product backlogRecent work schedule for the development team: listed by the Sprint backlog, personally claimed, and estimated (priority, workload, time required)2. Daily work arrangements for individualsUsing tomato working method to arrange, tomato working method has 5 modes: overview, Focus
Web program working principle detailed, web working principle
How 1.WEB programs work
(1) Meaning of the word Web
Network: "Computer" computer networks, net
Web: "Computer" World Wide Web (worldwideweb), Internet (Internet)
Web programs, as the name implies, are programs that work on the web.
(2) Operating principle of stand-alone program
A single machine, a computer that is not connected to another comput
Detailed explanation of AJAX working principles and advantages and disadvantages, and the advantages and disadvantages of ajax Working Principles
AJAX is a technology used to create fast dynamic web pages. By performing a small amount of data exchange with the server in the background, AJAX can implement asynchronous updates on webpages. This means that you can update a part of a webpage without reloading t
Working principle of database connection pool and the generation of this technology, working principle of Database Connection
Why does this technology exist?
Database connection is a very precious and limited resource, especially on the network of multiple users. The management of databases directly affects the performance of the entire system.
1. Creating a database connection is a very time-consuming o
Concept and working principle of WebService (I). Working Principle of webservice
Today, let's learn about WebService. What is it?
Web service is a platform-independent, low-coupling, self-contained, programmable web-based application that can use open XML (a subset of standard General Markup Language) standards are used to describe, publish, discover, coordinate, and configure these applications for Distrib
For your illustrator software users to detailed analysis of the pixel level to share the perfect rendering skills tutorial.
Tutorial Sharing:
Since the launch of Adobe Illustrator, it has been interesting to see if it can complete the transition and change the way it creates pixel-level work. As we know, before the CS5 (version number), it is very difficult to achieve pixel-level accurac
C ++ implements a multi-thread synchronization mode of collaborative working program example, working program example
Multi-threaded concurrent programs and collaborative programs are actually different concepts. Multi-thread concurrency means that multiple execution sequences run at the same time, while the collaborative program is that multiple execution sequences collaborate with each other, and there is
Give your illustrator software users a detailed explanation of how to share guides and tips for using the ruler.
Tutorial Sharing:
1 speed of printing output
For those who use illustrator to create, they often use the color-coupon version to simplify the color-filling work. However, too many color tickets will slow down the printing output, so when you save the file or print bef
tools are grouped.
• Control Panel displays the options for the currently selected tool. In Illustrator, the Control Panel displays the options for the currently selected object. (In Adobe photoshop®, the control panel is called the Options bar.) In Adobe Flash®, Adobe dreamweaver®, and Adobe fireworks®, the control panel is called the property inspector, which contains the properties of the currently selected element.
• The document window display
To the users of the illustrator software to detailed analysis to share the design of the Web page tutorial.
Tutorial Sharing:
First, set all units to pixels
By default, Illustrator uses metric units of dimensions and points. These are all the settings that are designed in most cases, but for web design, you need to set them to pixels. So, before you start
I will give you a detailed analysis of the experience and skills of copying anime pictures for the users of Illustrator software.Tips:In simple terms, the high-definition process is to drag the source image into AI and draw and color it. If it is for painting, it will certainly not work. It is cheating, but I just want to convert the source image into a vector of high-definition images. So it is not important to use any means, you only need to restore
To the users of the illustrator software to share the details of the method of modifying the default font.
Tutorial Sharing:
To modify the steps:
1, exit illustrator, locate the location you want as the new default font, and then open the adobefnt.1st file for editing with a text editor (such as a text document or WordPad document).
Windows:
If the font
To give you illustrator software users to detailed analysis of the pixel level to share the perfect drawing of experience and skills.
Tutorial Sharing:
As we know, before the CS5 (version number), it is very difficult to achieve pixel-level accuracy with the AI vector tool. Why? Because unlike PS image processing software, a raster based image processing software (that is, directly oriented to pixel processing). And Ai is a vector
To give you illustrator software users to detailed analysis to share the creation of fat cute cartoon head of the production tutorial.
Tutorial Sharing:
Depending on the following steps, you'll learn how to create a cute character face in Adobe Illustrator.
For starters, you'll learn how to build a simple grid and how to create two simple art brushes. Then using the basic
To give you illustrator software users to detailed analysis to share the design of stylish and elegant seamless collage production tutorials.
Tutorial Sharing:
Let's start the Tutorial! Seamless collage pattern style has always been the darling of designers, is now very popular, in many areas have applications, I believe that in a long time, seamless collage pattern will continue to prevail.
I have a few tips here t
To give you illustrator software users to detailed analysis to share the plot of the plain Valley Stream vector Map effect of the tutorial.
Tutorial Sharing:
You can find a picture of the scenery you want to copy beforehand, or you may have a suitable blueprint in mind. Open the AI and create a new 1200px*1000px document. Using a rectangular tool, draw a rectangle of the same size as the document. This is a "bottom" process, which
To the users of the illustrator software to detailed analysis of the design to share the font to go to the FontLab tutorial.
Tutorial Sharing:
Illustrator provides a powerful drawing tool and a rich brush that allows you to easily and efficiently draw font shapes. But when you're done with fonts in Illustrator, you have to face the problem of
To give you illustrator software users to detailed analysis to share the implementation of the paging function tutorial.
Tutorial Sharing:
For the vector mapping software to understand a friend, must know illustrator no similar coredraw, PageMaker and other typesetting software interface under the status bar (figure I), but this does not mean that il
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