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' 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

202.100.1.2:3478 3. Nat Mode considerations: NAT Mode is modified by the DST IP, go directly to switch or pub do not need to modify the Mac so, do not need VIP and Realserver in a network segment. The NAT mode for both the package and package out requires LVS, so LVS may become a system bottleneck. LVS full NAT mode the fundamentals of full natt: Full NAT not only replaces the package's DST IP when the client requests the VIP, but also replaces the SRC IP of the package, but also replaces th

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

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

What is the difference between working and start-ups? Some people say they all make money and live their lives ...... Working for a job depends on your own ability to eat, and entrepreneurship depends on your own wisdom and thinking; Working is based on the ability of others to present their own platforms, and entrepreneurship is based on their own determinati

Why should we build a lan? That is, to share resources, since resources need to be shared, resources will not be too small. How can we manage these resources on different machines? Domain and workgroup are two different network resource management modes in such an environment. So what is a domain and a working group? What are their differences? "Free" Working Group

After graduation, are you working? Or start your own business? Maybe everyone has the dream of starting a business as a boss! However, you know how hard it is to start a business? If you have not yet formed a theoretical concept for individual startups, I suggest you: Don't be impulsive! Let's take a look at the classic difference between working and entrepreneurship!1.

What is the working mode of apache? My personal understanding: apache's working mode is the memory allocation and usage of processes and threads during apache runtime. For example, if a user accesses apache, apache enables a process... what is the working mode of apache? My personal understanding: apache's working mod

1. Part-time work depends on your own ability to eat, and entrepreneurship depends on your own wisdom and thinking;2. Working is based on the ability of others to present their own platforms, and entrepreneurship is based on their own determination and vision to create a platform;3. Working as a part-time employee is a good job, and entrepreneurship is a part of system operation;4.

Original transfer: http://blog.csdn.net/zhoulianghao166/article/details/5146489 It's better to be a startup wolf, not a working dog When talking about entrepreneurship, many of my friends are in conflict with each other. They both have the passion for entrepreneurship and worry about the miserable fate after failure! So after thinking for a long time, I finally decided to wait and look at it again. In January, after January, one year passed after ano

Original http://www.cnblogs.com/awpatp/archive/2010/01/26/1656651.htmlDifference between Task Manager and Performance Monitor (Working Set and private bytes) Windows Server 2003: In Performance Monitor, private bytes and virtual bytes can be used to measure program memory usage. in Task Manager, there are also memory usage and VM Size. however, after careful comparison, we will find that the memory usage does not correspond to private bytes, And the V

First, simply connect to the working folder under Windows Server 2012Working folders experienced by information workersTo demonstrate how it works, here's an example where information worker Joe can work from any device and may use working folders to separate his work data from personal data: When Joe saves a document in the work Folders directory on his working

Differences between doing business and working Today, I read a friend's log and felt deeply touched. So I went to my space and shared it with my friends. I found that many of my friends had a conflict in their minds. They both had the passion to start a business and to worry about the miserable fate of failure! So many of my friends thought for a long time, and finally decided to wait again. In January, after January, after another year, the time went

Reprinted by others: After such a long time in the world, I found that many of my friends are in conflict with each other. They both have the passion to start a business and to worry about the miserable fate after failure! So many of my friends thought for a long time, and finally decided to wait again. In January, after January, after another year, the time went by, and the time was no longer enough. They were hard to extricate themselves from their work career, when we get married for the hous

When calling an EXE file using Shellexecutea, specify the working directory to be aware ofThe function prototypes are:HInstance Shellexecutea (HWND hwnd, LPCTSTR lpoperation, LPCTSTR lpfile, LPCTSTR lpparameters, LPCTSTR Lpdirectory, INT nshowcmd );This is illustrated in MSDN for Lpdirectory:[In] A pointer to a null-terminated string this specifies the default (working) directory for the action. If This va