.Net Core

Callback, it seems that you can build a webapi framework-IRouteHandler, iroutehandler When we learn a certain degree, we will want to gain a deeper understanding of the underlying code and have a framework of our own. Of course, this is also true

C # differences between Invoke and Begininvoke, 1. Understanding of Invoke and Begininvoke 1. Invoke (): the synchronization delegate will block the running of the current main thread, and the subsequent code will be executed only after the return

Obtains the name value of the enumerated Display through reflection. displayname /// // political outlook /// public enum EumPoliticSstatus {[Display (Name = "Party member")] PartyMember = 1, [Display (Name = "")] Member = 2, [Display (Name = "")]

. Net open-source permission management system and. net permission management system Source code supports QQ 1039318332 Source Code address: http://git.oschina.net/sunzewei/EIP I. Update record 1. Update Date:. Update content: Version Upgrade: V2.

Winform Information Management System, winform Effect:   Explanation: The main window is an MDI window with subwindows. The Child Window controls include tree structure treeview, panel control, listview control (this is a window listview), and

[Convert] C # obtain the MD5 value of the file, Private static string GetMD5HashFromFile (string fileName) {try {FileStream file = new FileStream (fileName, FileMode. open); System. security. cryptography. MD5 md5 = new System. security.

In EF, how does one add new fields and mappings to a table? ef Fields First understand the ef generated model edmx code, portal: http://www.cnblogs.com/yushengbo/p/4807715.html1. Add new fields Let's use the current project as an example. First,

CORS cross-origin request C, 1. What is a cross-origin problem: Cross-origin problems may occur when website A uses AJAX to request website B. At this time, website B can receive A request from website A and return the corresponding results. However,

ASP. NET uses Ajax to return a Json object, ajaxjson1. Create an html page, such as the registration page "Register.htm" User Registration User Name: password: last name: 2. Create a js file, such as reg. js. $ (Function ()

C # generate a report using ReportViewer, This article is a small example of using the Microsoft control ReportViewer for report design. Knowledge points: ReportViewer: Located in the Microsoft. Reporting. WinForms namespace, mainly used for

C # Add special effects, Public class BulletMove: MonoBehaviour { Public float Speed = 5f; Public Transform Fx; // Use this for initialization Void Start (){ // Delete yourself in 5 seconds Destroy (gameObject, 5f ); } // Update is called once per

. Net asynchronous programming details,. net asynchronous explanation I recently read some articles about. Net multi-thread asynchronous programming. Let's take a look at this time! There are many ways to implement asynchronous programming. This

Unity C # Some experiences with Camera !, This article is original, reproduced please indicate the source: http://www.cnblogs.com/AdvancePikachu/p/6856374.html First, I summarized the camera roaming functions in my recent work, The script is as

Mvc4 domain name ing Area, mvc4 domain name ing area Environment Description The project uses mvc4 and has an area named demo. The access path is http: // localhost: 8098/demo. You need to map demo.abc.com to the change path. Hosts Configuration 127.

Ajax dynamic loading of data, ajax Dynamic Loading Preface: 1. This article provides an example of Ajax dynamic loading. 2. Use the. net MVC Framework for implementation. 3. This example focuses on frontend and backend interaction, while others are

After the Asp. Net Server sends an HTTP header, it cannot set the content type. Problems found: When Excel is exported using Npoi, the foreground page is still aspx, and the error "failed to receive a message from the server" is reported. Solution:

Set of C, The size of the array (http://www.cnblogs.com/afei-24/p/6738128.html) is fixed. If the number of elements is dynamic, use the collection class.List (http://www.cnblogs.com/afei-24/p/6824791.html)Queue (to be written)Stack (to be

VopSdk: A Public Code Development SDK with a high level, vopsdksdk 1. Our goals Separate basic parameters from business parameters. High reuse and scalability. Lightweight. Ii. Goals (1) Separation of basic parameters and business parameters Analyze

Expression expression Tree dynamic query, Expression expression Expression You can query a data list in either of the following ways: In this way, the query can be implemented. I did this before, because there are very few query conditions. Using

Support for CORS by ASP. NET Web APIs: The Story Behind the EnableCorsAttribute feature, From the programming point of view, the implementation of ASP. NET Web API for CORS only involves the extended Methods EnableCors and EnableCorsAttribute of