.Net Core

You cannot miss the. net concurrency solution and. net solution. BlockingCollection is a collection with blocking functions. It completes the Algorithm functions of classic producer consumers. Therefore, BlockingCollection is suitable for

Steps and problems-use ef6 to create an oracle database entity model, ef6oracle The data layer project in the solution initially uses the entity model created by oracle 11g + ef5. When the skip parameter is 0, an error is reported and no relevant

Directory file class, directory Create a new file Directory. CreateDirectory (@ "C: \ Users \ enle \ Desktop \ new"); // path Console. WriteLine ("created successfully ");Console. ReadKey ()   Delete an object Directory. Delete (@ "C: \ Users \ enle

Datatable to excel, datatableexcel Public static void ExportToExcel (System. Data. DataTable dt){If (dt = null) return;Microsoft. Office. Interop. Excel. Application xlApp = new Microsoft. Office. Interop. Excel. Application ();If (xlApp =

Asp. Net design mode: Singleton mode; asp.net Design Mode I. design objective: to show only one instance object in the project Ii. design steps: Iii. project-related terms or knowledge points Class type: if the current class is SingleCase, the

Multithreading programming learning notes-Thread Pool (1), multithreading programming learning notes Multi-thread programming learning notes-thread synchronization (1) Multi-thread programming learning notes-thread synchronization (2) Multi-thread

X01.SportWeb: An Example for AspNetCore 2.0, When the new one comes, the old one will be forgotten. Learning AspNet Core 2.0 is painful without a good example. SportsStore in Pro ASP. NET Core MVC 2 is worth reading. You may wish to download and

Use of StreamRead and StreamWriter, streamread   1 // StreamRead to read a file 2 using (StreamReader sr = new StreamReader (@ "C: \ Users \ wbrm \ Desktop \ new release document .txt", Encoding. default) 3 {4 while (! Sr. EndOfStream) // cyclic

Implicit conversion and implicit conversion Rys conversion: Person p = new Student ();If the subclass can be assigned to the parent class, we should declare a parent class type to point to the subclass object.If the parent class is a subclass object,

Workflow module approval and signing in Winform development framework (2); winform The preceding section describes how to process two different business forms, one is the single table information and the other is the detailed Master/Slave table

C # Call webservice, We often encounter the situation that C # Calls webservice. Generally, if webservice is developed with vs + c #, the problem is generally not serious. Direct web reference and then the call will be OK. The process is as follows:

[Resource] common blog websites and resource blogs Description This article briefly recommends some frequently-used technical blog websites 1 content area     2. Copyright Zone     Thank you for your reading. If you have any

Use of EF, use of EF Expression expression = c => (c. Id! = Null );Var c = from u in ccc where u. name = editModel. name select u. name; ccc. select (u => u. name = ""); ccc. where (u => u. name = ""). any (u => u. name = ""); 1, var cumtomerType

Action method, 1. View Method Public ActionResult Index () {// full path return View ("~ /Areas/Admin/Views/Home/Index. cshtml ");}   ActionResult parsing: (abstract class) view resultSubclass: System. web. mvc. contentResult: ContentResult

Analysis of the use of is and as keywords in type conversion, analysis of Is checks whether the object is compatible with the specified type and returns a Boolean value of true or false. It is worth noting that when using is for type conversion, an

In the Winform development framework, the workflow module is approved and signed. I have introduced several development processes of workflows in the framework. This article will focus on the specific process in the daily approval process, from the

Passing parameters from angularjs to Web API, angularjsapi Http://www.cnblogs.com/insus/p/7772022.htmlin angularjs call Web API, which was shared yesterday. Only data is retrieved from entityand postpostis is not obtained. Today, we will share an

Multithreading programming learning notes-thread synchronization (3), multithreading programming learning notesMulti-thread programming learning notes-thread synchronization (1) connection multi-thread programming learning notes-thread

Razor, aspx placeholder control (master page), razoraspx Control 1. razor: On the master page:@ * Placeholder control similar to master * @ RenderSection ("scripts", required: false)Partial page: @ section scripts {} 2. aspx: . Master     **

The GridView Sorting Problem in DevGridControl, Because ** and other content need to be displayed in the data source, the data column is of the string type. The result is as follows:At this time, we need to do some processing to achieve the desired