.Net Core

Database performance optimizationI. Field Creation 1. reduce cross-table queries After the requirements are determined, databases are often created. Therefore, database creation and database operations are inseparable from the addition, deletion,

Engaged in ASP. NET development may be exposed to some chart controls, such as OWC and ZendGraph. These controls have a feature that we can operate like. objects in. NET control some of their attributes, which may cause permission issues during

The previous article learned about the Action process from the request to the Controller. This article continues to look at the process where the source code processing Action receives the request data and returns the ActionResult to the

Want to create a file system for fun After several days of thinking, I think this thing looks very simple, but it is still very difficult to do the same thing as the Windows operating system. There are a lot of details to pay attention. I

We continue to learn basic C # knowledge. This article mainly describes the key step for C # programmers to move towards Advanced C # programmers.Some may say that this is not the case. Can I develop it without reflection? Yes, of course, but it is

First, WebForm contains two page files: The aspx front-end page and the cs back-end page file. Through the anti-compiler Reflector, we can see that two different classes are generated on the front-end page and the back-end page in the Dll assembly,

  Recipient: Topic: Content: TextMode = "MultiLine" Width = "194px"> Attachment: Text = "Send"/>   View plain Using System; Using System. Collections. Generic; Using System. Linq; Using System. Web; Using System. Web. UI; Using

  During website development, the following requirements are often met:   1: The page contains hot news. The hot news part needs to be updated every 10 minutes, and the rest of the page will not change within one day;   2: a banner on the homepage

  Method 1: generate a file based on the template and keep it in the html folder. Train of Thought Analysis: 1. Write a custom HTM template with $ value $ to replace it. Include 2. In the ASPX of the generated page, read the HTM template with

  This article mainly introduces the nature of transaction processing. In fact, transaction processing is no stranger to us, but many people seem to be confused about transaction processing, and feel that transaction processing only exists in the

  Problem A user on your website has already registered on your website, but he forgot his password. Now he needs to retrieve it in one way. Solution To allow users to retrieve their passwords, a new action and a new view must be added to

I recently learned ASP. NET MVC and compared the previous WebForm with no IsPostBack judgment, event processing is also replaced by Action. In the WebForm of MVC, a large number of events are bound to the UI, mixed js injection, and style changes

This method is the most effective, so post it to share with you Protected void btnOutExcel_Click (object sender, EventArgs e){If (GridView1.Rows. Count> 0){// Call the export MethodExportGridViewForUTF8 (GridView1, DateTime. Now. to1_datestring () +

[C-sharp: showcolumns] · 40 · ····· · 90 ··· · 140 · 150/// /// numeric string /// string converted to an uppercase Chinese character or error message Public string ConvertSum (string str){If (! IsPositveDecimal (str ))Return "the input is not a

We know that an ASP. NET Server Control has three IDs: ID, ClientID, and UniqueID.   The ID is the server identifier of the server control. In the server code, the ID uniquely identifies the Server Control (so the ID must be unique on the same page )

I know more. net, there are two ways to execute transactions. One is automatic transactions, which is quite simple to use, but you need to configure the server. If you are using a web shared host, that is to say, if you do not have the permission to

As mentioned above, ASP. NET routing system has two main applications, one is to achieve the separation of request addresses and physical addresses by registering URL templates and matching physical file paths; the other is to generate a

Reading directoryI. Application domain Overview2. Relationship between application domains and threads3. The thread spans multiple application domain instances.Iv. Running EffectI. Application domain. In. NET has a feature in. NET has a CLR, there

PrefaceXAML is a declarative markup language launched by Microsoft. It uses XML format to allow developers to design application programming interfaces. In Microsoft's recent development platforms, such as WPF, Silverlight, WP7, and even Win8 Metro

Using System;Using System. Collections. Generic;Using System. Linq;Using System. Text; Namespace www.cnblogs.com. rock_chen{Class Program{/// /// If Random. Next (100) is known, Random data from 1 to is generated./// /// Static void Main (string []