C#

Using System;Using System.Collections.Generic;Using System.ComponentModel;Using System.Data;Using System.Drawing;Using System.Linq;Using System.Text;Using System.Threading.Tasks;Using System.Windows.Forms;Using System.Net;Using

This article mainly introduces the ASP. NET Server sent HTTP headers can not set the content type problem resolution, the article introduced in very detailed, for everyone has a certain reference learning value, the need for friends below to see it

C # Get Select file information private bool Getdocucontent (out byte[] Content, out string FileName, out string extensionname) {Long MaxLength = 10485760; Within 10M &nbs 1. C # Get selection file information Description: Private bool

This article mainly introduces the MVC cross-database Multi-table federated dynamic Condition query function, which is based on the example form, and analyzes the implementation technique of ASP. A friend you need can refer to the example of this

This article is mainly for everyone to introduce the ASP. NET core Environment Setup tutorial, with a certain reference value, interested in small partners can refer to The ASP. NET core is a significant redesign of ASP. This topic introduces the

Recently, a project has been done to get the CPU and memory usage of the machine. Spent some time searching the internet and doing some tests. summed up, basically 2 ways: one is to use WMI (2 kinds), the other is to use performance counter. 1. Use

This article mainly introduces the ASP. NET MVC Learning Summary of the filter details, small series feel very good, and now share to everyone, but also for everyone to do a reference. Let's take a look at it with a little knitting. First, Filter

The following small series for everyone to bring a C # implementation to get the Chinese character hexadecimal Unicode encoded string instance. Small series feel very good, now share to everyone, also for everyone to make a reference. Let's take a

Recently in the study of MongoDB, online search found that the use of MongoDB in. NET article is either an early driver version, or very little information, so write an essay record, this article in detail to introduce to you. NET in the use of

On some occasions, we need shallow copy to solve the problem, because we copy the instance, still refer to the original initial object. But sometimes, this is not enough, because we copy the instance, but also to the reference type to make local

Say in front About C # code Convert.tochar (null); An exception occurred, and object obj = null; Convert.tochar (obj);//Returns an explanation of the empty character problem.Why do you think of that? Today, under the Bole feature, the article

This article is mainly for you to introduce the Ftphelper implementation of FTP server file read and write operations, with a certain reference value, interested in small partners can refer to Using System; Using System.Collections.Generic; Using

C # sample code to validate a USB flash drive serial number Private list _serialnumber = new list (); public void Matchdriveletterwithseral () {_serialnumber.clear (); String[] Diskarray; String Drivenumber;

Introduction Developers always like to argue about coding specifications, but it's more important to be able to follow coding specifications throughout the project to ensure consistency of project code. And everyone on the team needs to be clear

The following small series for everyone to bring a. Net (C #) Kanji and Unicode encoding to each other to convert instances. Small series feel very good, now share to everyone, also for everyone to make a reference. Let's take a look at it with a

. NET Core Configuration files In the past. NET is a configuration file in XML format such as App.config/web.config, and. NET core recommends using a JSON-formatted configuration file because it is more flexible to use, and you can use DI injection

Multi-threaded Parallel class, multi-threaded parallel The Parallel class is an abstraction of threads. This class is located in the System. Threading. Tasks namespace and provides data and task concurrency.The Paraller class defines the static

How to Understand delegation and events and delegation eventsHow to Understand delegation and events C # practitioners can only get started with C # if they understand the secrets of delegation and events. In my opinion, only by understanding what

[Note] C # basic introduction -- the value assignment operator of C, In addition to the value assignment operator "=", there are other value assignment operators: Add the value "+ = ":Add first and then assign values. See the following example:

TreeView display data and treeview data   1. Add default nodes   Private void formateload (object sender, EventArgs e) {TreeNode tn = new TreeNode ("Default node"); treeView1.Nodes. Add (tn); tn. Tag = "aaaaaaaaaaaaa ";} 2. Add Private void