C#

This article aims to broaden the design concept and use the instance code. The design idea comes from the first version of article 24 in Objective c #: Declarative Programming rather than imperative programming is preferred. In particular, you want

This morning I tried to use that framework to quickly establish a test. I found some bugs and fixed them quickly. Now I have updated them to github. Next, for quick development, first you need to create a public account to test the account. For the

Over the past few days, I have successively published several articles about the platform in "quick development public platform framework-Introduction" and "quick development framework for public platforms". However, the response is average and

Enumeration is also a type of data that is frequently used during development. The following describes some enumeration extension methods. 1. raise questions. First, define an enumeration. The Code is as follows: Second, with the

Developers often encounter projects or requirements arranged by their bosses or headers, which are completely unfamiliar with their own fields. At this time, they will have a headache. Search Engines can solve most of these problems, sometimes it's

Returned directoryPreface This abstract class has also been introduced in my previous articles. The abstract class in the "Don't forget" series will mainly introduce its concept and its differences with interfaces.Concept: Abstract classes have

Source: http://www.cnblogs.com/zmgdpg/archive/2005/03/31/129758.html Effect: Database: Ideas: First, save the word to the database: Get the size of the byte of the uploaded file, then read the byte from the stream, and then save the obtained

Effect: 1. . . Database: Ideas: Upload: first obtain the word physical address, then judge based on the file type, save it to the corresponding folder, and then insert the path to the database. Read: First, find the file path in the database

1. object-oriented and user interfaces To implement the class of a given interface, all methods and attributes of the interface must be implemented. For example, there is an IUser interface with the age, sex, and userName attributes, and the

Use the tool VS2010 to generate a project 1. Generate a webservice project: Create an ASP. NET empty WEB application. 2. Create a new "WEB Service" in the ASP. NET empty web application ". To complete the above content project structure, the main

1. Create an old classPublic class OldClass{Public string [] names = new string [3] {"", "Computer composition principle", "computer architecture "};}2. Create a new interface to meet current needsPublic interface INew{Void SelectData ();}3. Create

Public void ExportToExecl () {System. windows. forms. saveFileDialog sfd = new SaveFileDialog (); sfd. defaultExt = "xls"; sfd. filter = "Excel file (*. xls) | *. xls "; if (sfd. showDialog () = DialogResult. OK) {DoExport (this. lvreport, sfd.

The C # Extension Method feature allows us to expand the functions of a class without source code, although there are some restrictions (for example, it can only be an instance method, but it is a good mechanism to enhance code flexibility. The most

From now on, learning the design model was a long time ago. At the beginning, I had a very simple understanding of the design model, which was basically superficial and did not know how to apply it in the system. Now the Group has begun to work

Objective To achieve all the controls in the form, you can drag C # The layout code is as follows:  C # The implementation code is as

/// /// obtain the verification code [String] /// /// Verification code Length [must be greater than 0] // public static string VerficationText (int Length) {char [] _ verfication = new char [Length]; Random _ random = new Random (); char [] _

Open Visual Stdio for programming 1. application of the textBox Control: write code for the logon window: private void button#click (object sender, EventArgs e) {if (textBox2.Text = "123456" | textBox1.Text = "zhangsan ") {MessageBox. show ("Login

-- [Bridge Mode: separates abstract parts from their implementations so that they can all change independently. In fact, the bridge mode is widely used in development and application. Even if we do not learn the bridge mode, it may be used

I used VS2008 to develop the C # Language wince program. I found that the program could not be captured by the Right-click, and the Collector did not respond. I found a c ++ version on the Internet and couldn't understand it, below I will provide a

/** Modify the default browser * // the browser path string exePath = @ "F: \ firefox \ firefox.exe "; // registry entry string reg = @ "http \ shell \ open \ command"; string nameReg = @ "http \ shell \ open \ ddeexec \ Application"; RegistryKey