C#

C # monitoring folder changes, To monitor a file, the FileSystemWatcher class provides events such as Created, Deleted, and Rename.   Take the Created event of FileSystemWatcher as an example. The event type is FileSystemEventHandler. public

IBatis. NET Development Study Notes-Brief introduction, ibatis Study Notes 1. Overview The iBATIS DataMapper framework allows us to use JAVA or. it is very easy for NET Applications to access the database. What is different from Hibernate,

C # reflection application, There is a very practical method in the project framework. It is used to obtain the post data from the client and automatically assign values to various attributes of the object. In this way, there is less code written in

Excel integration, excel Integration Recently, some projects are integrated with Excel. The problem is as follows: How to operate in Win How to handle the Excel Process How to Create AddIn How to apply in the Web Other ..   // WinApplication

C # image cropping code, /// /// scale down the cropped image /// /// scale down the cropped image width / // length of the cropped image // path of the image to be processed // / processed image path public void ImgReduceCutOut (int

Use of the C # multi-threaded series MutexThe sample code using System; using System is copied. threading; class Example {// Create a new Mutex. the creating thread does not own the mutex. private static Mutex mut = new Mutex (); private const int

C # example: 5. net classic examples (Form and interface design ), Instance 001 menu with historical information Instance description When developing the drawing management software, you must record the files or drawings recently opened by the user

Use FileSystemWatcher to monitor folders and files,Introduction This week, I focused on a local file search project developed by my colleagues. When a client adds shared files, I mainly use the FileSystemWatcher monitoring file and send messages to

C #6 and VB 12 will be added to the pattern match, Another concept originated from functional programming languages is added to the C # and VB camps, which are known as Pattern Matching. At first glance, pattern matching works like a switch/select

C # connect to the database by writing SqlHelper Static class SqlHelper {private static string connStr = ConfigurationManager. connectionStrings ["dbConStr"]. connectionString; // encapsulation method principle: Put unchanged changes in the method

SQLHelper, sqlhelper class /// /// obtain the connection string /// private static readonly string constr = ConfigurationManager. connectionStrings ["dbUser"]. connectionString; // // returns the number of affected rows (non-query statement) ///

C #. NET converts Word or Excel files into HTML files, Convert Word files to html and return relative paths 1 private string GetPathByDocToHTML (string strFile) 2 {3 if (string. isNullOrEmpty (strFile) 4 {5 return "0"; // No file 6} 7 8 Microsoft.

C # sequence table, 1. Data is the carrier of the external world and can be processed by computers. 2. Data elements are the basic unit of data, such as the name, gender, and class of a student. 3. A data object is a collection of data, such as

Compiling the sqlhelper class in c #(2 ), The previous article talked about the compilation of the simple SqlHelper class. Here we will write a solution to the problem raised at the end of the previous article. SQL statement injection attacks are

. Net successive Oracle databases (Winform), oraclewinform Previously, I used Asp. Net to connect to Oracle 10 Gb. Recently I wanted to write a small program, so I chose Winform. After a long time, I found that Winform and Asp. Net have some

Analyze the C # Set internally -- List , Let's discuss some of the mechanisms of C # list today. If there is anything wrong with it, please feel grateful even if you spend it .. List Introduction 1. List is a non-thread-safe set. When I look at

C # traverse all objects in a specified folder C # traverse all objects in a specified folderDirectoryInfo TheFolder = new DirectoryInfo (folderFullName );// Traverse foldersForeach (DirectoryInfo NextFolder in TheFolder. GetDirectories ())This.

C # attribute ----------- elementaryPreface: Attribute is a technique proposed by. net FrameWork. You can add annotations to your code to implement some special functions. I. attribute function Attribute is translated as a feature. Since it is a

Three phases of delegation evolution in C #A delegate is a type that stores references as functions. After a delegate is defined, the variables of the delegate type can be declared, then, initialize the variable as a function reference with the same

C # File Reading (2 ), Display Folder Information on my computer to the TreeView control. There are many methods. The following method adds my documents. 1 public partial class Form1: Form 2 {3 public Form1 () 4 {5 InitializeComponent (); 6} 7 8