C#

It's a bit boring to be idle. I remember I used c to write the addition and subtraction of infinite digits in acm before. What about multiplication and division? Now I wrote one in c: Addition and subtraction are simple. They use an array to save

# Region ftp upload function /// /// Ftp upload function/// /// /// /// /// Public static void Upload (string ftpServerIP, string filename, string ftpUserID, string ftpPassword){FileInfo fileInf = new FileInfo (filename );String uri = "ftp: //" +

A problem occurs when using FileDisassembler to decompile Windows Application. The resx resource file does not match the cs file. The project compilation does not work. After modifying the resx file to the cs folder Problem, but you cannot directly

Project architecture: All functions in the system are implemented separately in each dll. The main program loads the corresponding dll of each menu. For some highly repetitive functional code, you can write it in a main dll for other functions to

1. Check whether port 80 in the current system is being used by other processes; 2. If port 80 is in use, find the process and force it to end. 3. Use C # For language implementation.   When someone asks me a question, I usually google it to help

This situation is often encountered during development. In Assembly A. dll, the type in assembly B. dll needs to be reflected. A running error occurs if you are not careful with it. For example, if Type. GetType ("BNameSpace. ClassName") is used in

Using System;Using System. Collections. Generic;Using System. ComponentModel;Using System. Data;Using System. Drawing;Using System. Text;Using System. Windows. Forms; Using System. Runtime. InteropServices;Using System. Net; Namespace MacApp{Public

Now it is found that VB is really convenient. C # is also good, but the flash processing is not as convenient as using some controls! In VB, The flash is easy to handle transparently. You only need to modify the WMode attribute of the flash control

Virtual {method body} Abstract {method bodies are not allowed} The C # method introduces virtual, override, sealed, and abstract modifiers to provide different inheritance requirements. Class virtual methods can introduce virtual, override, sealed,

I have been troubled by how to close the excel process when exporting an excel file. I have used oExcelApp. quit (); also used GC collection, the results are not ideal, and later found that the kill process can be used, but the problem is that it is

Windows Forms DataGridView datagridoes not provide the function of merging cells. to merge cells, use Graphics. DrawLine and Graphics. DrawString in the CellPainting event to "Draw ".The following code merges cells with the same content in the 1st

It seems that the Graphics. FillRectangle method can only be filled with a Brush.GOOGLE has two methods: 1. Linear Gradient Filling   Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->public void

Five elements refer to the "Gold, wood, water, fire, and Earth". In ancient China, the universe was composed of five elements: gold, wood, water, fire, and Earth. The five elements are divided into two parts: the five elements and the five

There are many methods for calling the function exported from Win32 DLL in C #. This article will summarize. There are two possible cases: DLL file name and function name are known during compilation The DLL file name (function name) can be

Download Windows Script Control from Microsoft website. It is an ActiveX (R) Control, so I used Interop in. NET. After the download and installation are complete, create a C # Windows application project, select the reference node in solution

The CMD command line of MS is an important operation interface. Some functions that are not easy to complete in C # can be easily implemented by using a few simple commands in CMD, if you can complete the CMD Window Function in C #, it will make our

In Windows Form applications, the BackgroundWorker class allows you to run operations on individual dedicated threads. Time-consuming operations (such as downloads and database transactions) may cause the user interface (UI) to stop responding after

Database operations can be divided into two types: Query (select) and update (insert, delete, update ). Why? Let's take a closer look at the differences between the two types. select only uses the data from the database, and the other three modify

Using VS for a windows service is actually very simple. The following is a simple example of using VS2010 for windows Services and some precautions. 1. Create a windows Service 2. Add code Vs automatically generates some code The following code is

Delegation is a very important concept in C # and has been widely used in C #, such as events and threads. So what is delegation? Specifically, delegation is a type of reference method. Once a method is assigned to the Delegate, the delegate has the