if directory exists

Asp.net is an example of how to generate a thumbnail and add a watermark to the original image. This document describes how to use asp.net to generate thumbnails and add watermarks to original images. We will share this with you for your reference.

This is a small demand from a customer. The image upload function displays thumbnails on the display page, move the mouse over the display source image, and click the thumbnail to open a new page to display the source image. This is probably the

only the private method in the filehelper class is provided here, and the public method is an overload of it Private Static bool uploadimage (fileupload Fu, string fullsizedfolderpath, string thumbnailfolderpath, bool createthumbnail, int width,

Add reference icsharpcode. sharpziplib. dll  View plaincopy to clipboardprint? Using system; Using system. Collections. Generic; Using system. IO; Using system. Threading; Using icsharpcode. sharpziplib. Zip; Namespace lib { /// ///

Http://www.microsoft.com/china/MSDN/library/WebServices/WebServices/WebServices.mspx? MFR = trueHave you ever worked on multiple computers? Do you want to copy the clipboard content from one computer to another? I have always hoped to have a fast

Microsoft Build Engine (MSBuild) is a new generation platform for Microsoft and Visual Studio. It enables developers to compile without installing Visual Studio. A Windows Service application is an application that requires long-term running. It

C # is compressed and decompressed, which is encapsulated by a third-party class library. ICSharpCode. SharpZipLib. dll class library, which can be downloaded from your official website. Compression is mainly performed using stream

The original file path is fileoldpath;New file path: filenewpath,Then you can useFile. Move (fileoldpath, filenewpath)Or file. Copy (fileoldpath, filenewpath)Note that the path here is the folder path + file name, which can be implemented using path.

  Problem You allow users to upload an image, but traditionally, this image is usually output from a camera, which is too large. So you want to display a simple image or thumbnail. Preview the thumbnail before allowing the user to see the complete

  We know in c #, if a folder contains content, we can directly use Directory. Delete (folder); but it cannot be deleted. How can we Delete it? The following small method can help you.   View plaincopy to clipboardprint? Public void DeleteFolder

VcD4KPHByZSBjbGFzcz0 = "brush: java;"> using System; using System. collections. generic; using System. componentModel; using System. data; using System. drawing; using System. linq; using System. text; using System. windows. forms; using System. IO;

C # log, Using System;Using System. IO;Using System. Linq;Using System. Text; Namespace LogDemo{/// /// Log class/// /// Creator: v-zhuzhzh CreateTime: 11:18:09 /// Public class Log{/// /// Write logs./// /// The STR list. /// /// Public static

Print? /// /// Use recursive methods to delete folder directories and files/// /// path with folder name Public void DeleteFolder (string dir){If (Directory. Exists (dir) // if this folder Exists, delete it{Foreach (string d in Directory.

How to Use the C # code to find whether a file is included in a path,   String path = "f :\\ haha"; if (Directory. exists (path) {MessageBox. show ("folder"); string filename = path + "\" + "CeShi. xml "; // be sure to add \ if (File. exists

The asynchronous programming technology of. NET is mainly divided into two parts: 1. Use the asynchronous programming mode of iasyncresult. 2. Event-based asynchronous programming mode.   C # the compiler will generate the

Online document preview is required in recent projects, which is similar to Baidu Library. After searching for the Internet for a long time, I have never been able to integrate it into the project, so I am forced to be helpless. I have implemented

Analyze problems The filesystemwatcher type is defined in the system. Io namespace. Its function is to monitor changes to a specific file system in a folder. Such changes can include creation, file modification, renaming, and deletion. Programmers

Use the icsharpcode. sharpziplib, an open-source external pressurization Library, to implement pressurization. The official website of this library isHttp://www.icsharpcode.net/OpenSource/SharpZipLib/Download.aspx Before use, add reference: Using

In fact, there is nothing that is the ultimate, just an eye-catching title. CLR2.0 brings a lot of new things, including System. IO. compression is a new namespace, which includes two classes: GzipStream and DeflaterStream. They can be used for

I have read a lot of news systems on the Internet that can generate static pages, but there are very few asp.net-based systems. I wrote one for myself and published it. Let's study it together, the code is not optimized, but the function is