downloadfile

问题 I need to write a process to download an html file locally in my vb.net web app. I am currently using webClient.DownloadFile : Dim myWebClient As New System.Net.WebClient myWebClient.DownloadFile("http://archive.ncsa.illinois.edu/primer.html", _ "C:\test.html") Is there a built-in way to do this with a "save as" window instead, so that the user can select the location they would like the file to be saved to? Or would I need to write my own? 回答1: You can use Response.AddHeader("Content

问题 What is a simple way of downloading a file from a URL path? 回答1: using (var client = new WebClient()) { client.DownloadFile("http://example.com/file/song/a.mpeg", "a.mpeg"); } 回答2: Include this namespace using System.Net; Download Asynchronously and put a ProgressBar to show the status of the download within the UI Thread Itself private void BtnDownload_Click(object sender, RoutedEventArgs e) { using (WebClient wc = new WebClient()) { wc.DownloadProgressChanged += wc_DownloadProgressChanged;

问题 What is a simple way of downloading a file from a URL path? 回答1: using (var client = new WebClient()) { client.DownloadFile("http://example.com/file/song/a.mpeg", "a.mpeg"); } 回答2: Include this namespace using System.Net; Download Asynchronously and put a ProgressBar to show the status of the download within the UI Thread Itself private void BtnDownload_Click(object sender, RoutedEventArgs e) { using (WebClient wc = new WebClient()) { wc.DownloadProgressChanged += wc_DownloadProgressChanged;

问题 What is a simple way of downloading a file from a URL path? 回答1: using (var client = new WebClient()) { client.DownloadFile("http://example.com/file/song/a.mpeg", "a.mpeg"); } 回答2: Include this namespace using System.Net; Download Asynchronously and put a ProgressBar to show the status of the download within the UI Thread Itself private void BtnDownload_Click(object sender, RoutedEventArgs e) { using (WebClient wc = new WebClient()) { wc.DownloadProgressChanged += wc_DownloadProgressChanged;

问题 Trying to download xml file from https URL (https://nvd.nist.gov/download/nvd-rss.xml) This URL is openly accessible through browser. Using C# Webclient with console project. But getting Exception as below using (WebClient client = new WebClient()) { System.Net.ServicePointManager.SecurityProtocol = System.Net.SecurityProtocolType.Ssl3; client.DownloadFile(uri, @"c:\test\nvd-rss.xml"); } $exception {"The underlying connection was closed: An unexpected error occurred on a send."} System.Net

问题 I need to download a file to a specific location in my Electron program. I tried implementing this API but failed. Then I tried implementing the official API, but couldn't realize how to actually start downloading the file. How can I download a file to a specific location, say C:\Folder ? Thanks! 回答1: I ended up using electron-dl. To send a download request (from the renderer.js ): ipcRenderer.send("download", { url: "URL is here", properties: {directory: "Directory is here"} }); In the main

问题 I am trying to download an Excel file from Central bank of Colombia website, but it seems that the usual download.file function couldn't do the job. For example, I am trying to download the first file "Serie historica" on this page: http://www.banrep.gov.co/es/indice-tasa-cambio-real The link to the file is as follows, which I used in the download.file function http://obieebr.banrep.gov.co/analytics/saw.dll?Download&Format=excel2007&Extension=.xls&BypassCache=true&path=%2Fshared%2FSeries

问题 I'm trying to implement a simple console application to download the files using Webclient.DownloadFile method over TLS 1.1/1.2 protocols. This is the code for the application: var downloadUrl = "https://serverURL.com/sample.mp3"; var filename = "sample.mp3"; var myWebClient = new WebClient(); myWebClient.DownloadFile(downloadUrl, filename); Everytime I run it I'm getting the following error message: Unhandled Exception: System.Net.WebException: The underlying connection was closed: An

问题 I'm trying to download a file from this website, tried a bunch of code i can find and the file is downloaded but shows the html of the login page Below are 2 versions that I tried. I tried every code snippet I could find on SO and have had no luck so far. I tried both versions here, they had the same problem but their solution isn't working for me. Vba download file from internet WinHttpReq with login not working It seems like I'm not getting past the login process. I know that the variables

问题 I know there are tones of questions on this subject already. After reading all the threads, I decided to get a redirected URL in a confirmation HTML page and then use it as a direct link to download. As you know, the original URL format of the direct download link is like this. https://drive.google.com/uc?export=download&id=XXXXX.. But if the size of the target file is big, then it is like this. https://drive.google.com/uc?export=download&confirm=RRRR&id=XXXXX.. I can get RRRR from the first