asp net file browser

ASP. NET MVC5 use NPOI to export Exceld and return to the browser for download. npoiexceldI. What is NPOI?This project is the. NET version of the poi Java project located at http://poi.apache.org. POI is an open-source project that helps you read/write xls, doc, and pptfiles. It is widely used.2. NPOI advantagesOne. It

About IE10 appears LinkButton click Invalid situation:Generally high-profile systems such as the WIN7 flagship SP1 system does not occur, for the home and professional version of the user through testing this situation, for developers to solve different systems and IE compatibility issues for a moment a little puzzled, may be Microsoft released the official version of the IE10 soon, Compatibility issues are not considered comprehensive, or Microsoft's goal is to guide users toward a higher versi

Detailed explanation of browser cache issues when jQuery is used in ASP. net mvc, mvcjquery Introduction Although jQuery provides good support for caching when calling ajax in the browser, it is necessary to know how to use http efficiently. The first thing to do is to support http get on the server side and define dif

How can I display the progress of an ASP. NET page that has been loaded for a long time in a client browser? For an Asp.net page that has been loaded for a long time, we can display a progress bar in the client browser to show that the page is being loaded. The specific implementation process is as follows: Create a p

We know that when we use ASP. net ajax, some convenient server-side controls such as UpdatePanel, our browser cannot save the status of these asynchronous browsing pages, whereas ASP. NET3.5 Extensions provides us with a solution. The following example shows how to use it: I. Simple Example 1. First download and instal

If you do not set the Web API to return data formatters, browser access to the interface will be different from the browser and different forms of results, because the default header of IE browser is Application/json, so when using IE browser to access the interface, You always need to download the JSON

As we all know, MS is fond of making some bugs out of its own. Is this to make programmers have fun in their boring programming work? Joke. However, when I was writing a customer's B/S structure application, I suddenly found a trick. I didn't know whether it was a BUG in ASP. NET, and I gave it to my friends who have studied it. Originally, we considered writing a Session check class. After the Session fail

One step to make your ASP. NET site appear in full screen on your mobile browser1. The problem company's ASP. NET Web page when initialized on the mobile browser is displayed on a scaled page, the user must manually zoom in to see the font of the page, so that the experience

figure 1 ). Figure 1. view the Security Tab Of the uploads folder If ASP. NET machine account is not displayed on the Security tab, clickAddIn the text area, enter ASPnet (no deadline) to add the Account, as shown in figure 2. Figure 2. Add the ASP. NET machine account to the folder security definition ClickOKT

How to Use the ASP. NET File Upload control Uploadify, asp. netuploadify There are many implementation methods for file upload, such as the traditional form method, the popular flash method, and even the pure JS method. These methods are used to upload files, I think the mai

When using Vue+axios, it was found that the second request was to fetch data from the cache when using IE, so the data was re-requested or old after the page was saved.Find what you need to set up Add header content in asp: Cache-control:no-cacheAfter that, the setup succeeds by using the response middleware.Responding to middleware that is cached in ASP.https://docs.microsoft.com/zh-cn/aspnet/core/performance/caching/middleware?view=aspnetcore-2.1ASP

For ASP. NET pages that have been loaded for a long time, we can display a progress bar in the client browser to show that the page is being loaded. The specific implementation process is as follows:Create a project named WebPortal. In the project type, select Visual C # Project or Visual Basic project;Select an ASP.

is displayed correctly. It worked!Testimonials from the end of the experimentFinish this thing, seems to have no sense of accomplishment ha!But this program let me know more about the HTTP protocol, and B/s structure.You see, the browser is sending a request message, and the server returns the response message based on the request message. The basic principle of the browser/server is this.Request/Response,

// How to set Asp.net debugging in vs2005ProgramThe default browser. In the process of learning amcarts, I am debugging ASP. net program, I also found that IE browser is really slow to run, so I want to use another browser to debug the program. After searching for informa

, request ASP. NET WEBAPI data, get the data of XML, need to do this: public class browserjsonformatter: Jsonmediatypeformatter {public browserjsonformatter () {this . Supportedmediatypes.add (new mediatypeheadervalue ( "text/html" )); this . serializersettings.formatting = formatting.indented; } public override void Setdefaultcon Tentheaders (type type, httpcontentheaders headers,

Objective The browser accesses the Web page through the HTTP protocol, the browser sends a request, and the server returns a result. The server is a passive receive request, if you want to reverse, the server actively send information to the browser do? There are a number of workarounds, such as round robin (browser t

, don't let things get online to discover problems... not to mention I think it's all right if I modify the action... in fact, I think it's a defect of "ASP. net ajax RC1". Why should I use a relative path? Honestly, it is better not to take actions so many strange operations? Of course, I don't know his design principles. I guess he has his own reasons. The code for solving this problem is as follows: You

Browser cache when jQuery is used in ASP. net mvc, mvcjqueryIntroduction Although jQuery provides good support for caching when calling ajax in the browser, it is necessary to know how to use http efficiently. The first thing to do is to support http get on the server side and define different URLs to output different

ASP. NET Core static File Usage tutorial (9), asp. netcore In this chapter, we will learn how to use files. Almost every web application requires an important feature: providing files (static files) from the file system ). Static files such as JavaScript files, images, an

The previous time to the ASP. NET site, on the phone full screen browsing, found always a small piece, not full screenIt was later discovered that JQuery Mobile was used at the beginningname= "Viewport" content= "Width=device-width, initial-scale=1" >Then add it to the project and you can display it in full screen.Parameter description: Width-viewport width height-viewport height initial-scale-Initial zoo