Retrieve image from database in asp.net
How to retrieve images from sql database in asp.net using c#.
How to retrieve images from sql database in asp.net using c#.
For a long time now I have noticed something annoying when working on Web Application projects involving databased images on my local machine. By local I mean that it’s a typical environment with VS 2008 and SQL Server 2005 on my workstation. Whenever I use an HttpHandler to display the images on my local, only some of the images render on each page load.
I’ve been experiencing this problem now for quite sometime and have decided to try and get to the bottom of it once and for all by posting the question here for some thought. I have an image handler in a .net 4 website located here:
I’ve done a good bit of research to find an upload component for .NET that I can use to upload large files, has a progress bar, and can resume the upload of large files. I’ve come across some components like AjaxUploader, SlickUpload, and PowUpload, to name a few. Each of these options cost money and only PowUpload does the resumable upload, but it does it with a java applet. I’m willing to pay for a component that does those things well, but if I could write it myself that would be best.
Just don’t get it what i’m doing wrong..
i’ve been looking for dozens of similar questions, yet still got misunderstandings…
when i call CallHandler function from JS, i always get ‘Request Failed’ alert.
please help me.
I have an mvc app developed and tested with Cassini. Deployed to my site on GoDaddy, and the default page comes up fine. Click to log in, and I get a 404.
I need to track when a pdf is opened in my web app. Right now I am writing to a database when a user clicks on the link and then using window.open from the code behind which isn’t ideal since Safari blocks popups and other web browsers give a warning when it runs so I was thinking would a Filehandler be what I need to use. I haven’t used a Filehandler in the past so is this something that would work? The pdf is not in binary form, it’s just a static file sitting in a directory.
There are several questions about leveraging browser caching but I didn’t find anything useful for how to do this in an ASP.NET application. Google’s Pagespeed tells this is performance biggest problem.
So far I did this in my web.config:
What is an HttpHandler in ASP.NET? Why and how is it used?
I am trying to access the Session variable in Asp.Net ashx handler as shown below.