image-upload

问题 I'm trying to create the wcf service which will upload the files like pdf,doc,xls,images but pdf, txt files are uploading and opening properly but when i'm trying to upload the image file then the file is getting uploaded but the image is not visible [OperationContract] [WebInvoke(Method = "POST", UriTemplate = "Upload/{fileName}")] string Upload(string fileName, Stream fileContents); using (FileStream fs = new FileStream("my path", FileMode.Create)) { fileContents.CopyTo(fs); fileContents

问题 I need to upload profile images into diferent folders in Django. So, I have a folder for each account, and the profile image have to go to the specific folder. How can I do that? Here is my uploadprofile.html <form action="{% url 'uploadimage' %}" enctype="multipart/form-data" method="POST"> {% csrf_token %} <input type="file" name="avatar" accept="image/gif, image/jpeg, image/png"> <button type="submit">Upload</button> </form> And here is my view in views.py def uploadimage(request): img =

问题 ı want to upload image with jquery post. ı dont want to use form. the problem is ı just got image name, ı cant use this: $size=filesize($_FILES['image']['tmp_name']); $copied = copy($_FILES['image']['tmp_name'], $newname); my jquery function: $('#add').click(function(){ var image=$('#image').val(); $.post( 'select.php?p=up', {img:image}, function(answer){ $('#sonuc').html(answer); } ); }); html code: <form name="newad" method="post" enctype="multipart/form-data" action="" id="form"> <table>

问题 I want to upload images to my server from browser window. However, the upload field will be visible for everyone, so I need to set up some restrictions. I've only found the w3schools file upload (and as of w3fools.com I don't trust it). I want the restrictions to be: Maximum size 2,5M Image types jpg, jpeg, png, gif So here's the code that w3schools provides, but it won't actually save the file anywhere? I've modified it a bit to meet my needs. <?php $allowedExts = array("jpg", "jpeg", "gif",

问题 I'm building an asp.net mvc application where users can attach a picture to their profile, but also in other areas of the system like a messaging gadget on the dashboard that displays recent messages etc. When the user uploads these I am wondering whether it would be better to store them in the database or on disk. Databse advantages easy to backup entire database and keep profile content/images with associated profile/user tables when I build web services later down the track, they can just

问题 I'm facing an issue when returning the filename after uploading the files. When I press the submit button its uploading the image to folder but I'm not getting the filename. This is the code: CONTROLLER: public function add() { $title = $this->input->post('title'); $files = $this->do_upload(); //print_r($files); $this->user->in($title,$files); } public function do_upload() { $name_array = array(); $files = $_FILES; $cpt = count($_FILES['userfile']['name']); for($i=0; $i<=$cpt-1; $i++) { $

问题 I can't get to upload images using paperclip. Whenever I choose the file and submit the page reloads and says "no file chosen". My code trip.rb class Trip < ActiveRecord::Base has_many :images accepts_nested_attributes_for :images, :allow_destroy => true attr_accessible :messages_attributes end The form <%= f.fields_for :images do |image_fields| %> <% if image_fields.object.new_record? %> <%= image_fields.file_field :image %> <% end %> <% end %> Image.rb class Image < ActiveRecord::Base

问题 I have a website which needs to upload multiple images at a time. So I want to know what is the process of posting image file through JMeter? 回答1: You'll need the following: In HTTP Request Sampler: Select "POST" method from drop-down. Check "Use multipart/form-data for POST" box Provide correct input name, MIME type and path for the file to be uploaded. See Upload and Download Scenarios with Apache JMeter guide for more details. 回答2: If you need to upload multiple images best option is to go

问题 I have an image upload function that uploads form with image like this: iframe(url, { form: dom.byId("myform"), handleAs: "json", timeout: 5000, method: "POST" }).then(function () { console.log("Success"); }, function (Err) { console.log(Err); }); On server side I get the image, but on client side I get TypeError: Cannot read property 'value' of undefined↵ at I [as handleResponse] (http://ajax.googleapis.com/ajax/libs/dojo/1.9.2/dojo/request/iframe.js:9:114)↵ at r (http://ajax.googleapis.com

问题 This question already has answers here : Closed 8 years ago . Possible Duplicate: Upload image to server using C#/.NET and storing filename in DB How to upload image from a C# application to SQL Server 2005 回答1: using (SqlConnection Conn = new SqlConnection(ConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString)) { try { const string SQL = "INSERT INTO [BinaryTable] ([FileName], [DateTimeUploaded], [MIME], [BinaryData]) VALUES (@FileName, @DateTimeUploaded, @MIME,