image-uploading

问题 I am interested in building a Rails based system for handling the display and organization of large amounts of photos. This is sort of like Flickr but smaller. Each photo will have metadata associated with it. Photos will be shown in a selectable list and grid view. It would be nice to be able to load images as they are needed as well (as this would probably speed things up). At the moment I have a test version of my database working by images loading from the assets/images directory but it

问题 Hi I have problem with upload image in jquery. When i uplaod image ,show me errors. How do i solve this peroblem ? I can't use the form to dropzone because it is in another form. Errors: POST http://localhost:3000/upload 400 (Bad Request) Object {error: Object} code html <div class="dropzone" action="/upload" encType="multipart/form-data" method='post' id="id_dropzone" > <div class="dz-message"> ِDrop file here to upload </div> </div> Code JQUERY $(document).ready(function(){ Dropzone

问题 I would like to show an image and its dimensions on the client before uploading it to the server. Whenever I try to create an Image widget of gwt ext, it doesn't accept a local file (on the file system). It only accepts http requests. I also tried String img = GWT.getHostPageBaseURL() + "image_name" and the replace function but with same result. Finally I moved to ImagePreloader but its also needs a URL. ImagePreloader.load("URL of image", new ImageLoadHandler() { public void imageLoaded

问题 i was trying to upload image using cakephp , i got the following error : Notice (8): Array to string conversion [CORE\Cake\Model\Datasource\DboSource.php, line 1009] <?php echo $this->Form->create('User',array('type'=>'file')); echo $this->Form->input('profile_pic', array('type'=>'file')); echo $this->Form->end('submit'); ?> anything wrong with what i've did ? 回答1: You study cakephp manual properly HOW form type can be File ?????? :) Use this <?php echo $this->Form->create('User',array(

问题 It's difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical and cannot be reasonably answered in its current form. For help clarifying this question so that it can be reopened, visit the help center. Closed 6 years ago . I have upload below 70 kb image upload perfectly on server. manage server cpanel view already set php.ini file max_upload =2000mb max-exe-time = 300 max input time =600 php.ini file is everything ok. My problem

问题 This is driving me crazy! I have stayed for 2 nights trying to solve this error. I also searched this problem all over "Google" can't seem to find the right answer. I want to update image using PHP. The code seems to be working with the sole exception of the error message that says: "43ERROR: Could not able to execute 1. You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '1' at line 1". Please help me! I will

问题 Honestly, I'm not very good at php, so I'm asking for help. Here is code for image upload PHP session_start(); require_once('../odliczanie/connect.php'); $prof = basename($_FILES["file"]["name"]); $uploadOk = 1; if($prof != ""){ $target_dir = "../odliczanie/images/prof/"; $target_file = $target_dir . basename($_FILES["file"]["name"]); $imageFileType = pathinfo($target_file,PATHINFO_EXTENSION); // Check if image file is a actual image or fake image if(isset($_POST["submit"])) { $check =

问题 I'm using Facebook graph API to post an Image to a page. UploadImage() { let params = { url: "https://www.facebook.com/images/fb_icon_325x325.png", published: true, access_token: this.accessToken }; this.fb.api('/543337362691456/photos', 'post', params).then().catch(this.handleError); } This code works perfectly. But I want to select a file from computer and upload that image to facebook. In order to do that, How I'm suppose to set the url of a local file to url:" " if I just select the path

问题 How to save and retrieve binary image data to picture box in Winforms using C#? I have tried this ms = new MemoryStream(); pictureBox1.Image.Save(ms, ImageFormat.Jpeg); byte[] photo_aray = new byte[ms.Length]; ms.Position = 0; ms.Read(photo_aray, 0, photo_aray.Length); SqlCommand cmd1 = new SqlCommand("insert into Registration(Photo)values('"+photo_aray+"') It is saving but when trying to retrieve, an error "parameter is invalid" is showing up. I have tried this for search photo_aray = (byte[

问题 I've following HTML code to upload image file : <form id="request_form" method="post" enctype="multipart/form-data" action="print.php"> <input type="file" name="student_image" id="student_image" accept="image/*" capture/> <button type="submit">Submit</button> </form> PHP code is as follows : <?php print_r($_FILES);// Here I'm getting blank $_FILES array for few specific image files which are greater than 10 MB in size ?> Following are the file upload setting from my php.ini file: upload_max