upload

问题 I'm looking for a basic code samples of how to upload files to server with HTTP POST method on Qt. My task : I have simple Qt program and I need to select any image file from the local host and upload it to the server. The selection part and GUI is simple and I have already done it, but with POST uploading I'm confused. In addition I have to say, that there is no authorization to upload file. If someone already looking this topic? PS: the reason why I'm asking and not coding my self is time,

问题 I'm creating a little photo sharing site for our home's intranet, and I have an upload feature, which uploads the photo at original size into the database. However, I also want to save the photo in four other sizes: W=1024, W=512, W=256 and W=128, but only the sizes smaller than the original size (e.g. if the original width is 511, only generate 256 and 128). The image with a width of 128 should always be generated (because it's a thumbnail). Also, the resization should always be with a

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 . What is the most straightforward method to resize an image file uploaded via a Django form as an ImageField ? 回答1: I was annoyed that I couldn't find a complete working example, only bits here and there. I

问题 Hey.. my question is how to prevent someone upload a virus or some malicious code with the extension you pretend for example i have a pdf file uploader, anyone can upload a binary with pdf camouflage there are lots of programs to do that. 回答1: There are a number of secuirty concerns that arise with uploading files. The first problem is that the file might not be the file you want, in this case a pdf. The variable $_FILES['file_name']['type'] is controlled by the attacker can never be trusted.

问题 I'm sure this has been asked before, but as I can't seem to find a good answer, here I am, asking... again. :) Is there any way, using only a mixture of HTML, JavaScript/AJAX, and PHP, to report the actual progress of a file upload? In reply to anyone suggesting SWFUpload or similar: I know all about it. Been down that road. I'm looking for a 100% pure solution (and yes, I know I probably won't get it). 回答1: If you're able to add PECL packages into your PHP, there is the uploadprogress

问题 This is my code. I got Http 400 error, can someone help me? HttpClient httpClient; HttpPost httpPost; HttpResponse response; HttpContext localContext; FileEntity tmp = null; String ret = null; httpClient = new DefaultHttpClient( ); httpClient.getParams().setParameter( ClientPNames.COOKIE_POLICY, CookiePolicy.RFC_2109) ; httpPost = new HttpPost(url); tmp = new FileEntity( data,"UTF-8" ); httpPost.setEntity( tmp ); httpPost.setHeader( "Content-Type", "multipart/form-data" ); httpPost.setHeader(

问题 I need to upload a part of a file (only the first MB). I've created a PHP script which uploads the whole file. The data ( formData Object) is passed by a ajax call. My idea would be now to split the file with javascript (jquery). Is there any solution for my request? Current code: function start(a){ //var fSize = $('#fileUpload')[0].files[0].size / 1024; var formData = new FormData(); formData.append( 'fileUpload', $('#fileUpload')[0].files[0] ); //AJAX $.ajax({ url: 'script.php', type: 'POST

问题 Has anyone come across this error when uploading to iTunesConnect. Upload precess gets to "Verifying assets with iTunes store" the I get the following error: I am working with xCode8, embedding a custom sticker app within an existing iOS application. I have temporarily removed sticker assets and included apple sample message icons to test if it was my sticker assets that were causing the issue, however when validating I receive the same error. Any thoughts? 回答1: In short: There are pictures

问题 Well, i believe this is not a Codeigniter problem per se as it is more of a mime-type . I'm trying to upload a file, a xls (or xlsx) file and the mime-type the browser and the php report is application/octet-stream instead of application/excel , application/vnd.ms-excel or application/msexcel for a xls file. Of course codeigniter upload plugin will report an error (invalid file type) as it tries to match the file extension with the mime-type. The weird(est) thing might be that the same code

问题 I am new to PHP and am following a tutorial on YouTube. I have everything working in this file, except for the file uploading, any help would be appreciated. Here is the error i am getting: *NOTE: I have looked for this many times, but could not find undefined index error relevant to $_FILES... Notice: Undefined index: avatar in /Applications/xxx on line 95 Notice: Undefined index: avatar in /Applications/xxx on line 96 Notice: Undefined index: avatar in /Applications/xxx on line 97 Notice: