File type detection tools: Mime Type Detection Utility DROID (Digital Record Object Identification) ftc – File Type Classifier JHOVE, JHOVE2 NLNZ Metadata Extraction Tool Apache Tika TrID, TrIDNet Oracle Outside In (commercial) Forensic Innovations File Investigator TOOLS (commercial)
Use xdg-utils from freedesktop.org Portland. Register the icon for the MIME type: xdg-icon-resource install –context mimetypes –size 48 myicon-file-type.png x-application-mytype Create a configuration file (freedesktop Shared MIME documentation): <?xml version=”1.0″?> <mime-info xmlns=”http://www.freedesktop.org/standards/shared-mime-info”> <mime-type type=”application/x-mytype”> <comment>A witty comment</comment> <comment xml:lang=”it”>Uno Commento</comment> <glob pattern=”*.myapp”/> </mime-type> </mime-info> Install the configuration file: xdg-mime install mytype-mime.xml This gets your files … Read more
edwardxu’s solution works perfectly for me. Just to clarify a bit: PackageManager packageManager = getActivity().getPackageManager(); if (intent.resolveActivity(packageManager) != null) { startActivity(intent); } else { Log.d(TAG, “No Intent available to handle action”); }
One of my old open source project include an Icon class that does exactly that, feel free to rip it, seeing the age I put this file in the public domain anyway it’s just PInvoke for most part. To get an icon you use for example : Icon zipIcon = BlackFox.Win32.Icons.IconFromExtension(“.zip”, SystemIconSize.Small); Full sample : … Read more
Take a look in: HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\ and the sub-key of that is the extension you reassigned. Under that there will be the UserChoice and OpenWithList sub-keys which will contain your redefinition. You may also want to read http://support.microsoft.com/kb/950505 which talks about your issue. Update As of Windows 8, life has gotten far more complicated. To create … Read more
If you are talking about security problem (people uploading huge file to your bucket), yes, You CAN restrict file size with browser-based upload to S3. Here is an example of the “policy” variable, where “content-length-range” is the key point. “expiration”: “‘.date(‘Y-m-d\TG:i:s\Z’, time()+10).'”, “conditions”: [ {“bucket”: “xxx”}, {“acl”: “public-read”}, [“starts-with”,”xxx”,””], {“success_action_redirect”: “xxx”}, [“starts-with”, “$Content-Type”, “image/jpeg”], [“content-length-range”, … Read more
Here’s a full, complete example with a bit more detail and cleaner code than in the linked question and should provide a better answer. Quite timely as I’ve recently finished porting the code posted previously, to use proper ProgId elements so this is fresh in my mind 😉 In regards to the ‘what here’, you … Read more
Here is how I used it sometime back. I’m assuming you are providing the attachment as a server response. I set the response header like this from my REST service response.setHeader(“Content-Disposition”, “attachment;filename=XYZ.csv”); function(response, status, xhr){ var filename = “”; var disposition = xhr.getResponseHeader(‘Content-Disposition’); if (disposition && disposition.indexOf(‘attachment’) !== -1) { var filenameRegex = /filename[^;=\n]*=(([‘”]).*?\2|[^;\n]*)/; var … Read more
The below just uses the mime types to validate a file, then checks the size of both. For a list of most mime types see here or google. function allowed_file(){ //Add the allowed mime-type files to an ‘allowed’ array $allowed = array(‘application/doc’, ‘application/pdf’, ‘another/type’); //Check uploaded file type is in the above array (therefore valid) … Read more
Google Docs: application/vnd.google-apps.document application/vnd.google-apps.kix Google Presentations: application/vnd.google-apps.presentation Google Spreadsheets: application/vnd.google-apps.spreadsheet Google Drawing: application/vnd.google-apps.drawing See here for more information. Here is a long list of Google Docs and Google Drive MIME types (it is not exhaustive): application/vnd.google-apps.audio application/vnd.google-apps.document application/vnd.google-apps.drawing application/vnd.google-apps.file application/vnd.google-apps.folder application/vnd.google-apps.form application/vnd.google-apps.fusiontable application/vnd.google-apps.kix application/vnd.google-apps.photo application/vnd.google-apps.presentation application/vnd.google-apps.script application/vnd.google-apps.sites application/vnd.google-apps.spreadsheet application/vnd.google-apps.unknown application/vnd.google-apps.video