Recognize file type by content
20562
How do I change the MIME type for a file?
34473
Determining if a file is a hard link or symbolic link?
1300
Correlating filename with package
75299
How to find the type of an img file and mount it?
3531
Determine if uploaded file is image (any format) on MVC
123712
How to list .txt files with specific content?
84457
How to associate file type with MacOS X App without launching it first?
1533
Best way to change content type on a existing file in a document library
128442
Determine whether a particular file is compressed
79331
Effective way to find any file's Encoding
51113
How to determine file, function and line number?
143106
How to serve unknown file types from IIS 7
73663
bpy/file browser: get selected file names
133103
Using find to find a file with a certain name and contents
55512
Listing files with given characters in their name
63343
How does Ubuntu know what file type a file without extension is?
109773
Finding all "Non-Binary" files