Using If, then...fi command how to determine if user has input correct file format?
117447
bash: how do you return file extensions?
138961
In Bash, how can I check if a string begins with some value?
71869
How to test if a file is "complete" (completely written) with Java
23208
How can I check if a file exists in Perl?
121972
syntax error for then and fi
54502
Check if file is already open
116434
How to identify the file type of a file?
78070
Turn a string into a valid filename?
106594
How can we check if a file Exists or not using Win32 program?
133901
How to identify whether a file is normal file or directory
67339
if recursively find ext, then, else on unix
42876
How do I Validate the File Type of a File Upload?
63871
How to find what device a file is on (and use that in a script)?
34473
Determining if a file is a hard link or symbolic link?
71207
How can I check if a gzipped file is empty?
104661
How can I check file size in Python?
158427
Is it possible to detect file location when running it?