How to check if a file exists in another folder
1949
How do I check whether a file exists without exceptions?
106594
How can we check if a file Exists or not using Win32 program?
127510
Portable way to check if directory exists [Windows/Linux, C]
46735
"which in ruby": Checking if program exists in $PATH from ruby
141213
How do I check if a filename matches a wildcard pattern
129742
Script to monitor folder for new files?
90265
PHP file_exists($var) not working
9567
No such file or directory? But the file exists!
76664
How to print the name of missing files in a folder?
40229
How do I check if a variable exists?
25888
How to check if file exists on FTP before FtpWebRequest
113311
Can I make `find` return non-0 when no matching files are found?
156640
How can I check if a string exists in another string
25534
Checking if a directory exists in Unix (system call)
122527
Find files in directory with paired names
54502
Check if file is already open
10074
In C# check that filename is *possibly* valid (not that it exists)