6
votes
1answer
159 views

How can I replace a string in a file(s)?

Replacing strings in files based on certain search criteria is a very common task. How can I replace string foo with bar in all files in the current directory? do the same recursively for sub ...
1
vote
5answers
349 views

Replacing lines in files with file contents

I have several files which contain some PHP includes and I want to substitute them with the file contents. The file looks like foo <?php include("file1.php"); ?> bar baz <?php ...
2
votes
2answers
80 views

'tie' [nonexisting] files to programs

Recently, I just had an idea which turned out to be pretty useful under certain circumstances. But first some simple explanation: In Perl, you have the option to tie variables to some functions ...
2
votes
2answers
278 views

find command for the newest 500 files in a directory tree and also be POSIX compliant

I am looking for a single line shell script or unix command to find the newest 500 files in a directory. Major constraints are it should be POSIX complaint and the directory can have tons of files.
2
votes
4answers
2k views

How to insert the content of a file into another file (if regexp) in shell/perl

File1 Contents: line1-file1 "1" line2-file1 "2" line3-file1 "3" line4-file1 "4" File2 Contents: line1-file2 "25" line2-file2 "24" Pointer-file2 "23" ...