Lost your /dev/null by accidently shoving a file there as root? Use the following to recreate:
rm /dev/null; mknod -m 666 /dev/null c 1 3…
Writing Archive
find – what you’re looking for and more
Using find on the command line as su is a great way to remove spent sessions from your /tmp directory for instance.
find -user theusersname -delete
Will remove all instances of that users files. A great quick way to clean up after a rogue application in development.…
Change word in all files in directory (+recursively)
These commands will replace all instances of ‘foo’ with ‘bar’ in all files in the current working directory and any sub-directories.
Current Directory:
sed -i s/foo/bar/g *
Recursively:
find * -type f -exec sed -i s/foo/bar/g {} \;…