Count and sort by file extension in folder

One liner to count all files by extension in folders and subfolders.

find . -type f | sed 's/.*\.//' | sort | uniq -c | sort -nr

Grep in utf16 file

A quick way to grep in utf16 by converting it to utf-8 on the fly

iconv -f utf-16 -t utf-8 file.txt | grep query

recursive grep in Powershell

The eqvivalent of grep -r in Powershell

Get-ChildItem -Recurse -Include *.txt -Path . | Select-String -Pattern "foobar"

grep on a remote machine and save output to local machine

Grep on a remote machine and save output to local machine This particular example grep is used for trying to find deleted files on an disk in linux

ssh user@remotehost "grep -a  -P 'searchterm' /dev/md2" > output.txt