unix-commands.ps1

# pwd
PS> Get-Location # or gl or pwd

# ls
PS> Get-ChildItem # or gci or dir or ls

# cd
PS> Set-Location # or sl or chdir or cd

# cp
PS> Copy-Item # or copy or cpi or cp

# mv
PS> Move-Item # or move or mi or mv

# cat
PS> Get-Content # or gc or type

# mkdir
PS> New-Item -ItemType Directory  # use ni for short

# touch
PS> New-Item -ItemType File  # use ni for short

# rm
PS> Remove-Item # or del or erase or ri

# rm -rf
PS> Remove-Item -Recurse -Force

# head or tail
PS> Select-Object -first  # or -last
# usage: Get-Process | Select-Object -first 10

# find
PS> Get-ChildItem -filter *.rb -recurse .
# but for a slightly easier to read version:
PS> Get-ChildItem -filter *.rb -recurse . | Select-Object FullName