romach

"""
This is 
multiline
comment
"""

romach

# exponentiation
10 ** 2

romach

# Get letter by index
"Word"[0] => "W"
# Length
"Word".len() => 4
# To lower case
"Word".lower() => "word"
# To upper case
"Word".upper() => "WORD"
# Convert to string
str(2) => "2"

romach

for file in binlog.*; do cp "$file" "/destination/${file}";done

romach

# reditect output to file
ls > output.sh
# redirect input from file
sort < file.txt
# redirect input and output
sort < unsorted.txt > sorted.txt
# pipeline
cat unsorted.txt | sort

romach

# from file
cat ~/.bash_history
# by command
history
# run command by number
!1234
# run last command
!!
# find command
Ctrl+r

romach

# show all aliases
alias
# create alias
alias la='ls -A'
# delete alias
unalias la

romach

str(2.0)

romach

name = "Roman"
print "Hello %s" % (name)

romach

from datetime import datetime
now = datetime.now()
print now