SkPhilipp/docker-howdoi

Dockerized Howdoi

Setup

docker pull skphilipp/howdoi
alias howdoi="docker run skphilipp/howdoi"

Run

howdoi multiline cat -n4

Results

--- Answer 1 ---
<<[-]word
                  here-document
          delimiter

--- Answer 2 ---
#!/bin/bash

kernel="2.6.39"
distro="xyz"
cat >/etc/myconfig.conf <<EOL
line 1, ${kernel}
line 2, 
line 3, ${distro}
line 4 line
... 
EOL

cat /etc/myconfig.conf

--- Answer 3 ---
ExecStartPre=/bin/sh -c '/usr/bin/cat <<EOFDefaults > /tmp/test \
    option1=value1 \
    option2=value2 \
    EOFDefaults'

--- Answer 4 ---
cat << EndOfMessage
This is line 1.
This is line 2.
Line 3.
EndOfMessage