glegoux

#!/usr/bin/env python3

import subprocess

r = 1

screens = [l.split() for l in 
    subprocess.check_output(["xrandr"]).decode("utf-8").strip().splitlines()
    if " connected" in l]

glegoux

#!/usr/bin/env bash
#
# httpserver.bash
#
# usage: bash httpserver.bash [IP_ADDRESS] [PORT]
#        By default it serves HTTP on 127.0.0.1 port 8000.  
#
# A HTTP server is based on TCP protocol.
# You can run only one service on the same port and same network interface.
# But you can run 2 HTTP Servers on the same port for 2 different network

glegoux

#!/usr/bin/env bash
# Set the title of your terminal tab

title="$1"
echo -n -e "\033]0;${title}\007"

glegoux

#!/usr/bin/env bash
#
# Know operating system and resources on a computer running on GNU/Linux

echo "* kernel version"
uname -srov
echo "* distribution version"
cat /etc/os-release
echo "* hardware platform version"
uname -mi

glegoux

#!/usr/bin/env sh
#
# You can see all available shell with cat /ect/shell .
# The Linux available shells are: sh (or dash), bash, zsh, ksh, tcsh, fish

ps -p $$ --no-headers -o cmd
# or ps | grep -E "^$$" | awk '{print $NF}'

glegoux

#!/usr/bin/env python3
#
# udpclient.py
#
# Required that UDP server runs on 127.0.0.1 port 8000.
# See Gist udpserver.py.
#
# Send UDP message to UDP server.
#
# usage: python3 udpclient.py

glegoux

#!/usr/bin/env python3
#
# udpserver.py
#
# See Gist udpclient.py to send a UDP message.
#
# Run UDP server on 127.0.0.1 port 8000.
#
# usage: python3 udpserver.py

glegoux

1) Generate your pair of SSH keys:

ssh-keygen -t rsa -b 4096 -C "<email>@example.com"

Add a passphrase is better. Here your pair of keys:

• private key: without extension (keep that secret only for you)
• public key : with extension .pub (for everybody)

glegoux

#!/usr/bin/env bash
#
# compress-img.bash
#
# Reduce size by 50% for each given image by copying that in 
# a new folder ./compressed.
#
# You can reduce size or quality of each image, if you don't want,
# send a link to application where there are your images. And this
# script is usless for your use case.

glegoux

#!/usr/bin/env bash
#
# pdf-to-booklet.bash
#
# Convert document pdf with A4 format as a booklet with A5 format.
# A output/ folder will be created in the current directory containing:
# - input.pdf  : original modified pdf document (with blank pages, to have a
#                number of pages which is a multiple of 4).
# - output.pdf : booklet
#