TeWu

TCP client and multithreaded server in 14 lines of Ruby code

Server:

require "socket"
server = TCPServer.open(2626)
loop do
	Thread.fork(server.accept) do |client| 
 client.puts("Hello, I'm Ruby TCP server", "I'm disconnecting, bye :*")

zipizap

#!/bin/bash
DHCLIENTCONF_FILE="/etc/dhcp3/dhclient.conf"

#Prepend Opendns name-servers into DHCLIENTCONF_FILE

if [ "$(id -u)" -ne 0 ]; then
  echo "Must be run as root"
  exit 1
fi
if [ "$(egrep '^prepend domain-name-servers' $DHCLIENTCONF_FILE | wc -l)" -ne 0 ]; then

zipizap

#!/bin/bash
CURR_DIR="$(basename $PWD)"
BCKP_FILE="$HOME"/"$CURR_DIR""_Backup_""$(date +%F_%T)"".zip"

echo "..Starting executing"
echo "..Going to backup the current directory ('$CURR_DIR') into"
  echo "    $BCKP_FILE"
  echo -n "---> Continue [Y/n] ? " && read CONTINUE  
    [ -z "$(echo $CONTINUE| grep -i 'y')" ] && echo "..Aborting" && exit 1
cd .. && zip -9r $BCKP_FILE "$CURR_DIR" | sed -u 's/^/.... /g'