thelinuxpoint

puts "Hello World" # this function append a new line character

print "Hello World" # this function doesn't

thelinuxpoint

# declearing global variable with $ before variable
$global_var = 2
# declearing constants with Upper case Letters
CONST = 4
# declearing Integer
x = 1
# declearing Floating point integer
y = 1.2
# declearing String
z = "this is a string"

thelinuxpoint

# Defining a Funcion Normally
def foo()
	1      # if there is no semicolon at the last line then the last line is return as function's return value
end        # this denotes the function has ended 

# Defining Function with Arguements
def sum(x,y)
	x+y    # x+y is returned
end
# Defining Function with Arguements without paranthesis

thelinuxpoint

#!/usr/bin/python3

def cool():
  print("Sha Bang Example")

cool()

thelinuxpoint

#!/bin/bash
# write the complete path
read -p "Search For File: " x; 

# -a flag to see if file exists
if [ -a $x ] ; then 
	echo "File Exists"
else
	echo "File Not Found"
fi

thelinuxpoint

#!/bin/bash

read -p "Type Two numbers with spaces : " x y 

if [ $x -gt $y ] ; then
  echo "$x is greater than $y"
elif [ $y -gt $x ] ; then
  echo "$y is greater than $x"
elif [ $x -eq $y ] ; then
  echo "$x is equal to $y"

thelinuxpoint

#!/bin/bash

echo -n "Enter the name of an animal: "
read ANIMAL
echo -n "The $ANIMAL has "
case $ANIMAL in
  horse | dog | cat) echo -n "four";;
  man | kangaroo ) echo -n "two";;
  *) echo -n "an unknown number of";;
esac

thelinuxpoint

#!/bin/bash

echo "Select any one interface :";
interface=""
for iface in $(ifconfig | cut -d ' ' -f1| tr ':' '\n' | awk NF)
do
        interface+="$iface"
        interface+=" "
done
# it splits strings using whitespace as delimeter and shows us which one to select using digits

thelinuxpoint

[A]
2975c.v.fwmrm.net=127.0.0.1
2mdn.net=127.0.0.1
ad.doubleclick.net=127.0.0.1
ad-g.doubleclick.net=127.0.0.1
ad.mo.doubleclick.net=127.0.0.1
ads.doubleclick.net=127.0.0.1
adservice.google.com=127.0.0.1
ads.youtube.com=127.0.0.1
ad.youtube.com=127.0.0.1

thelinuxpoint

#![no_std]
#![no_main]

use panic_halt;
use cortex_m::asm::delay;
use cortex_m_rt::entry; // The runtime
use embedded_hal::digital::v2::OutputPin; // the `set_high/low`function

use stm32f1xx_hal::{delay::Delay, pac, prelude::*}; // STM32F1 specific functions
use stm32f1xx_hal::usb::{Peripheral, UsbBus};