latest

Author: MontessoriVisualization

getStarted/html-css/postion.html

@@ -0,0 +1,45 @@
+import math
+print(math.sqrt(16))
+print(math.pi)
+print(dir(math)) # to see all the functions and variables in math module
+
+print("hello world")
+# This is a comment
+        # function add(a, b){
+        #     console.log(a + b);
+        # }
+def add(a, b):
+    return a + b
+
+#is eligable to vote
+def is_able_to_vote(age):
+    if age >= 18:
+        return True
+    else:
+        return False
+
+# Text Type:	str(sting in js)
+# Numeric Types:	int, float, complex(number in js)
+# Sequence Types:	list, tuple, range(array in js)
+# Mapping Type:	dict(object in js)
+# Set Types:	set, frozenset(set in js)
+# Boolean Type:	bool(boolean in js)
+# None Type:	NoneType(null in js)
+
+
+import os
+print(os.getcwd()) # to get the current working directory
+import sys
+print(sys.platform) # to get the platform information
+print(sys.version) # to get the python version
+# mutable and immutable data types
+
+
+number = 10
+print(number)
+number = 20
+print(number)
+
+# modules are pre written code that we can use in our program
+# foreg example: math module, random module, datetime module etc. we can import these modules and use their functions in our program.
+

getStarted/python.zip

@@ -0,0 +1,38 @@
+# from hello import add
+# print(add(2, 3))
+
+# innerworking of python
+# 1. python code ==> bytecode ===> vm(pthon interpreter) 
+#         (compile(convert))      
+
+def add(a, b):
+    return a + b
+pi = 3.14
+
+# mutable and inmutable data types in python
+a=10
+# a =====> 10
+# ||
+# ||
+# ||
+# \/
+# 20 <======b
+# 
+a=20
+b=20
+print(a == b) # True because both a and b are pointing to the same memory location where the value 20 is stored
+print(a is b) # True because both a and b are pointing to the same memory location where the value 20 is stored
+
+x = ["apple", "banana"]
+y = ["apple", "banana"]
+z = x
+
+print(x is z)# True because both x and z are pointing to the same memory location where the list is stored
+print(x is y)# False because x and y are pointing to different memory locations where the lists are stored
+print(x == y)# True because the values of x and y are the same even though they are stored in different memory locations
+print(x == z)# True because the values of x and z are the same and they are stored in the same memory location
+print(x is not y) # True because x and y are pointing to different memory locations where the lists are stored
+print(x is not z) # False because x and z are pointing to the same memory location where the list is stored
+print(id(x)) # to see the memory location of x
+print(id(y)) # to see the memory location of y
+print(id(z)) # to see the memory location of z

getStarted/python/01python/01_hello.py

@@ -8,4 +8,5 @@
 print("type of ",complex_num, "is", type(complex_num))
 
 import random
-print(random.randint(1, 100)) # to generate a random number between 1 and 100
+print(random.randint(1, 100)) # to generate a random number between 1 and 100
+

getStarted/python/01python/02_python.py

@@ -51,4 +51,15 @@
 name = "saugat"
 age = 25
 print("Hi my name is " + name + " and I am " + str(age) + " years old") # using concatenation
-print(f"Hi my name is {name} and I am {age} years old") # using f string
+print(f"Hi my name is {name} and I am {age} years old") # using f string
+#in js console.log(`Hi my name is ${name} and I am ${age} years old`)
+
+#escaping characters in string
+print("He said, \"Hello World!\"") # to print double quotes in a string we can use \ before the double quotes
+print('He said, "Hello World!"') # to print double quotes in a string we can use \ before the double quotes
+
+# \n is used to print in a new line
+#  \t is used to print a tab space 
+# \b is used to print a backspace
+
+

getStarted/python/01python/number.py getStarted/python/01python/03_number.pygetStarted/python/01python/number.py renamed to getStarted/python/01python/03_number.py

@@ -0,0 +1,27 @@
+#conversion of data types in  python
+
+# number to string
+num = 10.3
+complex_num = 2 + 3j
+str_num = str(num)#"10.3"
+str_complex_num = str(complex_num)#"(2+3j)"
+
+# string to number
+str_num = "10.3"
+num = float(str_num)#10.3
+str_complex_num = "2 + 3j"
+complex_num = complex(str_complex_num)#(2+3j)
+
+# name="saugat" X
+# name=int(name) # this will give an error because we cannot convert a string to an integer
+
+# number and string to boolean
+num = 0
+str_num = ""
+bool_num = bool(num) # this will give False because 0 is considered as False in python
+bool_str_num = bool(str_num) # this will give False because an empty string is considered
+none_value = None
+bool_none_value = bool(none_value) # this will give False because None is considered as False in python
+print("bool of num:", bool_num)
+print("bool of str_num:", bool_str_num)
+print("bool of none_value:", bool_none_value)

getStarted/python/01python/string.py getStarted/python/01python/04_string.pygetStarted/python/01python/string.py renamed to getStarted/python/01python/04_string.py

@@ -26,3 +26,5 @@
 number = int(input("Enter a number: "))
 result = "Even" if number % 2 == 0 else "Odd"
 print("result:", result)
+
+