Python And Django Framework And HTML 5 Stack Complete Course

Explore Python array concepts by comparing lists and NumPy arrays, and learn creation, indexing (including negative indices), length, append, remove and pop, concatenation, slicing, and multi-dimensional arrays.

Explore python keywords and identifiers, including true, false, none, and, or, not, break, continue, class, def, del, lambda, global, nonlocal, with, yield, and assertion.

Explore how Python sets are unordered and unique, immutable elements with a mutable set, and learn creation, duplication removal, and operations like union, intersection, difference, and symmetric difference.

Learn to import Python modules with aliasing, use from import and wildcard imports, and access values like pi through aliases such as m.pi or pi.

Learn python directory and file management with the os module, including getcwd for the current working directory, changing directories, listing files, and creating, renaming, and removing items.

Master Python strings: define with single, double, or triple quotes; index and slice; concatenate, format, and escape characters; learn immutability, and common methods like lower, upper, find, replace, and enumerate.

Explore Python namespaces and scope, learning how identifiers map to objects and how the id function reveals memory addresses, while examining global and nested function scopes.

Learn how global, local, and nonlocal variables work in Python, with nested functions showing nonlocal updates to outer variables and how global and local scopes interact.

Explore the Python global keyword and global scope with function one and a nested function two, showing how global x updates to 25 while inside the nested function remains 20.

Learn how Python iterators return data one at a time via the iterator protocol, using the next and __iter__ methods. Build a powers-of-two iterator with __init__ and __next__.

Explore Python inheritance and polymorphism by building base and derived classes, using super constructors, and demonstrating method sharing with bird, penguin, and parrot examples.

Demonstrates the Python break statement by generating a random number (1–19) and looping until the guess matches, then exiting the loop and printing the success message.

Explore python exception handling with try, except, and finally, addressing zero division, value and type errors, and name errors through practical demonstrations of multiple except blocks and raised errors.

Define a voters eligibility user defined exception by inheriting Exception and calling super in its constructor, raise it for under 18, and demonstrate try, except, finally and type error handling.

Learn how to declare and define Python nested dictionaries, access nested elements, add and delete entries, and iterate through nested structures with practical examples.

Demonstrate operator overloading in Python by defining a point class with x and y, implementing __str__ for printing, __add__ for addition, and __lt__ for magnitude comparison, using P1 and P2.

Explore Python decorators, including higher-order and inner functions with the @ syntax, to modify code. See examples with a simple function and a decorated division that handles division by zero.

Explore Python regular expressions to search, validate, and replace strings, using re, findall, search, iterators, and sub, with examples for email, phone, and zip code formats.

Learn how to implement recursion in Python by building a factorial function with a base case of n <= 1 and using n * factorial(n-1), illustrated with 5! = 120.

Learn Python input and output: use print with end and sep, convert input to int, format with placeholders, and import math to power with pow.