Blockchain Developer Course - Python Js React in Karachi, Lahore, Islamabad, Pakistan

Blockchain Developer Course – Python Js React

Want to add learn software programming, while adding relevant languages/technologies to your portfolio? This course is perfect. According to stackoverflow (2019 developer survey), Python is the fastest-growing major programming language today. React.js is the most loved web framework. And there’s no doubt that blockchains and cryptocurrencies are on the cutting edge of modern technology.

Want to learn Python and/or JavaScript? This course is for all levels. If you’re a newcomer, you’ll get a from-scratch experience. But the course journey is completely in your hands. If you’re more experienced, feel free to skip the introductory sections for Python and JavaScript to get right into building the project.

Course Key Learnings

How to build a blockchain and cryptocurrency system from scratch.
The fundamentals of python – data structures, object-oriented programming, modules, and more.
The ins and outs of hashing and sha256.
Encoding and decoding in utf-8.
Testing Python applications with pytest.
Python virtual environments.
The concept of proof of work, and how it pertains to mining blocks.
Conversion between hexadecimal to binary.
HTTP APIs and requests.

Course Outline

Python Fundamentals

Section Preview: Python Fundamentals
Set up Python and other Software Installations (Mac, Linux, and Windows)
Python Interpreter and Fundamentals
Strings and Variables
Functions
Control Flow: Booleans, Comparison Operators, and If Statements
Loops: While and For
Data Structures: Lists, Sets, and Dictionaries
Overview: Classes and Object-Oriented Programming
Code: Classes and Object-Oriented Programming
Section Summary: Python Fundamentals

Start The Blockchain Application

Course Repository
Mining Blocks and the Genesis Block
Update add_block and Static Methods
The Hashing Algorithm Part 1
Hashing and SHA-256
Encoding and Decoding in UTF-8 | An Overview
The Hashing Algorithm Part 2, and Lambda Functions
Section Summary: Start the Blockchain Application

Test The Application

Section Preview: Test the Application
Virtual Environments, Pip, and Pytest
Organize the Application into Package
Test the Application
Test the Blockchain
Section Summary: Test the Application

Proof of Work

Section Preview: Proof of Work
Proof of Work and the 51% Attack
Difficulty and the Nonce Value
Dynamic Difficulty and the Mine Rate
Test Adjust Difficulty
Proof of Work System | Average Work Script
Hex to Binary Conversion
Test hex_to_binary
Section Summary: Proof of Work

Preparing The Blockchain For Collaboration

Section Preview: Preparing the Blockchain for Collaboration
Chain Validation and Replacement Overview
Validate a Block
Test is_valid_block
Chain Validation
Chain Replacement
Section Summary: Preparing the Blockchain for Collaboration

The Blockchain Network – Flask API and Pub/Sub

Section Preview: The Blockchain Network
APIs, HTTP, and Flask Overview
Set Up Flask
GET the Blockchain Data
Respond with the blockchain as JSON
Mine Block Request
Real-Time Messaging Network through Pub/Sub
Set up PubNub
PubSub Class
Peer Instances
Broadcast Blocks
Add Received Blocks
Synchronize a Peer on Startup
Section Summary: The Blockchain Network

The Crypto Currencies: Wallets, Keys, Transactions

Section Preview: The Cryptocurrency
Wallets, Keys, and Transactions Overview
Wallets and Cryptography Module
Sign Data
Verify Signatures
Test the Wallet
Transactions
Test Transactions
Transaction Updates
Test Transaction Updates
Validate Transactions
Section Summary: The Cryptocurrency

Transactions on the Network

Section Preview: Transactions on the Network
Download Postman
Transact Endpoint
Serialize the Wallet Public Key
Encode the Signature and a Successful POST Transact
Transaction Pool: Overview
Transaction Pool: Code
Broadcast Transactions
Transaction Updates in the API and Truthy/Falsy values
Section Summary: Transactions on the Network

Connect the Blockchain and Crypto Currencies

Section Preview: Connect the Blockchain and Cryptocurrency
Mine Transactions
Test App Script
Clear Blockchain Transactions
Calculate Wallet Balances: Overview
Calculate Wallet Balances: Code
Test Calculate Wallet Balance
Balance Property and Wallet Info Endpoint
Mining Reward
Validate Mining Rewards
Transaction Chain Validations
Test Transaction Chain Validations
Check Historic Balances
Section Summary: Connect the Blockchain and Cryptocurrency

The Backend Review and Fronted Preview

The Backend Review and Frontend Preview

From Python to JavaScript

Section Preview: From Python to JavaScript
From Python to JavaScript | Part 1
From Python to JavaScript | Part 2
Section Summary: From Python to JavaScript

Introduction to Web Development , React, and React Hooks

Section Preview: Introduction to Web Development, React, and React Hooks
A 7m Introduction to Web Development (and its relationship to React)
The Core Concepts of React
Install Node.js and Npx
Set Up the Application
Use State
Use Effect
The React Runtime and How React Applies Hooks
Use State Under the Hood
Section Summary: Introduction to Web Development, React, and React Hooks

Frontend Blockchain

Section Preview: Frontend Blockchain
Wallet Info Display
Backend Interlude: Cors
Blockchain Component
Block Component and Props
Transaction Component
Toggle the Transaction Data
Backend Interlude: Seed the Backend with Data
Backend Interlude: Blockchain Pagination Endpoints
Paginated Blockchain in the Frontend
Section Summary: Frontend Blockchain

Frontend Cryptocurrencies

Frontend Cryptocurrency
Conduct Transaction Component
React Router and History
Known addresses: Backend and UI
Transaction Pool: Backend and UI
Navigate to transaction-pool and Poll Transactions
Mine Transactions Frontend

Requirements

You can be new to Python.
You can be new to JavaScript.
You can be new to blockchains and cryptocurrencies.
You can be new to React.
If you are a complete beginner to programming, you may find this course fast paced. Everything is explained from scratch. But, there’s a lot of concepts: Python, the blockchain, JavaScript, React, and more. It might help to do a couple introductory programming tutorials first.

skills that you’ll gain from the course:

How to build a blockchain and cryptocurrency system from scratch.
The fundamentals of python – data structures, object-oriented programming, modules, and more.
The ins and outs of hashing and sha256.
Encoding and decoding in utf-8.
Testing Python applications with pytest.
Python virtual environments.
The concept of proof of work, and how it pertains to mining blocks.
Conversion between hexadecimal to binary.
HTTP APIs and requests.
How to create APIs with Python Flask.
The publish/subscribe pattern to set up networks.
When to apply the concepts of serialization and deserialization.
Public/private keypairs and generating data signatures.
The fundamentals of JavaScript.
Frontend web development and how web applications are constructed.
The core concepts of React and React hooks.
How the React engine works under the hood, and how React applies hooks.
CORS – and how to get over the CORS error properly.
How to build a pagination system.

Who this course is for:

Those looking to add Python, JavaScript, or React to their programming skill set.
Rising engineers searching for an interesting project to add to their software portfolio.
Entrepreneurs researching the foundation for their next product.
Anyone looking for supplementary materials for other Python, JavaScript, blockchain, or general programming courses.
Python developers wanting to learn about the blockchain, cryptocurrencies, and/or React and JavaScript.
Students of any of my previous blockchain courses, who want to leverage their knowledge to learn Python.