π§Ώ ReactJS Cheat-Sheet
This Post includes a ReactJs cheat sheet to make it easy for our followers to work with Reactjs.
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π
Objects as Structs in JavaScript!!
While JavaScript does not have a direct equivalent to structs, its objects can be used in similar ways to group related data and behavior.
This flexibility allows for a wide range of programming styles, including object-oriented programming.
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β¨οΈπβ¨οΈ Frontend RoadMap In 180 Days
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Where Each Programming Language Shines ππ¨π»βπ»
β― C β OS Development, Embedded Systems, Game Engines
β― C++ β Game Development, High-Performance Applications, Financial Systems
β― Java β Enterprise Software, Android Development, Backend Systems
β― C# β Game Development (Unity), Windows Applications, Enterprise Software
β― Python β AI/ML, Data Science, Web Development, Automation
β― JavaScript β Frontend Web Development, Full-Stack Apps, Game Development
β― Golang β Cloud Services, Networking, High-Performance APIs
β― Swift β iOS/macOS App Development
β― Kotlin β Android Development, Backend Services
β― PHP β Web Development (WordPress, Laravel)
β― Ruby β Web Development (Ruby on Rails), Prototyping
β― Rust β Systems Programming, High-Performance Computing, Blockchain
β― Lua β Game Scripting (Roblox, WoW), Embedded Systems
β― R β Data Science, Statistics, Bioinformatics
β― SQL β Database Management, Data Analytics
β― TypeScript β Scalable Web Applications, Large JavaScript Projects
β― Node.js β Backend Development, Real-Time Applications
β― React β Modern Web Applications, Interactive UIs
β― Vue β Lightweight Frontend Development, SPAs
β― Django β Scalable Web Applications, AI/ML Backend
β― Laravel β Full-Stack PHP Development
β― Blazor β Web Apps with .NET
β― Spring Boot β Enterprise Java Applications, Microservices
β― Ruby on Rails β Startup Web Apps, MVP Development
β― HTML/CSS β Web Design, UI Development
β― GIT β Version Control, Collaboration
β― Linux β Server Management, Security, DevOps
β― DevOps β Infrastructure Automation, CI/CD
β― CI/CD β Continuous Deployment & Testing
β― Docker β Containerization, Cloud Deployments
β― Kubernetes β Scalable Cloud Orchestration
β― Microservices β Distributed Systems, Scalable Backends
β― Selenium β Web Automation Testing
β― Playwright β Modern Browser Automation
React β€οΈ for more
β― C β OS Development, Embedded Systems, Game Engines
β― C++ β Game Development, High-Performance Applications, Financial Systems
β― Java β Enterprise Software, Android Development, Backend Systems
β― C# β Game Development (Unity), Windows Applications, Enterprise Software
β― Python β AI/ML, Data Science, Web Development, Automation
β― JavaScript β Frontend Web Development, Full-Stack Apps, Game Development
β― Golang β Cloud Services, Networking, High-Performance APIs
β― Swift β iOS/macOS App Development
β― Kotlin β Android Development, Backend Services
β― PHP β Web Development (WordPress, Laravel)
β― Ruby β Web Development (Ruby on Rails), Prototyping
β― Rust β Systems Programming, High-Performance Computing, Blockchain
β― Lua β Game Scripting (Roblox, WoW), Embedded Systems
β― R β Data Science, Statistics, Bioinformatics
β― SQL β Database Management, Data Analytics
β― TypeScript β Scalable Web Applications, Large JavaScript Projects
β― Node.js β Backend Development, Real-Time Applications
β― React β Modern Web Applications, Interactive UIs
β― Vue β Lightweight Frontend Development, SPAs
β― Django β Scalable Web Applications, AI/ML Backend
β― Laravel β Full-Stack PHP Development
β― Blazor β Web Apps with .NET
β― Spring Boot β Enterprise Java Applications, Microservices
β― Ruby on Rails β Startup Web Apps, MVP Development
β― HTML/CSS β Web Design, UI Development
β― GIT β Version Control, Collaboration
β― Linux β Server Management, Security, DevOps
β― DevOps β Infrastructure Automation, CI/CD
β― CI/CD β Continuous Deployment & Testing
β― Docker β Containerization, Cloud Deployments
β― Kubernetes β Scalable Cloud Orchestration
β― Microservices β Distributed Systems, Scalable Backends
β― Selenium β Web Automation Testing
β― Playwright β Modern Browser Automation
React β€οΈ for more
β€15π5β‘3
Complete JavaScript Road Mapπ₯
A-Z JavaScriptπ
1.Variables
β³ var
β³ let
β³ const
2. Data Types
β³ number
β³ string
β³ boolean
β³ null
β³ undefined
β³ symbol
3.Declaring variables
β³ var
β³ let
β³ const
4.Expressions
Primary expressions
β³ this
β³ Literals
β³ []
β³ {}
β³ function
β³ class
β³ function*
β³ async function
β³ async function*
β³ /ab+c/i
β³
β³ ( )
Left-hand-side expressions
β³ Property accessors
β³ ?.
β³ new
β³ new .target
β³ import.iss.oneta
β³ super
β³ import()
5.operators
β³ Arithmetic Operators: +, -, *, /, %
β³ Comparison Operators: ==, ===, !=, !==, <, >, <=, >=
β³ Logical Operators: &&, ||, !
6.Control Structures
β³ if
β³ else if
β³ else
β³ switch
β³ case
β³ default
7.Iterations/Loop
β³ do...while
β³ for
β³ for...in
β³ for...of
β³ for await...of
β³ while
8.Functions
β³ Arrow Functions
β³ Default parameters
β³ Rest parameters
β³ arguments
β³ Method definitions
β³ getter
β³ setter
9.Objects and Arrays
β³ Object Literal: { key: value }
β³ Array Literal: [element1, element2, ...]
β³ Object Methods and Properties
β³ Array Methods: push(), pop(), shift(), unshift(),
splice(), slice(), forEach(), map(), filter()
10.Classes and Prototypes
β³ Class Declaration
β³ Constructor Functions
β³ Prototypal Inheritance
β³ extends keyword
β³ super keyword
β³ Private class features
β³ Public class fields
β³ static
β³ Static initialization blocks
11.Error Handling
β³ try,
β³ catch,
β³ finally (exception handling)
ADVANCED CONCEPTS
--------------------------
12.Closures
β³ Lexical Scope
β³ Function Scope
β³ Closure Use Cases
13.Asynchronous JavaScript
β³ Callback Functions
β³ Promises
β³ async/await Syntax
β³ Fetch API
β³ XMLHttpRequest
14.Modules
β³ import and export Statements (ES6 Modules)
β³ CommonJS Modules (require, module.exports)
15.Event Handling
β³ Event Listeners
β³ Event Object
β³ Bubbling and Capturing
16.DOM Manipulation
β³ Selecting DOM Elements
β³ Modifying Element Properties
β³ Creating and Appending Elements
17.Regular Expressions
β³ Pattern Matching
β³ RegExp Methods: test(), exec(), match(), replace()
18.Browser APIs
β³ localStorage and sessionStorage
β³ navigator Object
β³ Geolocation API
β³ Canvas API
19.Web APIs
β³ setTimeout(), setInterval()
β³ XMLHttpRequest
β³ Fetch API
β³ WebSockets
20.Functional Programming
β³ Higher-Order Functions
β³ map(), reduce(), filter()
β³ Pure Functions and Immutability
21.Promises and Asynchronous Patterns
β³ Promise Chaining
β³ Error Handling with Promises
β³ Async/Await
22.ES6+ Features
β³ Template Literals
β³ Destructuring Assignment
β³ Rest and Spread Operators
β³ Arrow Functions
β³ Classes and Inheritance
β³ Default Parameters
β³ let, const Block Scoping
23.Browser Object Model (BOM)
β³ window Object
β³ history Object
β³ location Object
β³ navigator Object
24.Node.js Specific Concepts
β³ require()
β³ Node.js Modules (module.exports)
β³ File System Module (fs)
β³ npm (Node Package Manager)
25.Testing Frameworks
β³ Jasmine
β³ Mocha
β³ Jest
------------------- END-------------------
Some Good Resources To Learn JavaScript
1.Documentation
Mozilla MDN Web Docs
developer.mozilla.org/en-US/docs/Webβ¦
DevDocs
devdocs.io/javascript/
2. Useful Channel's
Javascript Courses: https://t.iss.one/javascript_courses
Programming Resources: https://t.iss.one/programming_guide
FreeCodeCamp: youtube.com/c/FreeCodeCamp
Hope it helps ππ±
A-Z JavaScriptπ
1.Variables
β³ var
β³ let
β³ const
2. Data Types
β³ number
β³ string
β³ boolean
β³ null
β³ undefined
β³ symbol
3.Declaring variables
β³ var
β³ let
β³ const
4.Expressions
Primary expressions
β³ this
β³ Literals
β³ []
β³ {}
β³ function
β³ class
β³ function*
β³ async function
β³ async function*
β³ /ab+c/i
β³
string
β³ ( )
Left-hand-side expressions
β³ Property accessors
β³ ?.
β³ new
β³ new .target
β³ import.iss.oneta
β³ super
β³ import()
5.operators
β³ Arithmetic Operators: +, -, *, /, %
β³ Comparison Operators: ==, ===, !=, !==, <, >, <=, >=
β³ Logical Operators: &&, ||, !
6.Control Structures
β³ if
β³ else if
β³ else
β³ switch
β³ case
β³ default
7.Iterations/Loop
β³ do...while
β³ for
β³ for...in
β³ for...of
β³ for await...of
β³ while
8.Functions
β³ Arrow Functions
β³ Default parameters
β³ Rest parameters
β³ arguments
β³ Method definitions
β³ getter
β³ setter
9.Objects and Arrays
β³ Object Literal: { key: value }
β³ Array Literal: [element1, element2, ...]
β³ Object Methods and Properties
β³ Array Methods: push(), pop(), shift(), unshift(),
splice(), slice(), forEach(), map(), filter()
10.Classes and Prototypes
β³ Class Declaration
β³ Constructor Functions
β³ Prototypal Inheritance
β³ extends keyword
β³ super keyword
β³ Private class features
β³ Public class fields
β³ static
β³ Static initialization blocks
11.Error Handling
β³ try,
β³ catch,
β³ finally (exception handling)
ADVANCED CONCEPTS
--------------------------
12.Closures
β³ Lexical Scope
β³ Function Scope
β³ Closure Use Cases
13.Asynchronous JavaScript
β³ Callback Functions
β³ Promises
β³ async/await Syntax
β³ Fetch API
β³ XMLHttpRequest
14.Modules
β³ import and export Statements (ES6 Modules)
β³ CommonJS Modules (require, module.exports)
15.Event Handling
β³ Event Listeners
β³ Event Object
β³ Bubbling and Capturing
16.DOM Manipulation
β³ Selecting DOM Elements
β³ Modifying Element Properties
β³ Creating and Appending Elements
17.Regular Expressions
β³ Pattern Matching
β³ RegExp Methods: test(), exec(), match(), replace()
18.Browser APIs
β³ localStorage and sessionStorage
β³ navigator Object
β³ Geolocation API
β³ Canvas API
19.Web APIs
β³ setTimeout(), setInterval()
β³ XMLHttpRequest
β³ Fetch API
β³ WebSockets
20.Functional Programming
β³ Higher-Order Functions
β³ map(), reduce(), filter()
β³ Pure Functions and Immutability
21.Promises and Asynchronous Patterns
β³ Promise Chaining
β³ Error Handling with Promises
β³ Async/Await
22.ES6+ Features
β³ Template Literals
β³ Destructuring Assignment
β³ Rest and Spread Operators
β³ Arrow Functions
β³ Classes and Inheritance
β³ Default Parameters
β³ let, const Block Scoping
23.Browser Object Model (BOM)
β³ window Object
β³ history Object
β³ location Object
β³ navigator Object
24.Node.js Specific Concepts
β³ require()
β³ Node.js Modules (module.exports)
β³ File System Module (fs)
β³ npm (Node Package Manager)
25.Testing Frameworks
β³ Jasmine
β³ Mocha
β³ Jest
------------------- END-------------------
Some Good Resources To Learn JavaScript
1.Documentation
Mozilla MDN Web Docs
developer.mozilla.org/en-US/docs/Webβ¦
DevDocs
devdocs.io/javascript/
2. Useful Channel's
Javascript Courses: https://t.iss.one/javascript_courses
Programming Resources: https://t.iss.one/programming_guide
FreeCodeCamp: youtube.com/c/FreeCodeCamp
Hope it helps ππ±
π13β€5π1
Confused about which field to dive intoβFront-End Development (FE), Back-End Development (BE), Machine Learning (ML), or Blockchain?
Here's a concise breakdown of each, designed to clarify your options:
### Front-End Development (FE)
Key Skills:
- HTML/CSS: Fundamental for creating the structure and style of web pages.
- JavaScript: Essential for adding interactivity and functionality to websites.
- Frameworks/Libraries: React, Angular, or Vue.js for efficient and scalable front-end development.
- Responsive Design: Ensuring websites look good on all devices.
- Version Control: Git for managing code changes and collaboration.
Career Prospects:
- Web Developer
- UI/UX Designer
- Front-End Engineer
### Back-End Development (BE)
Key Skills:
- Programming Languages: Python, Java, Ruby, Node.js, or PHP for server-side logic.
- Databases: SQL (MySQL, PostgreSQL) and NoSQL (MongoDB) for data management.
- APIs: RESTful and GraphQL for communication between front-end and back-end.
- Server Management: Understanding of server, network, and hosting environments.
- Security: Knowledge of authentication, authorization, and data protection.
Career Prospects:
- Back-End Developer
- Full-Stack Developer
- Database Administrator
### Machine Learning (ML)
Key Skills:
- Programming Languages: Python and R are widely used in ML.
- Mathematics: Statistics, linear algebra, and calculus for understanding ML algorithms.
- Libraries/Frameworks: TensorFlow, PyTorch, Scikit-Learn for building ML models.
- Data Handling: Pandas, NumPy for data manipulation and preprocessing.
- Model Evaluation: Techniques for assessing model performance.
Career Prospects:
- Data Scientist
- Machine Learning Engineer
- AI Researcher
### Blockchain
Key Skills:
- Cryptography: Understanding of encryption and security principles.
- Blockchain Platforms: Ethereum, Hyperledger, Binance Smart Chain for building decentralized applications.
- Smart Contracts: Solidity for developing smart contracts.
- Distributed Systems: Knowledge of peer-to-peer networks and consensus algorithms.
- Blockchain Tools: Truffle, Ganache, Metamask for development and testing.
Career Prospects:
- Blockchain Developer
- Smart Contract Developer
- Crypto Analyst
### Decision Criteria
1. Interest: Choose an area you are genuinely interested in.
2. Market Demand: Research the current job market to see which skills are in demand.
3. Career Goals: Consider your long-term career aspirations.
4. Learning Curve: Assess how much time and effort you can dedicate to learning new skills.
Each field offers unique opportunities and challenges, so weigh your options carefully based on your personal preferences and career objectives.
Here are some telegram channels to help you build your career π
Web Development
https://t.iss.one/webdevcoursefree
Jobs & Internships
https://t.iss.one/getjobss
Blockchain
https://t.iss.one/Bitcoin_Crypto_Web
Machine Learning
https://t.iss.one/datasciencefun
Artificial Intelligence
https://t.iss.one/machinelearning_deeplearning
Join @free4unow_backup for more free resources.
ENJOY LEARNING ππ
Here's a concise breakdown of each, designed to clarify your options:
### Front-End Development (FE)
Key Skills:
- HTML/CSS: Fundamental for creating the structure and style of web pages.
- JavaScript: Essential for adding interactivity and functionality to websites.
- Frameworks/Libraries: React, Angular, or Vue.js for efficient and scalable front-end development.
- Responsive Design: Ensuring websites look good on all devices.
- Version Control: Git for managing code changes and collaboration.
Career Prospects:
- Web Developer
- UI/UX Designer
- Front-End Engineer
### Back-End Development (BE)
Key Skills:
- Programming Languages: Python, Java, Ruby, Node.js, or PHP for server-side logic.
- Databases: SQL (MySQL, PostgreSQL) and NoSQL (MongoDB) for data management.
- APIs: RESTful and GraphQL for communication between front-end and back-end.
- Server Management: Understanding of server, network, and hosting environments.
- Security: Knowledge of authentication, authorization, and data protection.
Career Prospects:
- Back-End Developer
- Full-Stack Developer
- Database Administrator
### Machine Learning (ML)
Key Skills:
- Programming Languages: Python and R are widely used in ML.
- Mathematics: Statistics, linear algebra, and calculus for understanding ML algorithms.
- Libraries/Frameworks: TensorFlow, PyTorch, Scikit-Learn for building ML models.
- Data Handling: Pandas, NumPy for data manipulation and preprocessing.
- Model Evaluation: Techniques for assessing model performance.
Career Prospects:
- Data Scientist
- Machine Learning Engineer
- AI Researcher
### Blockchain
Key Skills:
- Cryptography: Understanding of encryption and security principles.
- Blockchain Platforms: Ethereum, Hyperledger, Binance Smart Chain for building decentralized applications.
- Smart Contracts: Solidity for developing smart contracts.
- Distributed Systems: Knowledge of peer-to-peer networks and consensus algorithms.
- Blockchain Tools: Truffle, Ganache, Metamask for development and testing.
Career Prospects:
- Blockchain Developer
- Smart Contract Developer
- Crypto Analyst
### Decision Criteria
1. Interest: Choose an area you are genuinely interested in.
2. Market Demand: Research the current job market to see which skills are in demand.
3. Career Goals: Consider your long-term career aspirations.
4. Learning Curve: Assess how much time and effort you can dedicate to learning new skills.
Each field offers unique opportunities and challenges, so weigh your options carefully based on your personal preferences and career objectives.
Here are some telegram channels to help you build your career π
Web Development
https://t.iss.one/webdevcoursefree
Jobs & Internships
https://t.iss.one/getjobss
Blockchain
https://t.iss.one/Bitcoin_Crypto_Web
Machine Learning
https://t.iss.one/datasciencefun
Artificial Intelligence
https://t.iss.one/machinelearning_deeplearning
Join @free4unow_backup for more free resources.
ENJOY LEARNING ππ
π13π₯°4β€1