Arrays courses can help you learn how to manipulate data structures, perform sorting and searching algorithms, and manage memory efficiently. You can build skills in implementing multi-dimensional arrays, understanding array traversal techniques, and optimizing performance for data-intensive applications. Many courses introduce programming languages like Python, Java, or C++ and tools such as integrated development environments (IDEs) that facilitate coding and debugging, allowing you to apply your skills in practical scenarios.

Skills you'll gain: Object Oriented Programming (OOP), Data Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Development Environment, C++ (Programming Language), Debugging, Computational Thinking, Integrated Development Environments, Computer Programming
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: TypeScript, Node.JS, React.js, Server Side, Javascript, Web Development, Data Validation, Middleware, Scalability, Web Design, Computer Programming, Maintainability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Package and Software Management, Software Design
Beginner · Course · 3 - 6 Months

Skills you'll gain: JUnit, Test Driven Development (TDD), Version Control, Git (Version Control System), GitHub, Performance Tuning, Unit Testing, Data Structures, Java Programming, Development Testing, Algorithms, Program Development, Software Testing, Java, Computer Programming, Software Development, Programming Principles, Debugging, Scalability
Beginner · Course · 1 - 4 Weeks

Oracle
Skills you'll gain: Java, Object Oriented Programming (OOP), Oracle Cloud, Computer Programming, Cloud Development, Integrated Development Environments, Development Environment
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Structures, Algorithms, Pseudocode, Computational Thinking, Analysis, Big Data, Probability & Statistics, Computer Programming, Python Programming
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Design, Programming Principles, Data Import/Export, Integrated Development Environments, Debugging, File Management
Beginner · Course · 3 - 6 Months

Skills you'll gain: Field-Programmable Gate Array (FPGA), Application Specific Integrated Circuits, Computational Logic, Computer Architecture, Hardware Design, Electronics Engineering, Electronics, Programmable Logic Controllers, Electronic Systems, Semiconductors, Electronic Components, Data Storage, Data Storage Technologies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Wrangling, Data Import/Export
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Computational Thinking, C (Programming Language), Data Structures, Programming Principles, Computer Programming, Data Store, Problem Management, Program Development, Debugging
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Data Structures, Spring Boot, Restful API, Model View Controller, Spring Framework, Web Services, Java Programming, Java, Back-End Web Development, Authentications, Programming Principles, Authorization (Computing), Software Architecture, Algorithms, Object Oriented Programming (OOP)
Advanced · Course · 1 - 4 Weeks