Java Data Structures courses can help you learn about arrays, linked lists, stacks, queues, and hash tables. You can build skills in algorithm efficiency, data manipulation, and implementing search and sort techniques. Many courses introduce tools like Eclipse or IntelliJ IDEA, which support coding practices and debugging, allowing you to apply your knowledge in real coding environments. You'll also explore concepts such as recursion and tree structures, enhancing your ability to tackle complex programming challenges.

University of Illinois Urbana-Champaign
Skills you'll gain: Data Mining, Education Software and Technology, Program Evaluation, Big Data, Analytics, Analysis, Data Ethics, Data Access, Natural Language Processing
Beginner · Course · 1 - 4 Weeks

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: NumPy, Python Programming, Artificial Intelligence, Programming Principles, Tensorflow, Data Structures, Development Environment, Computer Programming Tools, Data Manipulation
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Google Ads, Online Advertising, Search Engine Marketing, Campaign Management, Keyword Research, Advertising Campaigns, Advertising, Pay Per Click Advertising, Digital Advertising, Marketing, Bidding, Digital Marketing, Budget Management, Marketing Strategies, Performance marketing, Goal Setting
Beginner · Guided Project · Less Than 2 Hours

Logical Operations
Skills you'll gain: R Programming, Maintainability, Package and Software Management, R (Software), Programming Principles, Statistical Programming, Computer Programming, Data Structures, Software Development, Data Science, Computer Programming Tools, Data Analysis
Mixed · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Pseudocode, File I/O, C++ (Programming Language), Integrated Development Environments, Object Oriented Programming (OOP), Development Environment, Algorithms, Debugging, Data Structures
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: SAP S/4HANA, Business Logic, SAP Applications, Business Reporting, Debugging, Object Oriented Design, Report Writing, Programming Principles, Object Oriented Programming (OOP), User Interface (UI), Program Development, UI Components, Test Tools, Data Entry, Eclipse (Software), Software Engineering, Maintainability, Development Environment, Data Structures
Beginner · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Statistical Hypothesis Testing, Quantitative Research, Statistical Software, Statistical Analysis, Data Analysis, Probability & Statistics, Analysis, Statistical Methods, Statistical Inference, Analytical Skills, Statistics, Psychology, Regression Analysis, Research
Beginner · Course · 1 - 3 Months

National Taiwan University
Skills you'll gain: AutoCAD, SketchUp (3D Modeling Software), Autodesk Revit, Building Information Modeling, Engineering Drawings, 3D Modeling, Computer-Aided Design, Mechanical Drawings, Drafting and Engineering Design, Construction Estimating, Architectural Drawing, Technical Drawing, Engineering Design Process, Architectural Engineering, Visualization (Computer Graphics), Engineering Documentation, Blueprint Reading, Engineering Management, Estimation, Engineering Calculations
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Dashboard, Google Sheets, Spreadsheet Software, Pivot Tables And Charts, Data Visualization, Data Visualization Software, Data Presentation, Interactive Data Visualization, Excel Formulas, Data Analysis, Data Manipulation
Beginner · Guided Project · Less Than 2 Hours

EDUCBA
Skills you'll gain: Internet Of Things, Advanced Analytics, Big Data, Data Management, Wireless Networks, Predictive Analytics, Applied Machine Learning, Environmental Monitoring, Geospatial Information and Technology, Sustainable Technologies, Machine Controls, Real Time Data, Automation, Data Analysis, Data Collection
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Internet Of Things, Wireless Networks, Infrastructure Security, General Networking, Cybersecurity, Cloud Platforms, Cryptography, Automation, Emerging Technologies, Embedded Systems, Software-Defined Networking, Market Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft Power Platform, Power BI, Microsoft Power Automate/Flow, Data Visualization, Interactive Data Visualization, Dashboard, Microsoft 365, No-Code Development, Business Process Automation, Data Analysis, Generative AI Agents, Application Development, Business Process, Data Integration
Beginner · Course · 1 - 3 Months