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.

Skills you'll gain: Database Administration, Database Management, Interactive Data Visualization, Databases, Database Design, Relational Databases, Data Sharing
Intermediate · Guided Project · Less Than 2 Hours

University of London
Skills you'll gain: Web Applications, MongoDB, Interactive Data Visualization, JavaScript Frameworks, User Interface and User Experience (UI/UX) Design, Responsive Web Design, Collaborative Software, Data Visualization Software, Full-Stack Web Development, Front-End Web Development, Application Development, Databases, User Requirements Documents, Real Time Data
Mixed · Course · 1 - 3 Months

Skills you'll gain: Social Media Campaigns, Social Media Marketing, Paid media, Digital Media Strategy, Online Advertising, Campaign Management, Search Engine Marketing, Digital Advertising, Digital Marketing, Pay Per Click Advertising, Marketing Strategy and Techniques, Owned Media, Marketing Planning, Earned Media, Marketing Design, Analytics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Excel, Pivot Tables And Charts, Excel Formulas, Spreadsheet Software, Business Reporting, Data Visualization, Excel Macros, Dashboard, Forecasting, Data Analysis, Data Visualization Software, Predictive Modeling, Data Validation, Productivity Software, Data Entry, Data Management, Financial Modeling, Data Security, Data Integrity, Computer Literacy
Beginner · Specialization · 1 - 3 Months

The State University of New York
Skills you'll gain: Persuasive Communication, Emergency Response, Conflict Management, Patient Communication, Crisis Intervention, Leadership, Collaboration, Teamwork, Interviewing Skills, Safety and Security, Hazard Communication (HazCom), Communication, Cultural Sensitivity, Risk Management, Social Determinants Of Health, Cultural Diversity, Media and Communications, Interpersonal Communications, Verbal Communication Skills, Public Health
Beginner · Specialization · 1 - 3 Months
Skills you'll gain: Django (Web Framework), Performance Tuning, Postman API Platform, Restful API, Application Programming Interface (API), Data Validation, Authentications, Frontend Integration, React.js, API Testing, Authorization (Computing), PostgreSQL, API Design, Scalability, Application Frameworks, JSON, Full-Stack Web Development, Frontend Performance, Web Development, Python Programming
Advanced · Specialization · 3 - 6 Months

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Internet Of Things, Wireless Networks, General Networking, Emerging Technologies, Electronic Hardware, Embedded Systems, Information Technology Architecture, Software Architecture, Computing Platforms, Computer Programming Tools, Problem Solving
Beginner · Course · 1 - 3 Months

EC-Council
Skills you'll gain: Digital Forensics, Malware Protection, Cybersecurity, Cyber Attacks, Threat Detection, Data Integrity, Data Storage, Network Analysis, Microsoft Windows, Mac OS, Linux, Web Applications, File Systems
Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Corporate Sustainability, Sustainable Business, Investments, Portfolio Risk, Equities, Return On Investment, Social Impact, Business Ethics, Portfolio Management, Stakeholder Engagement, Environmental Issue, Stakeholder Analysis, Market Trend, Risk Analysis, Climate Change Mitigation, Petroleum Industry, Performance Analysis, Data Collection
Mixed · Course · 1 - 4 Weeks

Northwestern University
Skills you'll gain: Data-Driven Decision-Making, Strategic Sourcing, Operational Analysis, Operations Management, Business Operations, Capacity Planning, Supply Chain, Competitive Analysis, Strategic Decision-Making, Business Strategy, Supplier Relationship Management, Case Studies, Return On Investment, Planning, Financial Analysis
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: LLM Application, Large Language Modeling, Prompt Engineering Tools, OpenAI API, Microsoft Copilot, AI Enablement, Generative AI, Software Development Tools, Application Development
Intermediate · Course · 1 - 4 Weeks

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