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: Blockchain, FinTech, Application Development, Emerging Technologies, Computer Programming Tools, Program Development, Cryptography, Development Environment, Programming Principles, Data Structures
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Javascript, Ajax, JSON, Web Applications, Web Development, Scripting, Hypertext Markup Language (HTML), Object Oriented Programming (OOP), Event-Driven Programming, Web Services, Prototyping, Network Protocols
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Cybersecurity, Threat Management, Security Controls, Cyber Security Strategy, Threat Detection, Cyber Security Policies, Security Awareness, Computer Security Awareness Training, Cyber Risk, Data Security, Network Security, Enterprise Security, Information Assurance, Incident Response, Data Integrity
Beginner · Course · 1 - 4 Weeks

The State University of New York
Skills you'll gain: Calendar Management, Performance Analysis, Analytics, Data-Driven Decision-Making, Data Analysis, Scheduling, Team Performance Management, Linear Algebra, Data Management, Administration, Contract Management, Team Management, Contract Negotiation, Business Mathematics, R Programming, Operations Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Photo Editing, Generative AI, Adobe Photoshop, Image Quality, Data Import/Export, Editing, Graphic Design
Beginner · Guided Project · Less Than 2 Hours

Indian Institute for Human Settlements
Skills you'll gain: Innovation, Sustainable Development, Environmental Issue, Social Sciences, Economics, Policy, and Social Studies, Policy Analysis, Climate Change Adaptation, Systems Thinking, Emerging Technologies, Research, Big Data
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Operating System Administration, Remote Access Systems, Local Area Networks, Software Installation, Command-Line Interface, Microsoft Windows, System Configuration, Threat Detection, System Support, Information Technology Operations, Wireless Networks, Network Security, Desktop Support, Information Systems Security, Peripheral Devices, USB, Operating Systems, Computer Hardware, Data Storage Technologies, Hardware Troubleshooting
Beginner · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Security Strategy, Cyber Governance, Security Management, Cyber Risk, Compliance Management, Risk Management, Regulatory Compliance, Cyber Security Policies, Cybersecurity, Law, Regulation, and Compliance, Cyber Security Strategy, Governance, NIST 800-53, Security Controls, Procedure Development, Data Governance, Program Standards, Computer Security
Mixed · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Criminal Investigation and Forensics, Investigation, File Systems, Mobile Security, Cybersecurity, Data Security, Threat Detection, Data Integrity, Graphical Tools, Digital Communications, Malware Protection, File Management, Computer Security Incident Management, Incident Response, Mobile Development Tools, Data Storage, Real Time Data, Disaster Recovery, Network Analysis, Regulation and Legal Compliance
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Research, Data Collection, Surveys, Scientific Methods, Research Methodologies, Persuasive Communication, Data Analysis, Information Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Microsoft Copilot, Prompt Engineering, Microsoft Visual Studio, Integrated Development Environments, Development Environment, Computer Programming Tools, Generative AI, Software Installation
Beginner · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Business Process Modeling, Responsible AI, Business Process, Digital Transformation, Business Process Management, Business Process Improvement, Process Design, Business Process Automation, Organizational Change, Stakeholder Engagement, Google Gemini, Anthropic Claude, Sustainable Development, Data Ethics, Leadership, Generative AI, Robotic Process Automation, Corporate Sustainability, Sustainability Reporting, Strategic Planning
Intermediate · Specialization · 1 - 4 Weeks