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 Colorado System
Skills you'll gain: Cryptography, Public Key Infrastructure, Cybersecurity, Application Security, Data Security, Firewall, Cyber Attacks, Data Encryption Standard, Penetration Testing, Network Security, Information Assurance, Encryption, Risk Management Framework, Advanced Encryption Standard (AES), Intrusion Detection and Prevention, Vulnerability Scanning, Information Systems Security, Secure Coding, Security Controls, Exploitation techniques
Intermediate · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Concision, Grant Writing, Sample Size Determination, Grant Applications, Proposal Writing, Biostatistics, Writing, Clinical Research Ethics, Editing, Statistical Analysis, Healthcare Ethics, Data Analysis, Clinical Research, Statistical Methods, Statistical Reporting, Medical Science and Research, Research Design, Literacy, Planning, Science and Research
Intermediate · Specialization · 3 - 6 Months
Macquarie University
Skills you'll gain: Data Visualization, Microsoft Excel, Spreadsheet Software, Excel Formulas, Data Management, Data Entry, Productivity Software, File Management, Writing, Editing
Beginner · Course · 1 - 3 Months

EIT Digital
Skills you'll gain: Computational Logic, Theoretical Computer Science, Systems Analysis, Graph Theory, Verification And Validation, Algorithms, Data Structures
Intermediate · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Environment, Environmental Science, Life Sciences, Environmental Issue, Environment and Resource Management, Biology, Sustainable Development, Demography, Natural Resource Management, Climate Change Adaptation, Estimation, Climate Change Mitigation, Experimentation, Data Collection, Case Studies
Beginner · Course · 1 - 3 Months

Politecnico di Milano
Skills you'll gain: Intellectual Property, Legal Risk, Responsible AI, General Data Protection Regulation (GDPR), Law, Regulation, and Compliance, Regulation and Legal Compliance, Information Privacy, Artificial Intelligence, Civil Law
Beginner · Course · 1 - 4 Weeks

Saïd Business School, University of Oxford
Skills you'll gain: FinTech, Financial Inclusion, Financial Services, Responsible AI, Data Ethics, Artificial Intelligence, Mobile Banking, Banking Services, Data Sharing, Financial Systems, Data Governance, Application Programming Interface (API), Financial Data, Financial Regulation, Finance, Artificial Intelligence and Machine Learning (AI/ML), Business Ethics, Innovation, General Data Protection Regulation (GDPR), Natural Language Processing
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Epidemiology, Biostatistics, Statistical Analysis, Data Quality, Statistical Modeling, Probability & Statistics, Molecular Biology, Statistical Methods, Statistical Hypothesis Testing, Regression Analysis, Data Validation, Biology
Intermediate · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Epidemiology, Mathematical Modeling, Statistical Modeling, Simulations, Risk Modeling, Infectious Diseases, Public Health, R Programming, Differential Equations, Data Modeling, Statistical Methods, Probability & Statistics
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Security Information and Event Management (SIEM), Splunk, Threat Detection, System Monitoring, Cybersecurity, Event Monitoring, Continuous Monitoring, Incident Response, Data Analysis Software, Data Management, Real Time Data, Configuration Management, Software Installation, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Applications, Front-End Web Development, Semantic Web, Javascript, Web Content Accessibility Guidelines, Data Storage Technologies, Application Security, User Interface (UI), Data Validation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Azure Active Directory, Active Directory, Regulatory Compliance, Microsoft Azure, Security Controls, Identity and Access Management, Security Information and Event Management (SIEM), Generative AI, Cloud Security, Data Governance, Authentications, Network Security, Role-Based Access Control (RBAC), Data Security, Scenario Testing, Threat Detection, Multi-Factor Authentication
Beginner · Course · 1 - 3 Months