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 London
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Program Development, Computer Programming, Data Structures, Debugging
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Rust (Programming Language), Back-End Web Development, System Programming, Web Frameworks, Web Development, Web Servers, Software Documentation, Scalability, Maintainability, Secure Coding, Debugging, Application Development, Authentications, Authorization (Computing)
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Threat Modeling, IT Security Architecture, Network Security, Internet Of Things, Threat Detection, Cloud Security, Security Engineering, Infrastructure Security, Vulnerability Management, Identity and Access Management, Information Systems Security, Encryption, Incident Response, Threat Management, Cybersecurity, Security Strategy, Security Controls, Penetration Testing, Vulnerability Assessments, Cloud Solutions
Intermediate · Specialization · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Salesforce, Email Marketing, User Accounts, Dashboard, Administration, Business Reporting, Collaborative Software, Data Maintenance, Data Cleansing, UI/UX Strategy, Application Deployment, Data Import/Export, Internal Communications, Data Management, Business Administration, Cloud Computing, Data Security, Automation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unsupervised Learning, Customer Analysis, Applied Machine Learning, R Programming, Data Preprocessing, Statistical Machine Learning, Machine Learning, Feature Engineering, Data Analysis
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Hypertext Markup Language (HTML), Web Development, Web Design and Development, Web Development Tools, Web Design
Intermediate · Guided Project · Less Than 2 Hours

Northeastern University
Skills you'll gain: Java, Object Oriented Programming (OOP), Data Structures, Object Oriented Design, Event-Driven Programming, Computer Programming, Application Design, Programming Principles, Application Development, File I/O, User Interface (UI), User Interface (UI) Design, Development Environment, Software Development
Intermediate · Course · 1 - 4 Weeks

University of Geneva
Skills you'll gain: General Science and Research, Scientific Methods, Scientific Visualization, Research, Quantitative Research, Physics, Mathematical Modeling, Simulations, Mechanics, Chemistry
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Penetration Testing, MITRE ATT&CK Framework, Open Web Application Security Project (OWASP), Cyber Security Assessment, Metasploit, Public Key Infrastructure, Exploit development, Exploitation techniques, Cybersecurity, Distributed Denial-Of-Service (DDoS) Attacks, Threat Modeling, Cryptography, Cyber Threat Intelligence, Mobile Security, Security Testing, Brute-force attacks, Vulnerability Scanning, Network Security, Operating Systems, Encryption
Intermediate · Specialization · 3 - 6 Months

University of Geneva
Skills you'll gain: Multilingualism, Language Interpretation, Translation, and Studies, Research Methodologies, Language Learning, Cultural Diversity, Culture, Data Collection, Pedagogy, Instructional Strategies
Beginner · Course · 1 - 3 Months
Skills you'll gain: ISO/IEC 27001, Risk Management, Personally Identifiable Information, Enterprise Risk Management (ERM), Business Risk Management, Security Controls, System Implementation, Security Awareness, Information Privacy, Security Management, Security Strategy
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Digital Transformation, Google Workspace, Google Cloud Platform, Business Transformation, Cloud Applications, Cloud Management, Application Development, Productivity Software, Data Storage, Artificial Intelligence and Machine Learning (AI/ML), Cloud Computing, Cost Management, Cloud Infrastructure, Machine Learning
Beginner · Course · 1 - 3 Months