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 California San Diego
Skills you'll gain: Graph Theory, Algorithms, Network Routing, Programming Principles, Social Network Analysis, Data Structures, Network Analysis, Network Model
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Vulnerability Scanning, Vulnerability Management, Vulnerability Assessments, Penetration Testing, Threat Modeling, Exploit development, Open Web Application Security Project (OWASP), Application Security, Cyber Security Assessment, Patch Management, Cybersecurity, Data Ethics, Cyber Engineering, Technical Communication, Technical Writing
Beginner · Course · 3 - 6 Months
University of Michigan
Skills you'll gain: Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, HTML and CSS, Web Design, Web Design and Development, Responsive Web Design, User Interface (UI), Usability, Web Development Tools, Web Development, Javascript, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Embeddings, Prompt Engineering, Development Environment, Large Language Modeling, Text Mining, Databases, OpenAI, Semantic Web, Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Marketing Analytics, Digital Marketing, MarTech, Marketing Strategy and Techniques, Content Marketing, Customer Insights, Customer experience strategy (CX), Data Visualization, Digital Advertising, AI Personalization, Consumer Behaviour, Data Visualization Software, Integrated Marketing Communications, Analytics, Data Analysis, Generative AI, Data Collection
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Project Controls, Risk Management Framework, Leadership and Management, Verification And Validation, Project Management Life Cycle, AI Workflows, Data-Driven Decision-Making, Performance Measurement, Variance Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React Redux, Front-End Web Development, React.js, JavaScript Frameworks, UI Components, Web Development, Javascript, Restful API, Event-Driven Programming, Application Programming Interface (API), Dataflow, GitHub
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Authentications, Cryptography, Secure Coding, Kotlin, Android (Operating System), OAuth, Encryption, Mobile Security, Android Development, Key Management, Exploit development, Application Security, Android Studio, Data Security, Open Web Application Security Project (OWASP), Authorization (Computing), Mobile Development, Security Engineering, Security Controls, Application Development
Intermediate · Specialization · 1 - 3 Months

Logical Operations
Skills you'll gain: Microsoft Office, Microsoft 365, Layout Design, Digital Publishing, Proofreading, Graphic Design, Content Management, Editing, Content Creation, Graphic and Visual Design Software, Productivity Software, Data Sharing, Writing and Editing, Design, Typography, Multimedia, File Management, Marketing
Mixed · Course · 1 - 3 Months

Skills you'll gain: SketchUp (3D Modeling Software), 3D Modeling, Architectural Design, Visualization (Computer Graphics), Computer Graphics, Computer Graphic Techniques, Layout Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Ansible, Configuration Management, Chef (Configuration Management Tool), Infrastructure as Code (IaC)
Beginner · Course · 1 - 4 Weeks

École Polytechnique
Skills you'll gain: Peer Review, Journals, Scientific Methods, Research, Research Design, Proofreading, Research Methodologies, Editing, Ethical Standards And Conduct, Data Management
Mixed · Course · 1 - 4 Weeks