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: Apache Hadoop, Apache Hive, Big Data, Data Analysis, Data Processing, Query Languages, Unstructured Data, Data Transformation, Data Cleansing, Scripting
Mixed · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Microsoft PowerPoint, Presentations, Microsoft Office, Productivity Software, Multimedia, Computer Literacy, Information Technology, Editing
Beginner · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Cyber Attacks, Data Security, Safety and Security, Cybersecurity, Computer Security Awareness Training, digital literacy, Information Systems Security, Security Strategy, Security Controls, Data Loss Prevention, Incident Response, Data Storage, Vulnerability Assessments, Patch Management
Mixed · Course · 1 - 3 Months

Skillshare
Skills you'll gain: Animations, 3D Modeling, 3D Assets, Computer Graphics, Visualization (Computer Graphics), Graphical Tools, Timelines, Graphics Software, User Interface (UI), File Management, Image Quality, Layout Design, Software Versioning, Software Installation
Mixed · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Stakeholder Engagement, Environmental Monitoring, Hydrology, Community Outreach, Water Resource Management, Environmental Engineering and Restoration, Water Resources, Cultural Diversity, Land Management, Policy Analysis, Social Sciences, Cultural Sensitivity, Environment and Resource Management, Environmental Laws, Environmental Resource Management, Environmental Engineering, Natural Resource Management, Case Studies, Water Quality, Climate Change Adaptation
Intermediate · Specialization · 3 - 6 Months

Northeastern University
Skills you'll gain: Natural Language Processing, Model Evaluation, Embeddings, Text Mining, Artificial Intelligence, Recurrent Neural Networks (RNNs), Artificial Neural Networks, Deep Learning, Machine Learning, Unsupervised Learning, Dimensionality Reduction
Mixed · Course · 1 - 3 Months

Università di Napoli Federico II
Skills you'll gain: Market Liquidity, Securities Trading, Financial Trading, Financial Market, Market Dynamics, Equities, Market Data, Technical Analysis, Financial Regulation, Order Processing, Algorithms
Intermediate · Course · 1 - 3 Months

University of Toronto
Skills you'll gain: Data Ethics, Data Collection, Quantitative Research, Qualitative Research, Data Analysis, Statistical Analysis, Analytical Skills, Regression Analysis, Focus Group, Correlation Analysis, Diversity and Inclusion, Research Methodologies, Surveys, Business Analytics, Statistical Inference, Sampling (Statistics), Stakeholder Analysis, Probability, Stakeholder Engagement
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Education Software and Technology, Google Workspace, Digital pedagogy
Beginner · Guided Project · Less Than 2 Hours

Infosec
Skills you'll gain: Risk Management Framework, Federal Information Security Management Act, NIST 800-53, Systems Development Life Cycle, Cyber Risk, Security Management, Continuous Monitoring, Cyber Security Policies, Security Controls, Authorization (Computing), Information Privacy, Information Systems
Mixed · 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
University of Toronto
Skills you'll gain: Network Analysis, Bioinformatics, Analysis, Data Synthesis, Statistical Methods, Technical Communication, Data Collection
Intermediate · Course · 1 - 3 Months