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: Cryptography, Cybersecurity, Network Security, Threat Modeling, Encryption, Identity and Access Management, Information Systems Security, Threat Detection, Firewall, Infrastructure Security, Security Controls, Security Strategy, Authorization (Computing), Authentications, Security Awareness, Risk Management Framework
Beginner · Course · 1 - 3 Months

Skills you'll gain: Program Development, C and C++, C++ (Programming Language), Object Oriented Programming (OOP), Computer Programming, Development Environment, Software Development, Computer Science
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: MySQL, Data Migration, Google Cloud Platform, Operational Databases, Database Administration, Virtual Private Networks (VPN), Database Management
Advanced · Project · Less Than 2 Hours

Coursera
Skills you'll gain: Microsoft Azure, Internet Of Things, Cloud Services, Network Routing, Data Store, Data Storage, Cloud Solutions
Intermediate · Guided Project · Less Than 2 Hours

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

Skills you'll gain: Cyber Operations, Cybersecurity, Authentications, Python Programming, Data Access, System Monitoring, Systems Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Keyword Research, Copywriting, Search Engine Optimization, Content Strategy, Web Content, Web Analytics and SEO, Content Management, Content Creation, Writing, Content Marketing, Editing, Drive Engagement
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Python Programming, Programming Principles, Data Structures, Computer Programming, Computational Thinking, Web Development Tools, Web Development, Software Engineering
Intermediate · Course · 1 - 4 Weeks

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

Microsoft
Skills you'll gain: Rmarkdown, Version Control, Web Scraping, Regression Analysis, Knitr, Exploratory Data Analysis, Statistical Analysis, Data Manipulation, Dimensionality Reduction, Ggplot2, Geospatial Information and Technology, Time Series Analysis and Forecasting, Plotly, Microsoft Azure, Data Cleansing, Data Visualization, Software Documentation, R Programming, Data Quality, Microsoft Copilot
Beginner · Professional Certificate · 3 - 6 Months

University of California San Diego
Skills you'll gain: Software Design Documents, System Design and Implementation, Internet Of Things, Technical Documentation, Technical Communication, Mobile Development, Test Case, System Testing, Software Development, Wireless Networks, Embedded Systems, Systems Integration
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Modeling, Query Languages, Data Mapping, NoSQL, Relational Databases, Scalability, Performance Tuning, JSON, Data Validation, Event Monitoring
Mixed · Course · 1 - 4 Weeks