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.

LearnQuest
Skills you'll gain: Threat Modeling, IT Security Architecture, Threat Detection, Security Engineering, Internet Of Things, Network Security, Infrastructure Security, Security Controls, Data Security, Cryptographic Protocols, Vulnerability Assessments, Risk Management Framework, Cloud Computing
Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Public Health, Health Equity, Community Health, Diversity Awareness, Health Policy, Case Studies, Program Evaluation, Qualitative Research, Research Methodologies, Data Collection
Beginner · Course · 1 - 3 Months

Howard University
Skills you'll gain: Regression Analysis, Financial Modeling, Business Modeling, Business Analytics, Statistical Analysis, Spreadsheet Software, Forecasting, Data Analysis, Microsoft Excel, Predictive Modeling, Business Strategy
Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Amazon DynamoDB, Amazon Web Services, NoSQL, Database Management, Query Languages, JSON, Data Storage, Disaster Recovery, Data Manipulation, Scalability
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Climate Change Mitigation, Climate Change Adaptation, Environment, Sustainable Development, Physical Science, Environmental Science, Social Impact, Environmental Policy, Mathematical Modeling, Trend Analysis, Data Collection
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: PostgreSQL, Database Administration, Relational Databases, Database Design, Database Management, Database Architecture and Administration, SQL, Stored Procedure, Databases, Transaction Processing, Data Manipulation, Query Languages
Intermediate · Course · 1 - 4 Weeks

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Performance Metric, Process Improvement, Change Management, Key Performance Indicators (KPIs), Recruitment, Performance Reporting, Performance Analysis, Performance Measurement, Business Metrics, Talent Acquisition, Continuous Improvement Process, Benchmarking
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Internet Of Things, Amazon Web Services, Cloud Hosting, Cloud Security, Real Time Data
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, React.js, Event-Driven Programming, User Interface (UI), Web Applications, Application Development, Web Development, Cascading Style Sheets (CSS), Javascript, JSON, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: PHP (Scripting Language), File I/O, Web Applications, Usability, Information Architecture, Responsive Web Design, Hypertext Markup Language (HTML), Front-End Web Development, MySQL, Web Design and Development, User Experience Design, Browser Compatibility, User Interface (UI), HTML and CSS, Verification And Validation, User Interface (UI) Design, Server Side, Semantic Web, Back-End Web Development, Javascript
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Digital Forensics, Infrastructure as Code (IaC), Endpoint Security, Vulnerability Management, Risk Management, Cryptography, Cybersecurity, Cloud Computing Architecture, Network Security, Incident Response, Threat Management, Cloud Security, Threat Modeling, Risk Analysis, Business Risk Management, Encryption, Cyber Security Policies, Identity and Access Management, Secure Coding, Cyber Threat Intelligence
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Responsible AI, Generative AI Agents, Data Ethics, Healthcare Industry Knowledge, Healthcare Project Management, Clinical Documentation, Automation, Health Informatics, Artificial Intelligence, Predictive Modeling, Innovation, Health Technology, Healthcare Ethics, System Implementation
Beginner · Course · 1 - 4 Weeks