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.

Northeastern University
Skills you'll gain: Decision Support Systems, Customer experience improvement, Resource Allocation, Health Informatics, Patient-centered Care, Stakeholder Analysis, Operational Analysis, Predictive Analytics, Business Analysis, Analytics, Data-Driven Decision-Making, Personalized Service, Process Development, Systems Integration, Innovation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: NumPy, Pandas (Python Package), Image Analysis, Data Manipulation, Matplotlib, Computer Vision, Data Analysis, Interactive Data Visualization, Python Programming, Data Visualization, JSON, Dashboard, Data Visualization Software, Jupyter, Web Applications
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Security Testing, Penetration Testing, Open Web Application Security Project (OWASP), Application Security, Exploitation techniques, Vulnerability Assessments, Test Tools, Web Applications, SQL, Databases
Intermediate · Course · 1 - 3 Months

Skills you'll gain: SonarQube, Code Review, Vulnerability, CI/CD, Secure Coding, GitLab, Jenkins, Application Security, Vulnerability Assessments, Software Quality Assurance, Maintainability, Kubernetes, GitHub, Software Installation, Security Management, Data Integration, Performance Tuning, Quality Improvement, Technical Management, Analysis
Intermediate · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Civil Engineering, Construction Engineering, Construction, Construction Management, Facility Repair And Maintenance, Construction Estimating, Facility Management, Architecture and Construction, Environmental Engineering, Sustainable Development, Environmental Regulations, Sustainability Standards, Stormwater Management, Environmental Issue, Failure Analysis
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Employee Surveys, User Accounts, Social Media, User Feedback, Data Sharing, Presentations, Data Analysis Software
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Virtual Machines, OpenShift, VMware ESX Servers, Virtualization, vCenter Server, Virtual Networking, Kubernetes, Data Migration, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Microsoft Azure, Cyber Security Policies, Cloud Security, Firewall, Cyber Attacks, Cybersecurity, Malware Protection, Identity and Access Management, Network Security, Threat Management, Security Information and Event Management (SIEM), Threat Detection, Security Controls, Scenario Testing, Virtual Machines, Encryption, Event Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Software-Defined Networking, Wide Area Networks, Virtual Networking, Network Architecture, Computer Networking, Virtual Private Networks (VPN), Network Routing, Network Security, Network Administration, Network Performance Management
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: TypeScript, Object Oriented Design, Object Oriented Programming (OOP), Programming Principles, Software Design, Computer Programming, Software Architecture, Debugging, Maintainability, Software Development, Javascript, Web Development Tools, Web Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: React.js, Web Development Tools, JavaScript Frameworks, Front-End Web Development, Javascript, Web Development, Software Engineering
Intermediate · Guided Project · Less Than 2 Hours

University of Maryland, College Park
Skills you'll gain: Marketing Budgets, Competitive Analysis, Customer Acquisition Management, Digital Marketing, Marketing Strategies, Social Media Campaigns, Customer Retention, Marketing Analytics, Marketing Effectiveness, Advertising Campaigns, Performance Metric, Customer Analysis, Data-Driven Decision-Making, Peer Review
Intermediate · Course · 1 - 4 Weeks