Core Java courses can help you learn object-oriented programming, exception handling, multithreading, and Java Collections. You can build skills in writing efficient algorithms, debugging code, and developing user interfaces. Many courses introduce tools like Eclipse and IntelliJ IDEA, which are commonly used for coding and testing Java applications, along with frameworks such as Spring and Hibernate that facilitate web development and database management.

Skills you'll gain: MITRE ATT&CK Framework, Threat Modeling, Cyber Threat Intelligence, Penetration Testing, Threat Management, Threat Detection, Cyber Security Assessment, Cybersecurity, Cyber Security Strategy, Cyber Operations, Vulnerability Scanning, Cyber Attacks, Computer Security, Vulnerability Assessments, Security Strategy, Cyber Security Policies, Network Security, Network Analysis, Network Protocols
★ 4.8 (16) · Intermediate · Course · 1 - 4 Weeks

Xi'an Jiaotong University
Skills you'll gain: Infectious Diseases, Infection Control, Epidemiology, Public Health and Disease Prevention, Preventative Care, Public Health, Personal protective equipment, Diagnostic Tests, Hospital Medicine, Intensive Care Medicine, Patient Treatment, Pathology, Microbiology
★ 4.5 (362) · Beginner · Course · 1 - 3 Months

Skills you'll gain: iOS Development, Apple iOS, Swift Programming, Mobile Development, Usability, User Interface and User Experience (UI/UX) Design, Data Store, Development Testing, AI Personalization, Wireframing, Data Modeling, User Story, User Interface (UI) Design, Software Testing, Application Programming Interface (API), Web Content Accessibility Guidelines, AI Enablement, Integrated Development Environments, Software Design Patterns, Debugging
★ 4.5 (35) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Cloud Development, Continuous Deployment, Development Environment, Application Deployment, Cloud Applications, Cloud Deployment, Docker (Software), Containerization, Microsoft Development Tools, Cloud Hosting, ASP.NET, Platform As A Service (PaaS), Software Development, Scalability, Microsoft Visual Studio, Web Applications, Integrated Development Environments
★ 4.7 (35) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Model Evaluation, Statistical Modeling, Applied Machine Learning, Unsupervised Learning, Statistical Machine Learning, Data Science, Decision Tree Learning, Statistical Methods, Classification And Regression Tree (CART), Artificial Neural Networks, Statistical Analysis, Regression Analysis, Predictive Modeling, Machine Learning Methods, Classification Algorithms, Supervised Learning, R Programming, Statistical Inference, Machine Learning Algorithms, Dimensionality Reduction
★ 4 (24) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Restful API, Android Development, Kotlin, API Design, Android Studio, Application Programming Interface (API), Android Jetpack, Mobile Development, Database Application, Database Management, Data Persistence, Databases, JSON, Database Development, Web Applications, Back-End Web Development, SQL, Data Access, Relational Databases
★ 4.7 (62) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Financial Modeling, Financial Statements, Financial Statement Analysis, Forecasting, Income Statement, Variance Analysis, Financial Analysis, Financial Forecasting, Cost Control, Balance Sheet, Revenue Forecasting, Cash Flows, Capital Budgeting, Cost Accounting, Business Valuation, Cash Flow Forecasting, Auditing, Corporate Finance, Business Analysis
★ 3.6 (7) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Spring Framework, Spring Boot, Model View Controller, Hibernate (Java), Java, Java Programming, Web Development, Web Applications, Secure Coding, Application Frameworks, Object-Relational Mapping, Application Deployment, Application Security, Database Application, Database Development, Software Development Tools, Authentications, Development Environment, Data Access, Authorization (Computing)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Compliance Training, Food Safety and Sanitation, Law, Regulation, and Compliance, Food Services, Food and Beverage, Legal Risk, Cleanliness, Hospitality and Food Services, Restaurant Management, Restaurant Operation, Training Programs, Compliance Management, Regulatory Compliance, Employee Training, Occupational Safety And Health, Health And Safety Standards, Sanitation, Risk Analysis, Risk Management
★ 4.6 (31) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Medication Administration, Basic Patient Care, Direct Patient Care, Patient Communication, Smart Goals, Nursing and Patient Care, Clinical Nursing, Nursing, Professional Development, Nurse Education, Nursing Basics, Clinical Leadership, Basic Nursing Skills, Care Coordination, Nursing Administration, Goal Setting, Nursing Care, Caregiving, Patient Advocacy, Nursing Practices
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Technical Analysis, Data Literacy, Financial Trading, Financial Market, Descriptive Statistics, Market Data, Statistics, Portfolio Risk, Statistical Methods, Derivatives, Risk Modeling, Market Analysis, Statistical Analysis, Market Dynamics, Securities Trading, Risk Analysis, Verification And Validation, Securities (Finance), Data Analysis, International Finance
★ 4.5 (41) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Electronic Components, Electronic Systems, Electronics, Programming Principles, Electronic Hardware, Hardware Design, Display Devices, Robotics, Data Persistence, Computer Programming Tools, Integrated Development Environments, Computer Programming, Embedded Systems, Development Environment, Automation Engineering, Simulation and Simulation Software, Digital Communications, Data Storage
★ 4.8 (13) · Beginner · Course · 3 - 6 Months