Java Basics courses can help you learn object-oriented programming, data types, control structures, and exception handling. You can build skills in writing efficient code, debugging, and using Java libraries to enhance functionality. Many courses introduce tools like Integrated Development Environments (IDEs) such as Eclipse or IntelliJ IDEA, which streamline coding and testing processes, along with version control systems like Git to manage code changes effectively.

Whizlabs
Skills you'll gain: Selenium (Software), Test Tools, Debugging, Software Testing, Unit Testing, Test Automation, Web Applications, Test Script Development, Cascading Style Sheets (CSS), Test Case, Web Development Tools, Development Environment, Python Programming, Software Installation, Package and Software Management
★ 3.3 (42) · Beginner · Course · 1 - 4 Weeks

EC-Council
Skills you'll gain: Node.JS, MongoDB, Angular, Full-Stack Web Development, JavaScript Frameworks, Restful API, Secure Coding, Server Side, Web Applications, Web Development, NoSQL, Front-End Web Development, Web Development Tools, Web Servers, Postman API Platform, Application Programming Interface (API), API Design, Javascript, Back-End Web Development, Event-Driven Programming
★ 4.6 (91) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Video Editing, Animations, Post-Production, TikTok, Photo/Video Production and Technology, Video Production, Videography, Creativity, Visual Storytelling, Content Creation, Color Theory, Typography
★ 4.3 (8) · Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Data Storytelling, Statistical Methods, Data Literacy, Regression Analysis, Generative AI, Descriptive Analytics, Statistical Analysis, Statistical Reporting, AI literacy, Data-Driven Decision-Making, Correlation Analysis, Technical Communication, Data Visualization, Probability & Statistics, Data Analysis, Exploratory Data Analysis, Statistical Visualization, Scatter Plots, Descriptive Statistics, Statistical Hypothesis Testing
★ 4.7 (35) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Routing Protocols, TCP/IP, Network Switches, Virtual Local Area Network (VLAN), Network Protocols, Network Security, General Networking, Network Routing, Network Troubleshooting, Network Administration, Computer Networking, Open Shortest Path First (OSPF), Network Monitoring, Local Area Networks, Network Planning And Design, Border Gateway Protocol, Proxy Servers, Microsoft Windows, Encryption, Intrusion Detection and Prevention
★ 4.8 (14) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Generative AI, Prompt Engineering Tools, Miro AI, Financial Accounting, Cash Flow Forecasting, Accounting, Cash Flows, Data Processing
Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Ansible, YAML, IT Automation, Network Architecture, Network Administration, General Networking, Automation, System Configuration, Software Documentation, Configuration Management, Python Programming
★ 4.8 (32) · Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: ISO/IEC 27001, Risk Management, Risk Management Framework, Personally Identifiable Information, Security Controls, System Implementation, Security Awareness, Information Privacy, Risk Mitigation, Security Management, Security Strategy
★ 4.7 (55) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: TypeScript, Javascript, React.js, Debugging, Integrated Development Environments
★ 4.6 (23) · Intermediate · Guided Project · Less Than 2 Hours

Lund University
Skills you'll gain: Sustainable Systems, Sustainable Development, Systems Thinking, Sustainable Business, Corporate Sustainability, Sustainable Design, Sustainable Technologies, Policy Development, Policty Analysis, Research, and Development, Environmental Policy, Environment, Innovation, Natural Resource Management, Climate Change Adaptation, Mathematical Modeling, Climate Change Mitigation, Spatial Data Analysis, Governance, Geospatial Information and Technology
★ 4.7 (124) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Hardware Troubleshooting, Customer Service, Network Troubleshooting, Customer Relationship Building, Computer Security Incident Management, Incident Response, Continuous Improvement Process, Cybersecurity, Process Improvement, Client Services, Quality Improvement, Performance Metric, Desktop Support, Operating Systems, Service Improvement, Computer Hardware, Technical Support, Operating System Administration, Technical Support and Services, Customer Support
★ 4.5 (50) · Beginner · Professional Certificate · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Chemical Engineering, Chemistry, Thermal Management, Mechanical Engineering, Process Engineering, Analytical Chemistry, Engineering Calculations, Numerical Analysis, Differential Equations, Physics, Applied Mathematics, Simulation and Simulation Software, Energy and Utilities
★ 4.4 (83) · Advanced · Course · 1 - 4 Weeks