Objective-C courses can help you learn the basics of object-oriented programming, memory management, and the Cocoa framework for macOS and iOS app development. You can build skills in creating user interfaces, handling data with Core Data, and integrating APIs for enhanced functionality. Many courses introduce tools like Xcode for coding and debugging, as well as Interface Builder for designing app layouts, helping you apply these skills in real-world app projects.

Infosec
Skills you'll gain: Security Management, Cyber Governance, IT Management, Cybersecurity, Cyber Security Strategy, Cyber Risk, Cyber Security Policies, Key Performance Indicators (KPIs), Leadership and Management, Technical Communication, Internal Communications, Leadership, Program Management, Risk Management, Communication, Stakeholder Communications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Applied Machine Learning, Data Preprocessing, Data Analysis, Data Import/Export, Google Cloud Platform, Model Evaluation, Decision Tree Learning, Exploratory Data Analysis, Machine Learning, Classification Algorithms, Random Forest Algorithm, Statistical Visualization, Responsible AI
Intermediate · Guided Project · Less Than 2 Hours

Universidad Nacional de Colombia
Skills you'll gain: Mathematical Modeling, Machine Learning, Applied Mathematics, System Design and Implementation, Programming Principles, Logical Reasoning, Arithmetic, Algorithms
Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Program Development, Computer Programming, Data Structures, Debugging
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Business Analysis, Project Management Institute (PMI) Methodology, Project Management, Project Management Life Cycle, Project Scoping, Project Risk Management, Agile Methodology, Change Management
Beginner · Course · 1 - 4 Weeks

École Polytechnique
Skills you'll gain: Growth Strategies, Key Performance Indicators (KPIs), Digital Transformation, Business Analysis, Analysis, Business Development, Market Analysis, Business Strategy, Case Studies, Strategic Decision-Making, Business Consulting, Innovation, Telecommunications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Writing, Writing and Editing, Storytelling, Honesty, Journalism, Journals, Editing, Content Creation, Personal Development, Persistence, Lifelong Learning, Self-Awareness, Investigation, Self-Motivation, Proofreading, Self-Discipline, Creativity, Resilience, Mindfulness, Peer Review
Beginner · Specialization · 3 - 6 Months
Starweaver
Skills you'll gain: AI Enablement, Responsible AI, Technology Roadmaps, AI Product Strategy, Business Strategy, Strategic Leadership, Strategic Thinking, Organizational Strategy, Innovation, Organizational Leadership, Scalability, Business Transformation, Business Priorities, Leadership, Artificial Intelligence, Culture Transformation, Return On Investment, Business Metrics, Cross-Functional Collaboration
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Construction Management, Sustainable Architecture, Construction Engineering, Sustainable Technologies, Facility Management, Stakeholder Management, Stormwater Management, Building Information Modeling, Architectural Engineering, Project Design, Environmental Engineering, Sustainability Standards, Environmental Resource Management, Project Management, Property Management, HVAC, Electrical Systems, Waste Minimization
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Git (Version Control System), Version Control, GitHub, Software Versioning, Bitbucket, GitLab, Collaborative Software, Software Development, Software Engineering, Project Management
Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Restful API, ASP.NET, Microsoft SQL Servers, C# (Programming Language), Web Services, Database Management, JSON, SQL, Database Design, Server Side, Object Oriented Programming (OOP), API Design, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Timelines, Project Schedules, Google Sheets, Scheduling, Data Visualization, Spreadsheet Software, Project Management
Beginner · Guided Project · Less Than 2 Hours