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.

Cisco Learning and Certifications
Skills you'll gain: Virtual Private Networks (VPN), Firewall, Session Initiation Protocols, Remote Access Systems, Network Security, Network Architecture, Network Routing, Network Protocols, Collaborative Software, Telecommunications, Encryption, Communication Systems, Scalability
Beginner · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Construction Management, Construction, Building Information Modeling, Environment Health And Safety, Project Schedules, Lean Methodologies, Work Breakdown Structure, Project Management, Engineering Management, Project Management Life Cycle, Sustainability Standards, Contract Management, Project Scoping, Project Planning, Risk Management
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Computational Thinking, C (Programming Language), Data Structures, Programming Principles, Computer Programming, Data Store, Problem Management, Program Development, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Natural Language Processing, Supervised Learning, Dimensionality Reduction, Text Mining, Feature Engineering, Machine Learning Algorithms, Artificial Intelligence, Tensorflow, Unstructured Data, Probability & Statistics
Intermediate · Course · 1 - 4 Weeks

Pontificia Universidad Católica del Perú
Skills you'll gain: Writing, Quantitative Research, Statistical Methods, Business Mathematics, Business Analytics, Business Writing, Report Writing, Financial Analysis, Learning Strategies, Finance, AI Personalization, Statistical Analysis, Business Economics, Business, Professional Development, Goal Setting, Productivity Software, Prompt Engineering, Responsible AI
Beginner · Course · 1 - 3 Months

Amazon Web Services
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Import/Export, C++ (Programming Language), C and C++, Data Structures, File Management, Computer Programming, Computer Science, Data Storage
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Pseudocode, C++ (Programming Language), Object Oriented Programming (OOP), C and C++, Object Oriented Design, Integrated Development Environments, Computer Programming, Programming Principles, Debugging, Data Structures, Program Development, Algorithms, Interactive Design, Data Modeling, Software Engineering, Test Data, Data Validation, User Interface (UI), Unit Testing, Data Management
Build toward a degree
Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Image Analysis, Event-Driven Programming, Scalability, C and C++, Distributed Computing, Computer Graphics, Computer Vision, System Programming, Data Processing, Software Development, Performance Tuning, Hardware Architecture, Data Structures, Real Time Data, Algorithms
Intermediate · Course · 1 - 3 Months

International Institute of Information Technology, Hyderabad
Skills you'll gain: Microarchitecture, Computer Architecture, Hardware Architecture, Computer Hardware, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Software Installation, Programming Principles, Other Programming Languages, Functional Design, Computer Programming, Ruby (Programming Language), Theoretical Computer Science, Object Oriented Programming (OOP), Computational Thinking
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: B2B Sales, Consultative Selling, Stakeholder Engagement, Enterprise Sales, Performance Metric, Sales Presentations, Verbal Communication Skills, Oral Expression, Sales, Specialized Sales, Executive Presence, Sales Process, Sales Pipelines, Solution Sales Engineering, Sales Strategy, Technical Sales, Performance Analysis, Proposal Development, Customer Relationship Management (CRM) Software, Active Listening
Beginner · Course · 1 - 4 Weeks