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.

Skills you'll gain: Graph Theory, C++ (Programming Language), Network Routing, Data Structures, Object Oriented Programming (OOP), File I/O, Computational Thinking, Algorithms
Intermediate · Guided Project · Less Than 2 Hours

Pearson
Skills you'll gain: System Programming, Rust (Programming Language), Data Structures, Relational Databases, Other Programming Languages, Databases, Debugging, Programming Principles, Application Development, Secure Coding, SQL, Object Oriented Programming (OOP), C++ (Programming Language), Interoperability, Software Development, File I/O, Command-Line Interface, Data Import/Export
Beginner · Specialization · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Business Writing, Entrepreneurship, Communication, Business Reporting, Problem Solving, Time Management, Project Management, Negotiation, Professional Development, Research Reports, Business Communication, Finance, Presentations, Competitive Analysis, Critical Thinking
Mixed · Course · 1 - 3 Months

Harvard Business Review
Skills you'll gain: Process Analysis, Delegation Skills, Performance Measurement, Project Management, Meeting Facilitation, Time Management, Project Risk Management, Team Performance Management, Performance Metric, Productivity, Project Schedules, Performance Management, Goal Setting, Leadership, Conflict Management, Negotiation, Prioritization, Planning, Organizational Strategy, Organizational Development
Intermediate · Specialization · 1 - 3 Months

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

Coursera
Skills you'll gain: User Story, Jira (Software), Backlogs, Issue Tracking, Sprint Planning, Agile Software Development, Agile Project Management, Project Management
Beginner · Guided Project · Less Than 2 Hours

Lund University
Skills you'll gain: Climate Change Mitigation, Climate Change Adaptation, Environment, Environmental Engineering and Restoration, Sustainable Development, Energy and Utilities, Sustainable Architecture, Scientific Methods, Sustainable Technologies, Policty Analysis, Research, and Development, Transportation Operations, Environmental Policy, Governance
Beginner · Course · 1 - 4 Weeks

Knowledge Accelerators
Skills you'll gain: Microsoft 365, Project Management, Project Coordination, Project Planning, Leadership and Management, Project Management Software, Calendar Management, Project Implementation, Collaborative Software, Workflow Management, Productivity, Productivity Software, Data Management, Business Software
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Goal Setting, Workflow Management, Organizational Skills, Project Management Software, Project Management, Work Breakdown Structure, Resource Allocation
Beginner · Guided Project · Less Than 2 Hours
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Functional Design, Software Design Patterns, Unit Testing, Data Structures, Simulations
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Project Risk Management, Risk Management, Planning, Team Management, Project Implementation, Project Planning, Business Risk Management, Project Controls, Team Leadership, Project Management, Leadership and Management, Program Evaluation, Initiative and Leadership, Leadership, Prioritization, Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Team Leadership, Virtual Teams, Team Building, Conflict Management, Teamwork, Leadership and Management, Intercultural Competence, Program Management, Project Management, Organizational Leadership, Leadership, Communication Strategies, Simulation and Simulation Software, Communication
Beginner · Course · 1 - 4 Weeks