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.

Microsoft
Skills you'll gain: Marketing and Public Relations, Integrated Marketing Communications, Marketing Communications, Public Relations, Storytelling, Strategic Communication, Target Audience, Campaign Management, Content Creation, Digital Media Strategy, Ethical Standards And Conduct, AI Personalization, Marketing Analytics
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Health Equity, Health Disparities, Social Determinants Of Health, Public Health, Health Policy, Community Health, Patient-centered Care, Health Promotion, Epidemiology, Community Outreach, Health Systems, Research Design, Research, Cultural Responsiveness, Media and Communications
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Network Troubleshooting, Help Desk Support, System Configuration, Computer Hardware, Networking Hardware, Hardware Troubleshooting, Technical Support, Peripheral Devices, System Support, Desktop Support, Computer Networking, Operating Systems, Wireless Networks
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: React.js, Debugging, Front-End Web Development, Web Development, JavaScript Frameworks, HTML and CSS, UI Components, Javascript, Cascading Style Sheets (CSS)
Intermediate · Guided Project · Less Than 2 Hours

Peking University
Skills you'll gain: Music History, Music, Classical Music, World Music, Musical Composition, Music Theory, Performing Arts
Beginner · Course · 1 - 3 Months

Skills you'll gain: Spring Framework, Hibernate (Java), Spring Boot, Java, Object-Relational Mapping, Database Management, Application Frameworks, Data Access, Apache Maven, SQL, Object Oriented Programming (OOP), Model View Controller, Functional Design
Intermediate · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: C# (Programming Language), Object Oriented Programming (OOP), C and C++, .NET Framework, Data Access, Microsoft Visual Studio, Extensible Markup Language (XML), Data Structures, Database Management, Algorithms, User Interface (UI), Network Model, Application Development, Computer Graphics, File Management
Intermediate · Course · 3 - 6 Months

LearnQuest
Skills you'll gain: JUnit, Testability, Unit Testing, Software Testing, Test Case, Test Tools, Java
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unsupervised Learning, Deep Learning, Anomaly Detection, Machine Learning Algorithms, Applied Machine Learning, Machine Learning, Supervised Learning, Decision Tree Learning, Predictive Modeling, Data Validation, Random Forest Algorithm, Data Import/Export, Data Manipulation, Feature Engineering, Statistical Methods
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Statistical Hypothesis Testing, Descriptive Statistics, Statistical Visualization, Data Transformation, Data Cleansing, Statistical Analysis, Regression Analysis, Probability, Probability Distribution, Sampling (Statistics), Box Plots, Histogram, R Programming, Statistical Methods, Probability & Statistics, Scatter Plots, Microsoft Excel, Statistics, Data Import/Export, Data Analysis
Beginner · Specialization · 3 - 6 Months

Universiteit Leiden
Skills you'll gain: Statistical Inference, Statistical Hypothesis Testing, Regression Analysis, R Programming, Data Analysis, Descriptive Statistics, Statistical Methods, Probability & Statistics, Data Ethics, Data Collection, Exploratory Data Analysis, Statistical Modeling, Data Cleansing, Data Security
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: PySpark, Apache Spark, Data Management, Distributed Computing, Apache Hadoop, Data Processing, Data Analysis, Exploratory Data Analysis, Python Programming, Scalability
Beginner · Course · 1 - 4 Weeks