Language courses can help you learn grammar, vocabulary development, pronunciation techniques, and conversational skills. You can build skills in writing clearly, understanding cultural nuances, and using language for specific purposes like business or travel. Many courses introduce tools such as language learning apps, online dictionaries, and pronunciation software, which enhance your ability to practice and apply what you've learned in everyday situations.

Coursera
Skills you'll gain: Stored Procedure, SQL, Data Presentation, Query Languages, Relational Databases, Database Development, Database Administration, Data Science
Advanced · Guided Project · Less Than 2 Hours

Nanjing University
Skills you'll gain: Data Processing, Data Mining, Data Structures, Data Presentation, Object Oriented Programming (OOP), Web Scraping, Data Capture, Data Analysis, Python Programming, NumPy, Data Preprocessing, Data Visualization, UI Components, User Interface (UI) Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: Ggplot2, Data Visualization Software, Data Visualization, Statistical Visualization, Rmarkdown, Shiny (R Package), Plot (Graphics), Dashboard Creation, Dashboard, Leaflet (Software), Interactive Data Visualization, Data Presentation, R (Software), R Programming, Scatter Plots, Graphing, Box Plots, Geospatial Information and Technology, Data Science, Data Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MITRE ATT&CK Framework, Cybersecurity, Cyber Operations, Exploitation techniques, IT Automation, Scripting, Python Programming, Scripting Languages
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Swift Programming, Objective-C (Programming Language), iOS Development, Core Data (Software), Apple iOS, Video Game Development, Game Design, User Interface (UI), Model View Controller, JSON, User Interface (UI) Design, UI Components, Mobile Development, User Interface and User Experience (UI/UX) Design, OAuth, Memory Management, Responsive Web Design, Prototyping, Animation and Game Design, Human Computer Interaction
Beginner · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Rust (Programming Language), Test Case, Memory Management, Development Testing, Software Testing, Data Structures, GitHub, Programming Principles, Package and Software Management, Development Environment, System Programming, Software Documentation
Beginner · Course · 1 - 4 Weeks

Wesleyan University
Skills you'll gain: Statistical Hypothesis Testing, Statistical Analysis, Statistical Software, Correlation Analysis, Statistical Programming, Data Analysis Software, SAS (Software), Analysis, Data Analysis, Statistical Methods, Quantitative Research, Data Manipulation, Probability & Statistics, Analytical Skills, Data Management, Statistical Inference
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Predictive Modeling, Statistical Process Controls, Correlation Analysis, Statistics, Data-Driven Decision-Making, Statistical Modeling, Statistical Hypothesis Testing, Statistical Methods, Statistical Software, Probability & Statistics, Regression Analysis, Statistical Inference, Predictive Analytics, Data Analysis, SAS (Software), Scatter Plots, Experimentation, Analytical Skills, Data Visualization
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Excel Macros, Microsoft Excel, Data Manipulation, Advanced Analytics, Visual Basic (Programming Language), Data Analysis, Productivity Software, Debugging, Spreadsheet Software, Business Process Automation, Automation, Strategic Decision-Making, Scripting, Programming Principles
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Restful API, Secure Coding, Application Deployment, Web Development, API Design, Full-Stack Web Development, Security Controls, Scripting Languages, Cloud API, Software Documentation, Software Installation, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Electrical Power, Electric Power Systems, Electrical Systems, Control Systems, Electrical Substation, Electrical Equipment, Energy and Utilities, Electrical Safety, Plant Operations and Management, High Voltage, Machine Controls, Applied Mathematics, Power Electronics, Automation Engineering, Basic Electrical Systems, Electrical Engineering, Process Control, Mathematical Modeling, Matlab, Three-Phase
Intermediate · Specialization · 3 - 6 Months

National Taiwan University
Skills you'll gain: Information Systems, Information Management, Data Structures, Transportation Operations, Information Technology, Production Planning, Production Schedule, Operations Management, Business Operations, Inventory Control, Logistics, Computational Logic, Algorithms, Programming Principles, Computer Programming, Python Programming, Decision Making, Development Environment, Software Installation
Beginner · Course · 1 - 3 Months