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.

Johns Hopkins University
Skills you'll gain: Package and Software Management, Code Review, Open Source Technology, GitHub, Scientific Methods, Bioinformatics, Technical Documentation, Informatics, Clinical Informatics, R (Software), Data Analysis, Programming Principles, R Programming, Version Control, Integrated Development Environments
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Regression Analysis, Statistical Hypothesis Testing, Statistical Analysis, Probability & Statistics, Statistical Methods, Probability Distribution, Data Analysis, Markov Model, Data Science, Statistics, Statistical Inference, Probability, R Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: PL/SQL, Oracle Databases, SQL, Stored Procedure, Computational Logic, Programming Principles, Business Logic, Data Validation, Data Integrity
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Transaction Processing, Data Persistence, Performance Tuning, System Programming, Operating Systems, C++ (Programming Language), System Configuration, Computer Architecture, Data Storage, Computer Hardware, Data Storage Technologies, Application Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Spark, Data Pipelines, PySpark, Real Time Data, Query Languages, Data Transformation, SQL, Data Processing, Data Analysis
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Object-Relational Mapping, Spring Framework, Hibernate (Java), Apache Maven, Model View Controller, Relational Databases, Database Design, MySQL, Web Applications, Java Platform Enterprise Edition (J2EE), Java, Full-Stack Web Development, Database Development, Application Frameworks, Back-End Web Development, Authentications, Object Oriented Design, Object Oriented Programming (OOP), Application Development, Software Design Patterns
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Matplotlib, Data Visualization, Probability & Statistics, Plotly, Statistical Analysis, Data Visualization Software, Statistical Hypothesis Testing, Seaborn, Data Science, Programming Principles, Pandas (Python Package), Statistics, Descriptive Statistics, Data Analysis, NumPy, Probability Distribution, Exploratory Data Analysis, Python Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Apache Spark, Data Pipelines, PySpark, Apache Hadoop, Data Transformation, MySQL, Data Manipulation, Java Platform Enterprise Edition (J2EE), Data Import/Export, Data Persistence, Development Environment, Software Installation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Metasploit, Exploitation techniques, Penetration Testing, Database Management, Cryptography, Data Import/Export, MySQL, Vulnerability Scanning, Encryption, Brute-force attacks, Vulnerability Assessments, Cybersecurity, Data Encryption Standard, SQL
Mixed · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: MongoDB, NoSQL, Database Management, Data Wrangling, Performance Tuning, Database Design, Databases, Data Modeling, Data Store, Query Languages, Scalability, Real Time Data, Disaster Recovery, Data Security
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Import/Export, Data Visualization Software, Data Visualization, Interactive Data Visualization, Histogram, Data Transformation, Data Processing, Apache Kafka, JSON, MySQL, SQL
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Vue.JS, JavaScript Frameworks, Front-End Web Development, Web Applications, UI Components, Web Design and Development, Hypertext Markup Language (HTML), Application Programming Interface (API), User Interface (UI), Event-Driven Programming, Data Validation, Data Management
Beginner · Course · 1 - 3 Months