Regular Expression courses can help you learn pattern matching, text manipulation, and data validation techniques. You can build skills in troubleshooting regex issues, optimizing search queries, and extracting specific data from large datasets. Many courses introduce tools like Python's re module, JavaScript's RegExp object, and text editors with regex support, showing how these skills are applied in software development, data analysis, and web scraping.

Skills you'll gain: JSON, API Testing, Restful API, Software Quality Assurance, Software Engineering, Test Script Development, Java, Data Mapping, Software Testing, Test Case, Test Data
Mixed · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: MITRE ATT&CK Framework, Cyber Threat Hunting, Threat Detection, Endpoint Detection and Response, Cybersecurity, Network Security, Cyber Security Strategy, System Monitoring, Cyber Operations, Threat Management, Continuous Monitoring, Cyber Threat Intelligence, Exploitation techniques, Data Persistence, Scripting, Network Monitoring, Persistence, Python Programming, Data Access, Computer Programming
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Data Integrity, Spreadsheet Software, Microsoft Excel, Data Validation, Data Entry, Google Sheets, Strategic Communication, Collaborative Software, Management Reporting, Data Security, Financial Modeling
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Analysis, Network Security, Cyber Operations, Intrusion Detection and Prevention, MITRE ATT&CK Framework, Cybersecurity, Threat Detection, Network Monitoring, Penetration Testing, Anomaly Detection, Brute-force attacks, Scripting, Authentications, Vulnerability Assessments, Python Programming, Data Access, System Monitoring, Systems Analysis, Automation
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Extensible Markup Language (XML), Android Development, Mobile Development, Real Time Data, Data Integration, UI Components, User Interface (UI), Java Programming
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Operational Databases, Database Administration, Database Management, Relational Databases, Query Languages, Database Design, Google Cloud Platform, Data Import/Export, Data Management
Beginner · Project · Less Than 2 Hours

Universitat Politècnica de València
Skills you'll gain: Linear Algebra, Algebra, Geometry, General Mathematics, Applied Mathematics, Arithmetic
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Prompt Engineering, Multimodal Prompts, Prompt Patterns, Prompt Engineering Tools, LLM Application, Model Evaluation, LangChain, Large Language Modeling, Hugging Face, Transfer Learning, Model Deployment, Responsible AI, Performance Tuning, AI Workflows, Generative AI, LangGraph, Embeddings, Context Management, Vector Databases
Intermediate · Specialization · 3 - 6 Months

Edureka
Skills you'll gain: Prompt Engineering, Multimodal Prompts, Prompt Patterns, Prompt Engineering Tools, LLM Application, LangChain, Large Language Modeling, Responsible AI, Generative AI Agents, OpenAI, Generative AI, AI Personalization, Context Management, Natural Language Processing, CI/CD, Python Programming, Pandas (Python Package), Scalability, Application Development, Safety and Security
Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Data Analysis, Computational Logic, Engineering Calculations, Trigonometry, Linear Algebra, Engineering Analysis, Logical Reasoning, Deductive Reasoning, Probability & Statistics, Statistical Analysis, Calculus, Analytical Skills, Bayesian Statistics, Differential Equations, Programming Principles, Statistical Inference, Theoretical Computer Science, Numerical Analysis, Descriptive Analytics, Applied Mathematics
Beginner · Specialization · 3 - 6 Months

Peking University
Skills you'll gain: Data Structures, Algorithms, Computer Programming, Database Systems, Theoretical Computer Science, Performance Tuning
Mixed · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, OSI Models, Exploitation techniques, TCP/IP, Network Protocols, Distributed Denial-Of-Service (DDoS) Attacks, Network Security, Cyber Security Assessment, General Networking, Vulnerability Scanning, Cybersecurity, Web Development, Prompt Engineering, Large Language Modeling, Scripting, Python Programming, SQL, Command-Line Interface, Data Structures
Intermediate · Course · 1 - 3 Months