Cross Validated
Q&A for people interested in statistics, machine learning, data analysis, data mining, and data visualization
Stack Overflow
Q&A for professional and enthusiast programmers
Super User
Q&A for computer enthusiasts and power users
TeX - LaTeX
Q&A for users of TeX, LaTeX, ConTeXt, and related typesetting systems
Database Administrators
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Quantitative Finance
Q&A for finance professionals and academics
MathOverflow
Q&A for professional mathematicians
Software Engineering
Q&A for professionals, academics, and students working within the systems development life cycle
The Workplace
Q&A for members of the workforce navigating the professional setting
Data Science
Q&A for Data science professionals, Machine Learning specialists, and those interested in learning more about the field
Graphic Design
Q&A for Graphic Design professionals, students, and enthusiasts
Computer Science
Q&A for students, researchers and practitioners of computer science
English Language & Usage
Q&A for linguists, etymologists, and serious English language enthusiasts
French Language
Q&A for students, teachers, and linguists wanting to discuss the finer points of the French language
English Language Learners
Q&A for speakers of other languages learning English