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http://thomas-guettler.de/
Why not ask like a child?
https://en.wikipedia.org/wiki/Socratic_method
Stack Overflow
Q&A for professional and enthusiast programmers
Server Fault
Q&A for system and network administrators
Database Administrators
Q&A for database professionals who wish to improve their database skills and learn from others in the community
Unix & Linux
Q&A for users of Linux, FreeBSD and other Un*x-like operating systems
Graphic Design
Q&A for Graphic Design professionals, students, and enthusiasts
User Experience
Q&A for user experience researchers and experts
Super User
Q&A for computer enthusiasts and power users
Meta Stack Exchange
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
Photography
Q&A for professional, enthusiast and amateur photographers
Android Enthusiasts
Q&A for enthusiasts and power users of the Android operating system
Software Recommendations
Q&A for people seeking specific software recommendations
Open Source
Q&A for people organizing, marketing or licensing open source development projects
Hardware Recommendations
Q&A for people seeking specific hardware recommendations
Software Engineering
Q&A for professionals, academics, and students working within the systems development life cycle
Web Applications
Q&A for power users of web applications
Arduino
Q&A for developers of open-source hardware and software that is compatible with Arduino
Ask Different
Q&A for power users of Apple hardware and software
Chess
Q&A for serious players and enthusiasts of chess
The Workplace
Q&A for members of the workforce navigating the professional setting
Code Review
Q&A for peer programmer code reviews
Area 51
Q&A for proposing new sites in the Stack Exchange network
Parenting
Q&A for parents, grandparents, nannies and others with a parenting role
Network Engineering
Q&A for network engineers
English Language Learners
Q&A for speakers of other languages learning English
Project Management
Q&A for project managers
English Language & Usage
Q&A for linguists, etymologists, and serious English language enthusiasts
Lifehacks
Q&A for people looking to bypass life's everyday problems with simple tricks
Software Quality Assurance & Testing
Q&A for software quality control experts, automation engineers, and software testers
Medical Sciences
Q&A for professionals in medical and allied health fields, students of those professions, related academics, and others with a sound understanding of medicine and healthcare-related sciences
Interpersonal Skills
Q&A for people looking to improve their interpersonal communication skills
Video Production
Q&A for engineers, producers, editors and enthusiasts spanning the fields of video and media creation
Salesforce
Q&A for Salesforce administrators, implementation experts, developers and anybody in-between
Mathematics
Q&A for people studying math at any level and professionals in related fields
DevOps
Q&A for software engineers working on automated testing, continuous delivery, service integration and monitoring, and building SDLC infrastructure
Skeptics
Q&A for scientific skepticism
Raspberry Pi
Q&A for users and developers of hardware and software for Raspberry Pi
Physical Fitness
Q&A for physical fitness professionals, athletes, trainers, and those providing health-related needs
Sports
Q&A for participants in team and individual sport activities
TeX - LaTeX
Q&A for users of TeX, LaTeX, ConTeXt, and related typesetting systems
Code Golf
Q&A for programming puzzle enthusiasts and code golfers
The Great Outdoors
Q&A for people who love being outdoors enjoying nature and wilderness, and learning about the required skills and equipment
Psychology & Neuroscience
Q&A for practitioners, researchers, and students in cognitive science, psychology, neuroscience, and psychiatry
Information Security
Q&A for information security professionals