"Stop using tools that you don't understand" (talking to myself..) "Only use the tools that you actually need" (talking to myself again..)
“No one has ever become poor by giving.” ― Anne Frank
Stack Overflow
Q&A for professional and enthusiast programmers
Super User
Q&A for computer enthusiasts and power users
Unix & Linux
Q&A for users of Linux, FreeBSD and other Un*x-like operating systems
Server Fault
Q&A for system and network administrators
Ask Different
Q&A for power users of Apple hardware and software
Ask Ubuntu
Q&A for Ubuntu users and developers
Android Enthusiasts
Q&A for enthusiasts and power users of the Android operating system
Salesforce
Q&A for Salesforce administrators, implementation experts, developers and anybody in-between
User Experience
Q&A for user experience researchers and experts
Raspberry Pi
Q&A for users and developers of hardware and software for Raspberry Pi
Arduino
Q&A for developers of open-source hardware and software that is compatible with Arduino
Chemistry
Q&A for scientists, academics, teachers, and students in the field of chemistry
Physics
Q&A for active researchers, academics and students of physics
Electrical Engineering
Q&A for electronics and electrical engineering professionals, students, and enthusiasts
Database Administrators
Q&A for database professionals who wish to improve their database skills and learn from others in the community
English Language & Usage
Q&A for linguists, etymologists, and serious English language enthusiasts
Bitcoin
Q&A for Bitcoin users, developers, and enthusiasts
Graphic Design
Q&A for Graphic Design professionals, students, and enthusiasts
Information Security
Q&A for information security professionals
Software Engineering
Q&A for professionals, academics, and students working within the systems development life cycle
TeX - LaTeX
Q&A for users of TeX, LaTeX, ConTeXt, and related typesetting systems
Puzzling
Q&A for those who create, solve, and study puzzles
Ethereum
Q&A for users of Ethereum, the decentralized application platform and smart contract enabled blockchain
Meta Stack Exchange
Q&A for meta-discussion of the Stack Exchange family of Q&A websites