What are the best cross platform tools for C# developers?

What are the best educational websites?

What are the best multi-device, cross-platform clipboard managers?

What are the best clipboard managers for Mac?

What are the best backup apps for Android?

What is the best programming language to learn first?

What are the best small x86-based PCs?

What programming languages most resemble math?

What are the most important to know web development languages?