There are some notes I have written.

Any suggestions are welcome.

Note of ‘A Tour of C++’

This a note of A Tour of C++, and there are some typos. Will update.

See: PDF.
License: CC-BY-NC-ND.

Not of ‘A Tour of Go’

This a note of A Tour of Go.

See: PDF.
License: CC-BY-NC-ND.

Cheat Pages of ‘Analog Electronic Circuit’

See: PDF.
License: CC-BY-NC-ND.