get the ASCII code of a character

man ascii

TLDR: simplified and community-driven man pages

The TLDR pages are a community effort to simplify the beloved man pages with practical examples.

Links

• web interface
• book version (in PDF)
• tldr.py, Python client (I installed this one)
• discussion @reddit

(I also have a similar project called PrimCom but it has never become popular.)

colorize man pages

Before

After

But how?

sudo apt-get install most

Then add this line to your ~/.bashrc:

export PAGER=most

Open a new terminal and try it.

Explanation
This tip is from here. As the user cannedprimates states, “you can solve this issue by using a different pager, for example most. man will actually use the program specified in the PAGER environment variable.”

Description of the file system hierarchy

man hier

Web version here. Tip from here.