Sometimes you see in answers or questions a link to an earlier answer to a different question. The url often is a mysterious sequence of digits and letters. How is it obtained? Linking to a question is easy: go to the question and see what is in the adress bar of your browser, but for answers this obviously doesn't work. Any help is appreciated!
Below each question and answer, you will see a 'share' button. Click on it and get this:
The url you need is right there, already selected to cut and paste.
Go to the answerer's page and find the answer there.